| Gilbert, J. T., see Gilbert, J. T. (John Thomas), Sir, 1829-1898
Gilbert, John T., Sir, see Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Cross-reference | | |
| Barnard, Toby, see Barnard, T.C. (Toby Christopher) | Cross-reference | | |
| Mac Coscair, Liam T. see Cosgrave, William Thomas, 1880-1965 | Cross-reference | | |
| "250 Years and More": a short account of the history of St. Mary's Church (Church of Ireland), Navan | Ellison, C. C. | Monograph or Collective Volume | [St Mary's Parish] | 1968 |
| "A weapon of war yet untried" : Irish Catholics and the armed forces of the Crown, 1760-1830 | Bartlett, Thomas | Article in Book | Lilliput Press | 1993 |
| "Celtic exodus" : the famine Irish, ethnic stereotypes, and the cultivation of American racial nationalism | Knobel, Dale T. | Article in Book | Praeger | 2003 |
| "Converse with books" : scientific and medical libraries in the British Isles, c. 1640 - c. 1750 | Mandelbrote, Scott | Monograph or Collective Volume | Max-Planck-Inst. für Wissenschaftsgeschichte | 2005 |
| "Dishonoured" : the 'Colonels' surrender' at St Quentin, the retreat from Mons, August 1914 | Scott, Peter T. | Monograph or Collective Volume | Tom Donovan | 1994 |
| "Dutiful old knight" and formidable foe : Tarlach Luineach Ó Néill, the man from Munterloney | Ó Conluain, Proinsias | Monograph or Collective Volume | O'Neill Country Historical Society | 2004 |
| "Everybody is Irish on St. Paddy's" : ambivalence and alterity at London's St. Patrick's day 2002 | Nagle, John | Article in Journal | | 2005 |
| "Everything depends on the first year" : archbishop John Hughes and his fundraising plan for St. Patrick's Cathedral | Feighery, Kate | Article in Journal | | 2015 |
| "Everything Depends on the First Year" : Archbishop John Hughes and his fundraising plan for St. Patrick's Cathedral | Feighery, Kate | Article in Journal | | 2015 |
| "Got Cork" ; an exhibition on the occasion of the centenary of William Burges 1827-1881, architect of St. Fin Barre's cathedral | Carey, Maurice | Monograph or Collective Volume | Crawford Municipal Art gallery | 1983 |
| "It is for a nation of martyrs to cultivate constant self-restraint." The Irish Catholic bishops' attitude to the IRA campaign, 1919-21 | Heffernan, Brian | Article in Journal | | 2008 |
| "Meacan" in áitainmneacha | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1967 |
| "Miracle on the Shankill" : the Peace March and Rally of 28 August 1976 | Fraser, GraceMorgan, Valerie | Article in Book | Macmillan | 2000 |
| "Palmaire" agus focail eile | De Bhaldraithe, T. | Article in Journal | | 1999 |
| "Parlour entertainment in an evening"? Histories of the 1640s | Barnard, T. C. (Toby Christopher) | Article in Book | Four Courts Press | 2001 |
| "Planters of great civilitie" : female patrons of the arts in late Medieval Ireland | Moss, Rachel | Article in Book | Brill | 2012 |
| "Protected space" in Britain and Ireland in the middle ages | Davies, Wendy, 1942- | Article in Book | Scottish Cultural | 1996 |
| "Quo vadis?" : a Polish visitor to T.C.D. 1821 | Heaney, Henry | Article in Journal | | 1987 |
| "St. Enda's is now only part of a bigger thing..." : Padraig Pearse's American interlude | Anand, Maura | Article in Book | University College Dublin Press | 2016 |
| "Such a banditti" : Irish convicts in Newfoundland, 1789. Pt. 1 | Reece, Bob | Article in Journal | | 1997 |
| "Such a banditti" : Irish convicts in Newfoundland, 1789. Pt. 2 | Reece, Bob | Article in Journal | | 1997 |
| "The bunkum of Ulsteria" : the Orange marching tradition in late Victorian Cumbria | MacRaild, Donald M. | Article in Book | Palgrave Macmillan | 2000 |
| "The Coastal Atlas of Ireland"; edited by Robert Devoy, Val Cummin, Barry Brunt, Darius Bartlett and Sarah Kandrot. Cork, 2021. [Review article] | Murphy, David | Article in Journal | | 2022 |
| "The continuation of Bede", s.a. 750 : high-kings, kings of Tara and "Bretwaldas" | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | Four Courts Press | 2000 |
| "The fatal destiny of that land" : Elizabethan views of Ireland | Cavanagh, Sheila T. | Article in Book | Cambridge University Press | 1993 |
| "The fearful crimes of Ireland": Tabloid journalism and Irish nationalism in 'The Playboy of the Western World' | Boynton, T.J. | Article in Journal | | 2012 |
| "The greatest of the things our ancestors did" : Gaelic adaptations of early Irish literature, 1891-1916 | O'Leary, Philip | Article in Book | St. Mary's University | 1992 |
| "The island of saints and scholars" : Views of the early church and sectarian politics in late eighteenth-century Ireland | O'Halloran, C. | Article in Journal | | 1990 |
| "The scattered debris of the Irish nation" : the famine Irish and New York City, 1845-55 | O'Donnell, Edward T. | Article in Book | Centre for Emigration Studies, Ulster-American Folk Park, and the Institute of Irish Studies, Queen's University of Belfast | 1997 |
| "The world's rarest doctor" : Surgeon Major T.H. Parke | Smith, Des | Article in Journal | | 1992 |
| "There must have been something in it..." | Watters, Frank | Article in Journal | | 2000 |
| "Though not an Irishman" : Henry George and the American Irish | O'Donnell, Edward T. | Article in Journal | | 1997 |
| "To live and die [for] Dixie" : Irish civilians and the confederate states of America | Gleeson, David T. | Article in Journal | | 2010 |
| "We are Irish everywhere" : Irish immigrant networks in Charleston, South Carolina, and Savannah, Georgia | Buttimer, B. J.Gleeson, David T. | Article in Journal | | 2005 |
| "Where Parnell stood" : what we mean by Home Rule | Redmond, John | Monograph or Collective Volume | Irish Press | 1911 |
| '4 Shillings per square foot' : burial costs in St. Joseph's cemetery, Cork city, 1884 | Bhreatnach, Aoife | Article in Book | Wordwell | 2016 |
| 'A certain Irish lover of well-bound books' : Sir Edward Sullivan Bart. 1852-1928 | Bowe, Nicola Gordon | Article in Book | Woodfield | 2006 |
| 'A delicate matter' : the politics of integrating education in Northern Ireland 1968-1990 | Stephen, Fiona | Thesis | | 2004 |
| 'A desert for the arts'? Orchestral provision in Northern Ireland, 1945-1981 | Kennedy, Ciarán | Thesis | | |
| 'A good painter may get good bread' : Thomas Pooley and Garret Morphey, two gentlemen painters | Fenlon, Jane | Article in Book | Four Courts Press | 2012 |
| 'A river to hell': working on Ireland's inland waterways | Rainsford, John | Article in Journal | | 2010 |
| 'A situtation of great novelty and difficulty' : the Irish railway munitions strike of 1920 | McCabe, Conor | Thesis | | 2003 |
| 'Almoners of Providence' : the clergy 1647 to c. 1780 | Barnard, T. C. (Toby Christopher) | Article in Book | Four Courts Press | 2006 |
| 'An onóir do Dhia, a cclú dár násion agus d'Ord san Froinsias' | Mac Craith, Mícheál | Article in Book | An Sagart | 2008 |
| 'An ordinary commonplace outbreak of everyday dirty bigotry' : Walter Dwyer and the St. Patrick's Day procession in Perth, 1915 | Mortimer, Maureen | Article in Journal | | 2005 |
| 'An overriding providence' : the life and ministry of Tresham Dames Gregg (1800-81) | Crawford, John, 1953-2011 | Article in Book | Four Courts Press | 2006 |
| 'Aspice spectator sic me docuere parentes' : aesthetico-political misprision in Derricke's A Discoverie of Woodkarne | Cartelli, Thomas | Article in Book | | 2021 |
| 'Avish' and 'evish' | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1981 |
| 'Carberians' invade Dingle between 1776 and 1797 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2018 |
| 'Celtic Exodus' : the Famine, Irish ethnic stereotypes, and the cultivation of American racial nationalism | Knobel, Dale T. | Article in Journal | | 2001 |
| 'China-men' in Dublin between 1790 and 1843: Samuel and George Alker | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2020 |
| 'Clariger aetherius' : Aldhelm of Malmesbury between Ireland and Rome | Dempsey, G. T. | Article in Journal | | 2001 |
| 'Contes Irlandais' | Hennig, John | Article in Journal | | 1947 |
| 'Convict of lyes in every sign' : Jonathan Swift and the everyday | Probyn, Clive T. | Article in Book | Fink Verlag | 2003 |
| 'Dr. Worsley being dead'. (Evelyn, 15 Oct. 1673) | Whitmore, J. B. | Article in Journal | | 1943 |
| 'Fancy the Royal Irish captured Moore Street.' Attitudes of Irish soldiers serving in the British army during and after the 1916 rising in Dublin | Burke, Tom | Article in Journal | | 2009 |
| 'For God's sake send me a few packets of fags' : the college, 1922-45 | Ferriter, Diarmaid | Article in Book | | 2006 |
| 'Framed and clothed with variety' : print culture, multimodality, and visual design in Derricke's Image of Irelande | Silva, Andie | Article in Book | | 2021 |
| 'From Thomas Cartwright to John Howe; some Puritans who came among us' | Carson, John T. | Article in Journal | | 1990 |
| 'Grand metropolis' or 'the anus of the world'? The cultural life of eighteenth-century Dublin | Barnard, T. C. (Toby Christopher) | Article in Book | Oxford University Press for the British Academy | 2001 |
| 'I signed my death warrant' : Michael Collins and the Treaty | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2006 |
| 'I was a day in Waterford' : an anthology of writing about Waterford from the 18th to the 20th century | | Monograph or Collective Volume | Ballylough Books | 2001 |
| 'I will freely and gladly agree to live in the prison' : voices from internment. Winifred Carney, 1916. | Woggon, Helga | Article in Journal | | 2019 |
| 'In imitation of that holy patron of prelates the blessed St. Charles' : episcopal activity in Ireland and the formation of a confessional identity, 1618-1653 | Ó hAnnracháin, Tadhg | Article in Book | | 2005 |
| 'In the middle of two living things' : Daniel or Christ? | Lucas, A. T. | Article in Book | | 1987 |
| 'Irish wine' : the import of claret from Bordeaux to provincial Ireland in the eighteenth century | Legg, Marie-Louise | Article in Book | | 2012 |
| 'It sounded like a James Bond thriller'. Maeve recalls her days as an espionage agent. Interview by Lucy Moore | Davison, MaeveMoore, Lucy | Article in Journal | | 2011 |
| 'Late, and not a special distinction'? the misunderstood life of St. Fintan of Clonenagh | Sperber, Ingrid | Article in Journal | | 2004 |
| 'Let the Damn Protestants do the Enlisting': The T.C. Beirne libel case in Brisbane, 1916-17 | Sullivan, RobinSullivan, Rodney | Article in Journal | | 2018 |
| 'Licentious barbarism' : Spenser's view of the Irish and The Faerie Queene | Cavanagh, Sheila T. | Article in Journal | | 1996 |
| 'Long bullets' in Co. Armagh | Paterson, T. G. F. | Article in Journal | | 1946 |
| 'Looting and overtures and acts of indecency by Black and Tans': the pursuit of justice for acts of sexual violence during Ireland's War of Independence (1919-21) | O'Neill, Gerri | Article in Journal | | 2021 |
| 'Mindful of her St. Columbas and Gaels ': Ireland, empire and Australian Anglicanism, 1788-1850 | Gladwin, Michael | Article in Book | | 2015 |
| 'Mulmorie Oge O'Reylie, gent.' alias Maol Mórdha Óg Uí Raighaillaigh of Bellanacargy | Moore, Eoghan | Article in Journal | | 2015 |
| 'Musical journeys with the Flight of the Earls' | Houston, Kerry | Article in Journal | | 2007 |
| 'Now or never, now and forever' : an unpublished, anonymous Irish Jacobite epic on the Williamite War (1688-91) | Sidwell, Keith | Article in Book | | 2012 |
| 'Obentia civium urbis felicitas' : Sir Henry Sidney's return to Dublin as depicted in Derricke's Image of Ireland | McGrath, Bríd | Article in Book | | 2021 |
| 'Of all the trials not to paint...' Sir John Lavery's painting High Treason Court of Criminal Appeal : the trial of Roger Casement 1916 | Marshall, Catherine | Article in Book | | 2015 |
| 'On St. Helena's bleak shore' : Free State plans to intern republican prisoners | Murray, Paul | Article in Journal | | 2003 |
| 'On the shoulders of giants': re-establishing the Moynagh Lough project. Research on material excavated from the County Meath crannog is finally telling its story | Potterton, Michael | Article in Journal | | 2022 |
| 'Overwhelmed with poverty, divisions and distress' : Robert Owen's tour of Ireland, 1822-3 | Donnachie, Ian | Article in Journal | | 2014 |
| 'Patternes of rebellion' : Derricke's rebel poems | Chaghafi, Elisabeth | Article in Book | | 2021 |
| 'Petticoat government'? The borough of Dingle during the 1770s | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2018 |
| 'Pray pity your poor people...': The Mahon papers and the famine of 1822 in the west | McNamara, Conor | Article in Journal | | 2011 |
| 'Relentlessly striving for more' : Hugh de Lacy in Ireland | Veach, Colin T. | Article in Journal | | 2007 |
| 'Saving the south with all my might' : John Mitchel, champion of southern nationalism | Toomey, Michael | Article in Book | | 2006 |
| 'Scots, stand firm, and our Empire is safe' : the politicisation of Scottish clubs and societies in Belfast during the Home Rule era | Hughes, Kyle | Article in Book | | 2009 |
| 'She nearly dropped dead at the idea that someone would join voluntarily: memories of A.S.T.I. activities c.1960-1990 | Cunningham, John, 1957- | Article in Journal | | 2009 |
| 'Spent blood' : Christopher St. Lawrence and Pale loyalism | McGowan-Doyle, Valerie | Article in Book | | 2004 |
| 'Standing idly by'? : Fianna Fáil, Irish republicanism and the Northern Ireland Troubles, 1968-2002 | O'Donnell, Catherine | Thesis | | |
| 'Statement issued by the Cardinal Primate and the archbishops and bishops of Ireland on the present condition of their country' (1920) | Waldron, Kieran
| Article in Journal | | 2021 |
| 'Such happy harmony' : early twentieth century co-operation to solve Dublin's housing problems | McManus, Ruth | Monograph or Collective Volume | Dublin City Public Libraries | 2005 |
| 'The abominable Cath. Quest.': Catholic Emancipation, 1820-30 | Bartlett, Thomas | Article in Book | Oxford University Press | 2023 |
| 'The angel of Andersonville' : Father Peter Whelan (1802-70) | Gleeson, David T. | Article in Book | | 2015 |
| 'The commencement of a new era'? Rural district councils in Ireland, 1899-1925 | McDermott, Feichin T. | Thesis | | 2010 |
| 'The First Irish Cities: an eighteenth-century transformation' [by] David Dickson. New Haven, Ct., 2022 | Cunningham, John, 1957- | Article in Journal | | 2021 |
| 'The Irish parliament and print, 1660-1782' | Barnard, T.C. (Toby Christopher) | Article in Journal | | 2014 |
| 'The Letters and Charters of Henry II, King of England 1154-1189, vols 1-6; [edited by] Nicholas Vincent. Oxford, | Harrington, Jesse | Article in Journal | | 2022 |
| 'The natural leaders' : the Tennent family and the political and intellectual life of Presbyterian Belfast, c.1801-1832 | Wright, Jonathan Jefferey | Thesis | | 2010 |
| 'The obscure but stubborn spirit of a people who talk' : cultural contact in the Ordnance Survey Memoir of Ireland | Shillue, Edith | Thesis | | |
| 'The ship must go and I must go' : Roger Casement's last adventure | Dwyer, T. Ryle | Article in Book | Irish Historical Publications | 2016 |
| 'The unemployed T.D.': the Unemployed Protest Committee and the brief political career of Jack Murphy, 1957-58 | Johnston-Kehoe, John | Article in Journal | | 2009 |
| 'The Yellow Cross' | Cunningham, T. P. | Article in Journal | | 1986 |
| 'To begin the world anew' : James Brown and Irish emigration to New Brunswick | McCarron, Edward T.McCarron, Fidelma | Article in Journal | | 2006 |
| 'Turned out...thrown down': evictions in Bunkilla and Monavanshare, Donoughmore, County Cork | O'Connell, John | Article in Book | | 2012 |
| 'Tynan' and 'Tynan' | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1981 |
| 'Utterly resigned terror' : the thriller and Northern Ireland since 1969 | Kelly, Aaron | Thesis | | |
| 'We are fighting for the women's liberation also' : a comparative study of female combatants in the national conflicts in Sri Lanka and Northern Ireland | Alison, Miranda | Thesis | | |
| 'We shall find a way through' : the Church of Ireland, state prayers and liturgical realities | Ó Corráin, Daithí | Article in Book | | 2006 |
| 'Wedded to old customs' : the Dublin Society, John Wynn Baker and agricultural innovation | Barnard, T. C. (Toby Christopher) | Article in Book | | 2009 |
| 'What became of Waring?' : the making of an Ulster squire | Barnard, T. C. (Toby Christopher) | Article in Book | | 2003 |
| 'What's the news? Nothing but bonfires' : the Eleventh Night Bonfire : tradition and change | Kettner, Karen Lynn | Thesis | | |
| 'With courage and undaunted obstinacy' : Meagher in Montana, 1865-1867 | Axline, Jon | Article in Book | | 2006 |
| 'With much quiet fervour' : A brief history of Dunlavin Roman Catholic parish and St. Nicholas of Myra church | Lawlor, Chris | Monograph or Collective Volume | Chris Lawlor | 2018 |
| 'With soft serenading we sing them to sleep' ('The Gondoliers') | O'Hagan, Martin | Article in Journal | | 2015 |
| 100 years of the County Kildare Archaeological Society | Clements, C. M. L., Lt. Col. | Article in Journal | | 1987 |
| 125 years of caring in Dublin : Our Lady's Hospice, Harold's Cross, 1879-2004 | Healy, T. M. | Monograph or Collective Volume | A & A Farmar | 2004 |
| 14th century monastic estates in Meath : the Llanthony cells of Duleek and Colp | Brooks, E. St. John | Article in Journal | | 1977 |
| 14th century monastic estates in Meath : the Llanthony cells of Duleek and Colp | Brooks, E. St. J. | Article in Journal | | 1953 |
| 1641 : a bibliographical essay | Barnard, T. C. (Toby Christopher) | Article in Book | | 1993 |
| 1641 Depositions | | Website | Trinity College Dublin. Department of History. | 2009 |
| 1696-1996 : St. Paul's Church, Portarlington, 'the French church' : an illustrated history | Powell, J. S. (John Stocks) | Monograph or Collective Volume | Portarlington and Monasterevan Parish of the Church of Ireland | 1996 |
| 16th Century Ireland, 1485-1603 | Quinn, D. B. (David Beers)Quinn, D. B. (David Beers) | Article in Book | | 1971 |
| 17th century Carlow leases : National Library microfilm no. 4767 | Clarke, T. | Article in Journal | | 1989 |
| 17th century Ireland, 1603-1702 | Simms, J. G. (John Gerald) | Article in Book | | 1971 |
| 18th century documents relating to the parish of St. Michan, Dublin | Young, E. J. | Article in Journal | | 1933 |
| 18th century Kilkenny | Clohosey, T. J. | Article in Journal | | 1959 |
| 18th-century Ireland, 1702-1800 | Butterfield, Herbert, Sir, 1900-1979 | Article in Book | | 1971 |
| 1916 agus mar sin de | Ó Snodaigh, Pádraig | Monograph or Collective Volume | Coiscéim | 2013 |
| 206The history of the GAA in Croghan Park | Mullaney, Thomas | Article in Book | | 2006 |
| 20th century Ireland, 1914-1970 | Mulvey, H. F. | Article in Book | | 1971 |
| 2nd Lieut. Michael J. L. O'Driscoll | O'Driscoll, Dan | Article in Journal | | 2005 |
| 30 November 1922: Cumann na mBan’s Telegram to W.T. Cosgrave : Irish Australians and the Civil War | Hall, Dianne | Article in Book | | 2022 |
| 35 years of Irish historiography | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1971 |
| 700 years young : St. Canice's Cathedral, Kilkenny, 1285-1985 | [St. Canice's Cathedral] | Monograph or Collective Volume | Kilkenny People Printing (printer) | 1985 |
| 8 UDR and the 8th (Co Tyrone) Battalion, the Ulster Defence Regiment | Ferguson, T. A. | Monograph or Collective Volume | 8th (Co Tyrone) Battalion, Ulster Defence Regiment | 1995 |
| A 'modern eye' opener : 60 points against home rule | Battersby, T. S. Frank ; Carson, Edward | Monograph or Collective Volume | Unionist Association of Ireland | 1912 |
| A 'St. Patrick' halfpenny of John de Courci | Seaby, W. A. | Article in Journal | | 1959 |
| A Background to St. Boniface's Mission | Wallace-Hadrill, J. M. | Article in Book | | 1975 |
| A bedlam of Topologues: Place names
transformed | Marentette, DavidPatton, ClydePrice, Edward | Article in Book | | 1982 |
| A bibliography of George Berkeley. With an inventory of Berkeley's manuscript remains, by A.A. Luce, D.D. | Jessop, T. E. | Monograph or Collective Volume | | 1934 |
| A bibliography of royal proclamations of the Tudor and Stuart sovereigns and of others published under authority 1485-1714, with an historical essay on their origin and use by Robert Steele, 1 : England and Wales; 2 pt. 1 : Ireland; [2 pt.] 2 : Scotland. 2 vols | Lindsay, James Ludovic, 26th Earl of Crawford and 9th Earl of Balcarres | Monograph or Collective Volume | | 1910 |
| A bibliography of T. W. Freeman's contributions to the geography of Ireland | Davies, K. M. (Kathleen Mary) | Article in Journal | | 1973 |
| A biocultural study of health in late medieval Ireland | Drain, Deirdre Frances | Thesis | | |
| A biographical dictionary of British architects 1600-1840 | Colvin, Howard Montagu, Sir, 1919-2007 | Monograph or Collective Volume | Yale University Press | 2007 |
| A birthday party for Jonathan Swift. [...350th anniversarty of the birth of Jonathan Swift...] | | Article in Journal | | 2017 |
| A bishop of the MacCarthy's : Dr Florence MacCarthy (1761-1810) | Walsh, T. J. | Article in Journal | | 1951 |
| A bracelet for St. Bega | Butler, Lawrence A. S. | Article in Journal | | 1966 |
| A brave new world : the Irish agrarian colony of Benedicta, Maine in the 1830's and 1840's | McCarron, Edward T. | Article in Journal | | 1994 |
| A brave slave, Robert St. George | Curtin, John | Article in Journal | | 1999 |
| A breviary from St Mary's Abbey, Trim | Gwynn, Aubrey | Article in Journal | | 1966 |
| A bridge of fish : the Irish connection with Newfoundland 1500-1630 | Kelly, E. T. | Article in Journal | | 1969 |
| A brief account of the Cathedral Church of the Blessed Trinity (Christ Church), Waterford : its history and monuments. also of the Holy Ghost Friary, or, 'French Church' of Waterford and the ancient Danish Church of St. Olaf | | Monograph or Collective Volume | [Waterford Cathedral] | 1967 |
| A brief guide to the heritage features of St. John's, Sandymount | Irvine, Tim | Monograph or Collective Volume | Tim Irvine | 2012 |
| A brief history and description of St. Savior's Priory, commonly called Blackfriars, Waterford | Lumley, I. W. J. | Article in Journal | | 1977 |
| A brief history of the Church of St. Patrick, Coleraine, with some account of its proposed renovation | [St. Patrick's Church, Coleraine] | Monograph or Collective Volume | Constitution Office [Printer] | 1883 |
| A brief history of the Parish of St. Paul's, Gilford, Diocese of Dromore, 1869-1999 | Patterson, A. P. | Monograph or Collective Volume | [The author] | 1999 |
| A Bronze Age burial in a tumulus at Annaghkeen, Headford, Co. Galway | Costello, T. B. | Article in Journal | | 1922 |
| A calendar of the letters of Thomas Bray, Archbishop of Cashel, 1792-1820 | Meagher, Mary T. | Thesis | | 1966 |
| A Capuchin poet of the Jacobite wars | Walsh, T. J. | Article in Journal | | 1953 |
| A caveat | Butler, Patrick Theobald Tower, 28th baron Dunboyne, 1917-2004 | Article in Journal | | 1999 |
| A century and more of reaching out : an historical sketch of the Parish of St. Paul the Apostle | Scott, Joseph | Monograph or Collective Volume | The Missionary Society of St. Paul the Apostle in the State of New York | 1983 |
| A changing church | Murphy, Brian | Article in Book | | 2005 |
| A chapel of ease : St. Matthew's Newtownmountkennedy, 150th anniversary, 1836-1986 : commemorative booklet | Jennings, Robert | Monograph or Collective Volume | [The author] | 1986 |
| A charter of John de Courcy to the abbey of Navan | | Article in Journal | | 1933 |
| A civic guard's memories of '22 by Patrick McInerney ex-sergt. 1284 (1898-1981) | McInerney, Patrick | Article in Journal | | 1989 |
| A clerical historian : St J. D. Seymour | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2003 |
| A collection of prehistoric axe heads at St. Patrick's College, Carlow | Cooney, GabrielO'Keeffe, Tadhg | Article in Journal | | 1994 |
| A collection of previously unpublished burial monuments from St. Mary's Church, Kilkenny city | Ó Drisceoil, Cóilín | Article in Journal | | 2006 |
| A collection of the state letters of the Rt. Hon R. Boyle, the first earl of Orrery. 2 vols. | | Monograph or Collective Volume | | 1743 |
| A comparative analysis of Ireland's applicants for membership of the European Economic Community, 1957-73 | Geary, Michael J. | Thesis | | 2004 |
| A complete list of higher degree theses deposited in the library, 1930-1991 | St. Patrick's College Maynooth | Monograph or Collective Volume | St Patrick's College | 1992 |
| A conceptual and historical analysis of the nature, place and scope of vocational education in schools in England and Ireland, 1830-1922 and England and N. Ireland, 1922-1985 | Coffey, David Thompson | Thesis | | |
| A contemporary description of a hare-coursing meeting at Coppenagh (1845) | Maguire, T. | Article in Journal | | 2006 |
| A contemporary history of affairs in Ireland from A.D. 1641 to 1652. 3 vols. | | Monograph or Collective Volume | | 1879 |
| A contract between king and people in early medieval Ireland? 'Críth Gabhlach' on kingship | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1994 |
| A county Armagh mendicant badge inscribed 'Shankill Poor 1699' | Paterson, T. G. F. | Article in Journal | | 1947 |
| A county Cork smithy | Ruttle, Edith | Article in Journal | | 2014 |
| A county Wexford palatine family | Hartrick, Lester T. | Article in Journal | | 2001 |
| A crisis for the Irish in Bordeaux : 1756 | McLoughlin, T. O. | Article in Book | | 1995 |
| A critical analysis of the decisions of the General Assembly of the Presbyterian Church in Ireland on social issues, 1921-1970 | Davison, William Eoin | Thesis | | |
| A cult of no personality: W.T. Cosgrave and the election of 1933 | Knirck, Jason | Article in Journal | | 2012 |
| A decorated stone from an cairn on Beannú (Banagher) mountain in Denn parish | Barron, T. J. | Article in Journal | | 1986 |
| A democracy of print. The periodical literature of the Northern Ireland troubles | Bell, Robert | Article in Journal | | 1994 |
| A description of Gort in 1752 by Thomas Wetherall | Barnard, T. C. (Toby Christopher)Wetherall, Thomas | Article in Journal | | 2009 |
| A descriptive and historic guide through St. Mary's Cathedral, Limerick | Meredyth, Francis | Monograph or Collective Volume | George McKern & Sons | 1887 |
| A diary of Easter Week : one Dubliner's experience | Kain, Richard | Article in Journal | | 1980 |
| A dictionary of Hiberno-English | Dolan, T. P. (Terence Patrick) | Monograph or Collective Volume | Gill & Macmillan | 2004 |
| A Dictionary of Hiberno-English | Dolan, T. P. (Terence Patrick) | Monograph or Collective Volume | Gill & Macmillan | 2013 |
| A Dictionary of Roscommon Biography | | Monograph or Collective Volume | Michael T. Lennon | 2020 |
| A difficult phrase in the 'Confession' of St. Patrick | Ryan, John | Article in Journal | | 1938 |
| A document relating to an old St. Patrick's Church in Kilkenny | Lanigan, K. M. | Article in Journal | | 1983 |
| A Donegal childhood | Duffy, T. P. | Monograph or Collective Volume | Justin Nelson | 2002 |
| A double life | O'Higgins, T. F. | Monograph or Collective Volume | Town House | 1996 |
| A dream comes true... the story of the building of St. Hilda's Parish Chruch | Moore, Edward James | Monograph or Collective Volume | Belfast News Letter Printing Co. [Printer] | 1970 |
| A Drogheda list of melodies : implications for the song tradition of Oriel | Ní Uallachain, Pádraigín | Article in Book | | 2007 |
| A Drumgoon story of 1798 | Barron, T. J. | Article in Journal | | 1985 |
| A Dublin mystery laid to rest... Tram and schooner collide | Bourke, Edward J. | Article in Journal | | 2009 |
| A family of Kennedy of Clogher and Londonderry, c. 1600-1938 | Kennedy, F. M. E. | Monograph or Collective Volume | Somerset Books | 1938 |
| A forgotton Sligo-born patriot | McTernan, John C. | Article in Journal | | 2017 |
| A formative force : the BBC's role in the development of music and its audiences in Northern Ireland 1924-39 | Stanley, Ruth | Thesis | | |
| A Gallican psalter in Irish script : Vaticanus Lat. 12910 | Bieler, Ludwig | Article in Book | NA | 1987 |
| A Galway officer of the Spanish navy | Walsh, Micheline | Article in Journal | | 1955 |
| A genealogical and heraldic history of the commoners of Great Britain and Ireland. 4 vols. | Burke, John | Monograph or Collective Volume | | 1833 |
| A genealogical history of the O'Reillys, written in the eighteenth century by E. Ó Raghallaigh, and incorporting portion of the earlier work of T. Fitzsimons, Vicar General of the diocese of Kilmore | Carney, James Patrick, 1914-1989Ó Raghallaigh, Eóghan | Monograph or Collective Volume | An Cumann Seanchais Bhreifne | 1959 |
| A general survey | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1954 |
| A geographer's view of Irish history | Andrews, J. H. (John Harwood) | Article in Book | | 1967 |
| A German clockmaker | Cunningham, T. P. | Article in Journal | | 1984 |
| A glossary with some pieces of the old dialect of the English colony in the baronies of Forth and Bargy | Dolan, T. P. (Terence Patrick)Poole, JacobÓ Muirithe, Diarmaid | Article in Journal | | 1979 |
| A great Irish missionary : Dr Joseph Shanahan, C. S. Sp. (1870-1943) | Ronayne, T. | Article in Journal | | 1944 |
| A great Irish school 1916-1954 | Neeson, Seán | Article in Journal | | 1955 |
| A great theatre of outrage and disorder : figuring Ireland in the Edinburgh Review, 1802-29 | Webb, T. | Article in Book | | 2002 |
| A growing movement... the story of allotments in Dublin and Belfast | Bell, JonathanWatson, Mervyn | Article in Journal | | 2012 |
| A guide to sources for the history of material culture in Ireland, 1500-2000 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Four Courts | 2005 |
| A Guide to St. James' Church and surrounding churchyard, Castledermot | Warburton, R. H. H. | Monograph or Collective Volume | [The author] | 1968 |
| A hand list of books on Killarney | Bourke, F. S. | Monograph or Collective Volume | R. T. White | 1953 |
| A hard auld station : musings on St. Colmcille's Church, Swords | Marks, Bernadette | Monograph or Collective Volume | Swords Historical Society | 2004 |
| A Hiberno-Scottish family (Ó Muirgheasáin, Morrison) | O'Rahilly, T. F. | Article in Journal | | 1942 |
| A historical report on the church of St. Anne, Mallow | | Monograph or Collective Volume | [The author] | 1976 |
| A historical study of the career of Hugh O'Neill, second earl of Tyrone, c.1550-1616 | Graham, J. K. | Thesis | | 1938 |
| A historical summary on the parish of Ahascragh Caltra and Castleblakeney | Mac Lochlainn, T. | Monograph or Collective Volume | The Midland Tribune | 1979 |
| A historie of Ireland : written in the yeare 1571 | Campion, Edmund | Article in Book | | 1809 |
| A history of Gallen Priory, Ferbane : from the time of St. Cynoc to the present day | Barber, Marie ThérèseDelaney, M. | Monograph or Collective Volume | Sisters of St. Joseph of Cluny | 2005 |
| A history of Irish economic thought | | Monograph or Collective Volume | | 2009 |
| A history of Leopardstown Park | Lydon, Adèle | Monograph or Collective Volume | Foxrock Local History Club | 1983 |
| A history of Methodism in Ireland from Wesley’s death in 1791, to the re-union of Primitive and Wesleyans in 1878 | Binns, June R. | Thesis | | |
| A history of pearl fishing in Ireland [from 1600] | Lucey, John | Thesis | | 1997 |
| A history of salt in Ireland : with special reference to the salt manufacturing industry | Ludlow, Charles G. | Thesis | | |
| A history of St. James' Church, Belfast | | Monograph or Collective Volume | St James's Select Vestry | 2000 |
| A history of St. John's church, Donegore | Bell, Margaret | Monograph or Collective Volume | W. & G. Baird at the Greystone Press, Antrim [printer] | 1988 |
| A history of St. Peter's Church and graveyards, Ennisnag | Butler, GillianSheridan, Donal | Monograph or Collective Volume | [The authors] | 1999 |
| A history of St. Peter's parish church, Antrim Road, Belfast 1900-2009 | Barton, Brian | Monograph or Collective Volume | Select Vectry of St. Peter's Parish Church | 2009 |
| A history of the Church of Ireland | Jackson, Robert WyseJohnston, T. J.Robinson, J. L. | Monograph or Collective Volume | A.P.C.K. | 1953 |
| A history of the Church of Ireland in St. Mary Magdalene parish, Belfast | Leathem, William S. | Monograph or Collective Volume | Nicholson & Bass | 1939 |
| A history of the Church of Ireland in the parish of Ballywillan (Portrush) | Milner, T. W. R. | Monograph or Collective Volume | Display Aids [Printer] | 1972 |
| A history of the city of Dublin. 3 vols. | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Monograph or Collective Volume | Irish University Press | 1972 |
| A history of the county of Mayo to the close of the sixteenth century | Knox, H. T. (Hubert Thomas) | Monograph or Collective Volume | Hodges Figgis | 1908 |
| A history of the county of Mayo to the close of the sixteenth century | Knox, H. T. (Hubert Thomas) | Monograph or Collective Volume | | 1908 |
| A history of the distilling industry, the spirit trade and excise controls in Ireland up to 1945 | McGuire, Edward Borough | Thesis | | |
| A history of the legislative union of Great Britain and Ireland | Ingram, T. D. | Monograph or Collective Volume | | 1887 |
| A history of the military forces operating in Ireland, 1641-9 | Hazlett, Hugh | Thesis | | 1938 |
| A history of the O'Brennans of Iclough, Co. Kilkenny | Brennan, T. | Monograph or Collective Volume | [s.n.] | 1975 |
| A history of the reformed presbyterian church in Ireland | Loughbridge, Adam | Thesis | | 1963 |
| A history of the Richmond Asylum (St. Brendan's Hospital), Dublin | Falvey, JaneO'Shea, Brian | Article in Book | | 1996 |
| A history of the Royal Cork Yacht Club | St. Leger, Alicia | Monograph or Collective Volume | Royal Cork Yacht Club | 2005 |
| A history of the viceroys of Ireland. With notices of the castle of Dublin and its chief occupants in former times | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Monograph or Collective Volume | | 1865 |
| A history of the Vikings | Kendrick, T. D. | Monograph or Collective Volume | | 1930 |
| A hitherto undescribed death-mask of Dean Swift | Wilson, T. G. | Article in Journal | | 1951 |
| A homily on "The Blessedness of Jesus' Mother" in the "Catechesis Celtica" (Vat. Reg. lat. 49): translation and notes | Carella, Bryan | Article in Journal | | 2013 |
| A Jacobite narrative of the war in Ireland, 1688-1691 | | Monograph or Collective Volume | | 1892 |
| A Jacobite narrative of the war in Ireland, 1688-1691 | Gilbert, J. T. (John Thomas), Sir, 1829-1898Simms, J. G. (John Gerald) | Monograph or Collective Volume | Irish University Press | 1971 |
| A joint German-Irish flight into aviation history | Fennelly, Teddy | Article in Journal | | 2008 |
| A Lady Telegraphist. | A lady telegraphist | Article in Book | | 2016 |
| A land by the river of God : a history of Ferbane parish : from earliest times to c.1900 | Ryan, Brendan | Monograph or Collective Volume | St. Mel's Diocesan Trust | 1994 |
| A last plea for federation | Wyndham-Quin, W. T., 4th Earl of Dunraven | Article in Journal | | 1913 |
| A late Elizabethan coin-hoard from Springhill forest, Ballindrum townland, Moneymore, Co. Londonderry | Harper, A. E. T.Seaby, W. A. | Article in Journal | | 1973 |
| A late look at the Hill | Ryan, T. | Article in Journal | | 2001 |
| A late seventeenth century door-lintel | Paterson, T. G. F. | Article in Journal | | 1940 |
| A lecture entitled The First Vicar of St. Catherine's | Thompson, Hugh W. B. | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | 1914 |
| A letter from a merchant who has left off trade to a member of parliament. In which the case of the British and Irish manufacture of linnen, threads, and tapes, is fairly stated | Anonymous | Monograph or Collective Volume | | 1738 |
| A letter from Major John Butler to Lt. Col. Bolton, dated Laruvanack 8th July 1778 | Butler, JohnGillott, Thelma | Article in Journal | | 1987 |
| A letter to the Rt. Hon. Sir John Newport ... on ... the appointment of a parliamentary commission ... into the abuses ... of the revenue ... in Ireland | Hibernicus [i.e. MacDonnell, E. G.] | Monograph or Collective Volume | | 1821 |
| A letter to the societies of the United Irishmen of the town of Belfast. | Jones, W. T. | Monograph or Collective Volume | | 1792 |
| A look back at St. Patrick's College | McCourt, Eileen | Monograph or Collective Volume | Multi-Purpose Centre | 1981 |
| A lost landscape : the Geraldine castles and tower houses of the Shannon Estuary | Mac Curtain, Margaret | Article in Book | | 2019 |
| A MacCarthy miscellany (1117-1398) | Collins, John T. | Article in Journal | | 1948 |
| A map of Mottes in the British Isles | McNeill, T. E.Pringle, M. | Article in Journal | | 1997 |
| A Mayoman's measure of success; Michael Reap and the Pittson Irish, 1840-1880 | Rader, Frank T. | Article in Journal | | 1997 |
| A Mayoman’s measure of success; Michael Reap and the Pittston Irish 1840-1880 | Rader, Frank T. | Article in Journal | | 1996 |
| A medieval foundation in the borough of Drogheda in Oirghialla | | Article in Journal | | 1957 |
| A memoir of Captain Kenneth Howard R.A. | Keaney, Marian | Article in Journal | | 2005 |
| A micro-study of Land Commission processes and procedures in Balrothery East, County Dublin, 1900-1939 | Mullan, Catherine | Thesis | | 2005 |
| A mid seventeenth-century pottery group and other objects from Ballyhack Castle, Co. Wexford | Fanning, T.Hurst, J. G. | Article in Journal | | 1975 |
| A miracle of learning : studies in manuscripts and Irish learning. Essays in honour of William O'Sullivan | | Monograph or Collective Volume | Ashgate | 1998 |
| A new anatomy of Ireland : the Irish Protestants, 1649-1770 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Yale University Press | 2003 |
| A new history of Ireland | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1969 |
| A new history of Ireland, 3 : Early Modern Ireland, 1534-1691 | | Monograph or Collective Volume | Clarendon Press | 1976 |
| A New History of Ireland, 4 : Eighteenth-Century Ireland | | Monograph or Collective Volume | Clarendon Press | 1986 |
| A new history of Ireland, 8 : A chronology of Irish history to 1876 | | Monograph or Collective Volume | Clarendon Press | 1982 |
| A new history of Ireland. Vol. 6 : Ireland under the Union, pt. 2, 1870-1921 | | Monograph or Collective Volume | Clarendon Press | 1996 |
| A new introduction to Buile Suibhne (The Frenzy of Suibhne) being The Adventures of Suibhne Geilt. A Middle Irish romance. | Nagy, Joseph Falaky | Monograph or Collective Volume | Irish Texts Society | 1996 |
| A new map of the city of Londonderry ... as it was besieged by the Irish army in the year 1688 : exactly surveyed by Capt. Francis Nevill | Anonymous | Monograph or Collective Volume | | 1693 |
| A newly-discovered Irish and Breton Computistica in Città del Vaticano, BAV, MS Reg. Lat. 123 | Bisagni, Jacopo | Article in Journal | | 2017 |
| A night of burnings - of R.I.C. stations | Mulkeen, Eddie | Monograph or Collective Volume | Foxrock Local History Club | 1996 |
| A note on the building of St. Cronan's Church, Roscrea | Murphy, Ignatius | Article in Journal | | 1983 |
| A note on two charters of the smiths' guild of Dublin | Le Fanu, T. P. | Article in Journal | | 1930 |
| A notice of St. Patrick's Church, Jordanstown, in the parish of Carnmoney, and diocese of Connor, the first attempt in modern times to revive the Ancient Ecclesiastical Architecture of Ireland: together with brief memoirs of the Irish saints depicted in the windows of its chancel | | Monograph or Collective Volume | Printed for private distribution only. Strangeways & Walden (printers) | 1868 |
| A palynological investigation of land-use patterns in first millennium AD Ireland | Coyle McClung, Elizabeth | Thesis | | |
| A passion for books : the Gilbert Library | Kennedy, Máire | Article in Book | | 1999 |
| A personal account of our family's experience during the rebellion 1916 | Lysaght, Moira | Article in Journal | | 1990 |
| A pictorial tour of Limerick Cathedral | Talbot, M. J. | Monograph or Collective Volume | Limerick Leader | 1966 |
| A pioneer of Irish traditional music | MacMahon, Bryan, 1909-1998 | Article in Journal | | 1992 |
| A plea for restoration of the Ancient Church of St. David, Naas, County Kildare | Drew, Thomas | Monograph or Collective Volume | Thomas Drew | 1878 |
| A poem by Piaras Feiritéar | | Article in Journal | | 1942 |
| A Poitín affray near Ballyboy in 1797 | Barron, T. J. | Article in Journal | | 1974 |
| A political biography of the seventh marquess of Londonderry (1878-1949) | Fleming, Neil Christopher | Thesis | | 2002 |
| A political history of the Church of Ireland, 1801-45 | Brynn, Edward Paul | Thesis | | 1968 |
| A popular history of east Kerry | Donovan, T. M. | Monograph or Collective Volume | Talbot Press | 1931 |
| A Portrait of Wills Hill, Earl of Hillsborough (1718-1793) By Pompeo Batoni | Black, Eileen | Article in Journal | | 1980 |
| A presentation of Uachtaráin na hÉireann (presidents of Ireland), Áras an Uachtaráin (house of the president) Páirc an Fhionnuisce (Phoenix Park) | Keating, Tom | Monograph or Collective Volume | T. J. Keating | 1992 |
| A profest papist : Bishop John Gordon | Taylor, T. F. | Monograph or Collective Volume | | 1958 |
| A profile of the Nobel prizewinner from Dungarvan : Ernest T. S. Walton | Editors, The | Article in Journal | | 1996 |
| A quarter century of change : the home economics curriculum in the Bachelor in Education (Home Economics) Honours degree, Trinity College Dublin | Mullaney, Isabelle | Article in Book | | 2007 |
| A question of timing: Walter de Lacy's seisin of Meath 1189-94 | Veach, Colin T. | Article in Journal | | 2009 |
| A quiet pursuit... a personal look back at Keith Lamb and his Woodfield Garden | Nelson, E. Charles | Article in Journal | | 2012 |
| A rationale for the censuring of Saint Patrick by the 'Seniores' | Ó Raifeartaigh, T. | Article in Journal | | 1984 |
| A re-analysis of multiple prehistoric immigrations to Britain and Ireland aimed at identifying the Celtic contributions | Oppenheimer, Stephen | Article in Book | | 2010 |
| A re-examination of Holinshed's Irish Chronicle | Herbage, Patrick J. | Thesis | | 2009 |
| A re-examination of the use of internment without trial in Northern Ireland in the early 1970s | McCleery, Martin Joseph | Thesis | | |
| A record of 17th century alumni | Sadleir, T. U.Watson, H. M. | Article in Journal | | 1957 |
| A record of coercion : votes of Irish members for the enlightenment of Irish elctors | Healy, T. M. | Monograph or Collective Volume | | 1881 |
| A relic of 1782 | Paterson, T. G. F. | Article in Journal | | 1940 |
| A relic of the Irish famine (1846-7) | Thompson, T. | Article in Journal | | 1947 |
| A remarkable Roscommon doctor John F. Knott. Contemporary of Sir William Wilde, friend and contemporary of Douglas Hyde and of Surgeon Major T.H.Parke | Smith, Des | Article in Journal | | 1994 |
| A remote survey of county Wexford | Gibbons, M. | Article in Journal | | 1989 |
| A robe of the Order of St Patrick | Cunningham, Noreen | Article in Journal | | 2001 |
| A Romanesque doorway at Killaloe | Garton, T. | Article in Journal | | 1981 |
| A rum affair in Demerera : and Guiana's Apostate Vicar, Rt. Rev. John Clancy | Fox, John | Article in Journal | | 2016 |
| A saint for eighteenth-century Dublin? Father John Murphy | Barnard, T. C. (Toby Christopher) | Article in Book | | 2016 |
| A saint of the month | Brodrick, James | Article in Journal | | 1946 |
| A scholar and a gentleman | Morgan, Hiram | Article in Journal | | 1993 |
| A sermon preached in the Cathedral of St. Canice, Kilkenny before their Most Gracious Majesties King Edward VII, and Queen Alexandra, on Sunday, May 1, 1904 | Crozier, John B. | Monograph or Collective Volume | Moderator Office | 1904 |
| A seventeenth century Letterkenny manuscript | MacDonagh, J. C. T. | Article in Journal | | 1956 |
| A seventeenth-century Irish version of the rule of St. Clare : glossarial Index | | Article in Journal | | 1950 |
| A Short Account of St. Bartholomew's Church Dublin with lists of subscribers towards the building, organ, &c: and an address on free parish churches | Dawson, Arthur A. | Monograph or Collective Volume | E. Ponsonby | 1871 |
| A short account of the earlier days of St. Patrick's Cathedral Mission | Monroe, Horace | Monograph or Collective Volume | University | 1904 |
| A short account of the life and service to his country in the East Lancashire Regiment, of Harold Marcus Ervine-Andrews Victoria Cross | Walsh, Jean M.Walsh, R. Raymond | Monograph or Collective Volume | T.H.C.L. | 2000 |
| A short history of Sir Patrick Dun's Hospital | Moorhead, T. C. | Monograph or Collective Volume | Hodges Figgis | 1942 |
| A short history of St John's Church, Limerick | Stewart, D. (Miss) | Monograph or Collective Volume | [St John's Church] | 1952 |
| A short history of St. Fiaac's Church of Ireland, Clonegal | Warren, Rachel | Monograph or Collective Volume | Rachel Warren | 1993 |
| A short history of the Cathedral and Parish Church of St. Canice in Kilkenny | Ossory, earl of | Monograph or Collective Volume | Kilkenny People | 1930 |
| A short history of the Cathedral and Parish Church of St. Canice in Kilkenny | Ossory, earl of | Monograph or Collective Volume | Kilkenny Journal | 1965 |
| A short history of the Irish Guards | Grayson, T. H. H. | Monograph or Collective Volume | | 1931 |
| A Short Memoir of the Parishes of St. Nicholas Without and St. Luke (1970) | [Anonymous] | Monograph or Collective Volume | [Typescript. Privately published?] | 1970 |
| A short survey of the place names of Newfoundland | Seary, E. R | Article in Book | | 1982 |
| A short-lived Royal Dublin Foundation | Mansfield, Brocard | Article in Journal | | 1983 |
| A short-title calendar of the papers of archbishop Michael Slattery in archbishop's house, Thurles : part 4, 1847 | Tierney, Mark | Article in Journal | | 1993 |
| A short-title calendar of the papers of Archbishop Michael Slattery in Archbishop's House, Thurles. Part. 5 : 1848, Part 6: 1849-1852 | Tierney, Mark | Article in Journal | | 1994 |
| A short-title calendar of the papers of Archbishop Thomas William Croke in Archbishop's House, Thurles. Pt. 1, 1841-85; pt. 2, 1886-1890; pt. 3, 1891-1902 | | Article in Journal | | 1974 |
| A silver chandelier from Galway | Mark, Gordon St. George | Article in Journal | | 1982 |
| A sixth-century Irish headache cure and its use in a south German monastery | Hasenfratz, H.Isler, H.O'Neil, T. | Article in Journal | | 1996 |
| A sketch-map of Castlebar 27th August 1798 | McGuffie, T. H. | Article in Journal | | 1948 |
| A slight sketch of Grangemellon, and the story of St. Leger's castle | Weldon, A. A. | Article in Journal | | 1895 |
| A social and economic history of Belfast, 1801-1825 | Monaghan, J. J. | Thesis | | |
| A social and economic history of south Antrim in the second half of the nineteenth century | Todd, Nathan | Thesis | | 1975 |
| A social and economic history of the city of Kilkenny during the Ormond period, 1392-1843 | Neely, William George | Thesis | | 1987 |
| A social history of illegitimacy from the late eighteenth to the early nineteenth century | Gray, William Paul | Thesis | | 2000 |
| A society in transition : society, identity and nostalgia in rural Northern Ireland, 1939-1968 | O’Kane, Clare | Thesis | | |
| A souring of friendships? Internal divisions in the leadership of the Irish Parliamentary Party in the aftermath of the Easter rising | Mulvagh, Conor | Article in Book | | 2015 |
| A staff officer's diary Oct - Dec 1940 | Flynn, James T. | Article in Journal | | 1989 |
| A statement of the public accounts of Ireland | Cavendish, Henry, Bart. | Monograph or Collective Volume | | 1791 |
| A study of Anglo-Irish relations between 1772-1782, with particular reference to the 'free trade' movement | Lammey, David | Thesis | | 1984 |
| A study of eighteenth century politics and society in County Dublin, 1760-1797 | Coyle, Eugene | Thesis | | 2003 |
| A study of female textile operatives in the Belfast linen industry, 1890-1939 | Hamill, Jonathan Philip | Thesis | | 1999 |
| A study of Munster politics in age of transition c.1825-1835 | McElry, Martin | Thesis | | 2003 |
| A study of the birth and development of the overseas missions of the Presbyterian Church in Ireland up to 1910 | Addley, Bill | Thesis | | |
| A Supplement. [To 'A register of parliamentary lists, 1660-1761'] | | Monograph or Collective Volume | | 1982 |
| A supplementary nationalism: the emergence of the Irish provincial press before independence | Doughan, Christopher | Article in Book | | 2018 |
| A survey of the lands of Niselrath in Co. Louth in 1667. With some additional notes as to the Chamberlains of Niselrath | Paterson, T. G. F. | Article in Journal | | 1944 |
| A survey of the royal site of Cruachain in Connacht. IV : ancient field systems at Rathcroghan and Carnfree | Herity, Michael | Article in Journal | | 1988 |
| A Swedish traveller's reception on an Irish stage set. Snorri Sturluson's 'Gylfaginning' | Sayers, William | Article in Journal | | 2008 |
| A tale of two cathedrals Aghadoe and Ardfert. 12th-century religious reform | O'Donoghue/Ross, Elizabeth | Article in Journal | | 2014 |
| A tale of two churches: St. Brigid's Stillorgan, All Saints, Blackrock | McWeeney, Myles | Monograph or Collective Volume | Alastair Graham | 1987 |
| A taste for pastes : Dr Henry Quin, James Tassie and the empress of Russia | Barnard, T. C. (Toby Christopher) | Article in Book | NA | 2023 |
| A test of nerve at rugby headquarters, 1960 | Meates, Roly | Article in Book | | 2003 |
| A time for sowing : the St. John of God brothers in Ireland : a centenary record 1879-1979 | Purcell, Mary | Monograph or Collective Volume | Brothers of St. John of God | 1979 |
| A time of terror : how democratic societies respond to revolutionary violence | Bell, John Bowyer | Monograph or Collective Volume | Berni Books | 1978 |
| A tomb frontal in St. Canice's Cathedral, Kilkenny | Phelan, Margaret M. | Article in Journal | | 1998 |
| A tour of the old St. Michael's Church, Dun Laoghaire | Clarke, Carl | Article in Journal | | 2009 |
| A tour of west Clare, 1791 | Bowden, C. T. (Charles Topham) | Article in Book | | 1998 |
| A tour through Ireland | Bowden, C. T. (Charles Topham) | Monograph or Collective Volume | | 1791 |
| A true discourse historicall of the succeeding governors in the Netherlands and the civil wars ... with the memorable services of our ... English ... soldiers especially under Sir John Norice ... from the yeere 1577 until the yeere 1589, and afterwards in Portugall, France, Britaine and Ireland until the yeere 1598 | Churchyard, Thomas, 1523?-1604Meteren, Emanuel vanRobinson, Richard | Monograph or Collective Volume | | 1602 |
| A Unionist policy for Ireland ... with a preface by the Rt. Hon. J. Chamberlain, M.P. | National Radical League | Monograph or Collective Volume | | 1888 |
| A vision unfolds, 1952-2002 : St. Mary's, South Hill, Delvin, Co. Westmeath, Ireland | Sisters of Charity of Jesus and Mary | Monograph or Collective Volume | Sisters of Charity of Jesus and Mary | 2003 |
| A vocabulary of ethnic perception : content analysis of the American stage Irishman, 1820-1860 | Knobel, Dale T. | Article in Journal | | 1981 |
| A weighted index of quality of life for Irish children; 1841, 1851, and 1861 | Jorden, T. E. | Article in Journal | | 1996 |
| A window on history | Casey, ChristineWard, Chris | Article in Journal | | 1997 |
| A window on mid-Tudor Ireland : the 'Matters' against Lord Deputy St. Leger, 1547-8 | Maginn, Christopher | Article in Journal | | 2005 |
| A word for Ireland | Healy, T. M. | Monograph or Collective Volume | | 1886 |
| A.M. Sullivan : a memoir | Sullivan, T. D. | Monograph or Collective Volume | | 1885 |
| A.T.Q. Stewart's serendipitous discovery of the origin of Tone's favourite quotation, "'Tis but in vain for soldiers to complain" | Anonymous | Article in Journal | | 2004 |
| A.V. Dicey and the destruction of Parnell | Ford, T. H. | Article in Journal | | 1978 |
| Abstract of the first report of the commissioners on religious and other instruction in Ireland | Hamilton, W. T. | Monograph or Collective Volume | | 1835 |
| Academy House and its library | Craig, Maurice James | Article in Book | | 1985 |
| Acallamh na Senórach : The confluence of lay and clerical oral traditions | Roe, Harry | Article in Book | | 1992 |
| Accommodating clergymen : Church of Ireland ministers and their houses in the north of Ireland, c. 1600-1870 | Roulston, William J. | Article in Book | | 2006 |
| Accommodations with changing orders : the Church of Ireland, 1685-92 | Barnard, T. C. (Toby Christopher) | Article in Book | Four Courts Press | 2025 |
| Account of facsimiles of national manuscripts of Ireland from the earliest specimens to A.D. 1719 | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Monograph or Collective Volume | | 1884 |
| Account of the bishops of Cork | Lunham, T. A., Colonel | Monograph or Collective Volume | Guy and Co., printers | 1907 |
| Across the waves | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2002 |
| Activating the canvas | Murphy, Patrick T. | Article in Journal | | 2006 |
| Ad Candidam Casam : an examination of St. Ninian's position as a father of British monasticism | Luff, S. G. A. | Article in Journal | | 1953 |
| Adae Murimuth continuatio chronicarum. Robertus de Avesbury de gestis mirabilibus regis Edwardi Tertii | | Monograph or Collective Volume | | 1889 |
| Adamnán, Kells, and Job : reappraising Betha Adamnáin (the Middle Irish life of St. Adamnán of Iona) as a tenth-century homily | Harrington, Jesse Patrick | Article in Journal | | 2021 |
| Adare Church | Jackson, Robert Wyse, Rev. | Monograph or Collective Volume | [Adare Parish] | [1970?] |
| Address delivered at the jubilee year celebrations in St. Patrick's Church, Parteen - 31 December 1999 | Ó Riain, Donal | Article in Journal | | 2002 |
| Address on an observation made by Sir William Petty | Le Fanu, T. P. | Article in Journal | | 1934 |
| Administration and the public services, 1870-1921 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1996 |
| Administrative divisions and the development of settlement in nineteenth-century Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1964 |
| Admiration or revulsion : interpreting the life, career and character of Sir James Perrot (1571-1637). Pt. 2 | Turvey, Roger | Article in Journal | | 2003 |
| Adomnán's voyaging saint : the cult of Cormac ua Liatháin | Tipp, Dan,Wooding, Jonathan M., | Article in Book | | 2010 |
| Adventures in the West : Henry Ross Halpin, fur trader and Indian agent | Elliott, David Raymond, 1948- | Monograph or Collective Volume | Natural Heritage|Gazelle [distributor] | 2008 |
| After the flood : Irish America 1945-1960 | | Monograph or Collective Volume | Irish Academic Press | 2009 |
| Afterword | Kelly, James, 1959- | Article in Book | | 2006 |
| Ag teacht aniar : dioscúrsa na Gaeilge agus 'Athghabháil' Ráth Chairn | Coleman, Steve | Article in Book | | 2012 |
| Against the Despotism of Fact: Modernism, Capitalism, and the Irish Celt | Boynton, T. J. | Monograph or Collective Volume | State University of New York Press | 2021 |
| Agallamh le Cathal Goulding | Goulding, Cathal | Article in Journal | | 1973 |
| Agallamh Oisín agus Phádraig : composition and transmission | Ní Mhurchú, Síle | Article in Book | | 2012 |
| Agnes Townsend's notebook | Crookshank, Mrs | Article in Journal | | 1976 |
| Agohill pt. 1 : Buick's Ahoghill a filial account (1910) of seceders in the mid-Antrim village where Rev. Frederick Buick was minister of the second Presbyterian congregation 1835 - 1908, including details of the Moores, Raphaels and other families of note | Dunlop, Eull | Monograph or Collective Volume | Mid-Antrim Historical Group | 1987 |
| Agricultural policy networks of the Republic of Ireland and Northern Ireland | Collins, Neil | Article in Book | | 2000 |
| Agriculture | Green, E. R. R. | Article in Book | | 1956 |
| Aibidil Gaoidheilge & Caiticiosma : Seaán Ó Cearnaigh's Irish primer of religion, published in 1571 | Ó Cearnaigh, SeánÓ Cuív, Brian | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1994 |
| Áine Ní Rathallaigh (Anna O'Rahilly), bean cróga as Béal Átha Longphuirt. Radharch úr ar Eirí Amach 1916 | Ó Conccubhair, Pádraig | Article in Journal | | 2006 |
| Ainm na Gaillimhe | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1954 |
| Áit-ainmneacha as condae na Gaillimhe | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1962 |
| Áit-ainmneacha i gcathair na Gaillimhe | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1946 |
| Alderborough Nursery Geashill, Offaly: Reamsbottom & Co., Geashill and West Drayton & Alderborough St. Brigid Anemones | O’Rourke, Anne andO’Rourke, Tim | Monograph or Collective Volume | Offaly County Council | 2022 |
| Aldhelm of Malmesbury and the Irish | Dempsey, G. T. | Article in Journal | | 1999 |
| Aldhelm of Malmesbury's social theology : the barbaric heroic ideal christianised | Dempsey, G. T. | Article in Journal | | 2001 |
| Alexander McWhidd, c.1610-c.1690 | Barron, T. J. | Article in Journal | | 1981 |
| Alexander R.C. Dallas the warrior-saint | Bowen, Desmond | Article in Book | | 1978 |
| Alexander Williams (1846-1930) : sidelights on a Victorian painter | Ledbetter, Gordon T. | Article in Journal | | 1975 |
| Alfred O'Rahilly, 3 : Controversialist. Part 2 : Catholic apologist | Gaughan, J. Anthony, 1932- | Monograph or Collective Volume | Kingdom Books | 1993 |
| Alfred Webb and nationalist politics in Ireland and India : the life of a Dublin Quaker | Regan, Jennifer Maureen | Thesis | | 2007 |
| Alguns aspectos do monasticismo irlandês, através da Historia ecclesiastica gentis Anglorum do Ven. Beda | Schorer, M. T. | Article in Journal | | 1954 |
| Alice Maher's materials. | Kilfeather, Siobhán | Article in Journal | | 2006 |
| All his great powers : Irishmen in the Met. | Fountain, Michael | Article in Journal | | 1999 |
| All the news of interest': the Kerryman, 1904–88 | O'Brien, Mark | Article in Book | | 2018 |
| All things are ready : a sermon preached on the occasion of the re-opening of St. Patrick's Cathedral on the Festival of St. Mattias, 1865 | Plunket, William Conyngham | Monograph or Collective Volume | Hodges, Smith | 1865 |
| All were together, seemingly conspiring | Matthiesen, Leroy T. | Article in Journal | | 2005 |
| All you need is love to dismantle an atomic bomb : how The Beatles and U2 changed the world | McFliker, Todd | Monograph or Collective Volume | Continuum | 2007 |
| Allenstown and the Craig Waller family | Herward, Cissy | Article in Journal | | 2012 |
| Alleys, annals and anecdotes: a new look at Gilbert’s History of Dublin | Ó Maitiú, Séamas | Monograph or Collective Volume | Dublin City Public Libraries | 2015 |
| Allies or antagonists? : Irish Catholicism and Irish republicanism during the 1980s | O'Hagan, Dara | Thesis | | 1998 |
| Alsace and Ireland : medieval links | O'Doherty, Bríd | Article in Journal | | 1991 |
| Altbeagh cottage and Ravenswood | Cunningham, T. P. | Article in Journal | | 1983 |
| Altered states : Tyrone migration to Providence, Rhode Island during the nineteenth century | McCarron, Edward T. | Article in Journal | | 1997 |
| Alumni Dublinenses : a register of the students, graduates, professors and provosts of Trinity College, in the University of Dublin [1593-1846] | | Monograph or Collective Volume | | 1924 |
| Alumni Dublinienses. A register of the students, graduates, professors and provosts of Trinity College, in the University of Dublin. | | Monograph or Collective Volume | | 1936 |
| Alumni of St. Andrews and the settlement of Ulster | Pearson, A. F. S. | Article in Journal | | 1952 |
| America and Irish unionism, 1870-1930 | Flewelling, Lindsey | Article in Book | | 2024 |
| America and Irish-American nationalism | Brundage, David | Article in Book | | 2024 |
| American Catholicism and the Irish from colonial times to 1870 | Rafferty, Oliver P. | Article in Book | | 2024 |
| American efforts to discredit De Valera during World War II | Dwyer, T. Ryle | Article in Journal | | 1973 |
| American Irish in the World War | Greene, Marc T. | Article in Journal | | 1923 |
| American opinion and the Irish question, 1910-23 : a study in opinion and policy | Carroll, F. M. | Monograph or Collective Volume | Gill & Macmillan|St. Martin's Press | 1978 |
| American vistas : 1877 to the present | | Monograph or Collective Volume | Oxford University Press | 1971 |
| Americans and the great Irish famine | Dwyer, T. Ryle | Article in Journal | | 1974 |
| Among the graves : inscriptions in St. Audoen's Church, Cornmarket, Dublin | Crawford, John, 1953-2011 | Monograph or Collective Volume | Select Vestry of St. Patrick's Cathedral Group of Parishes | 1990 |
| An 18th century redoubt in county Donegal | MacDonagh, J. C. T. | Article in Journal | | 1953 |
| An account of the Antiseptic Vaults beneath S. Michan's Church, Dublin | Vicars, Arthur | Monograph or Collective Volume | E. Ponsonby | 1888 |
| An account of the family of Alen, of St. Wolstan's, Co. Kildare | Denny, Lyster H. L. | Article in Journal | | 1905 |
| An account of the history of Ferns Cathedral Church | McFall, T. C. H. | Monograph or Collective Volume | A. P. C. K. | 1954 |
| An account of the Parliament House, Dublin, with notice of parliaments held there, 1661-1800 | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Monograph or Collective Volume | | 1896 |
| An act 'soe fowle and grievous': contextualizing rape in the 1641 rebellion | Robinson, Morgan T. | Article in Journal | | 2015 |
| An agenda for women's history in Ireland, 1500-1800 | Mac Curtain, MargaretO'Dowd, Mary | Article in Book | | 2019 |
| An agenda for women's history in Ireland, 1500-1900, part 2 : 1800-1900 | Luddy, Maria | Article in Journal | | 1992 |
| An agenda for women's history in Ireland, 1500-1900, pt. 1 : 1500-1800 | Mac Curtain, MargaretO'Dowd, Mary | Article in Journal | | 1992 |
| An alphabetical index for some manuscripts in St. Isidore's College, Rome | Fennessy, Ignatius | Article in Journal | | 2001 |
| An Anglo-Irish industrial enterprise : iron-making at Enniscorthy, Co. Wexford, 1657-92 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1985 |
| An anthropological perspective of land in western Ireland | Gabriel, T. G. M. | Article in Journal | | 1977 |
| An apparent funerary anomaly from seventeenth-century Waterford | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 1998 |
| An archaeological survey of County Armagh | Neill, Ken | Monograph or Collective Volume | The Stationery Office | 2009 |
| An archaeological survey of St. Audoen's church, Cornmarket | Crawford, John, 1953-2011 | Article in Journal | | 1996 |
| An article in celebration of '125 years of the I.N.T.O. - nationally and locally' | Fitzmaurice, James | Article in Journal | | 1992 |
| An assessment of the economic performance of Irish landlords, 1851-81 | Vaughan, W. E. | Article in Book | | 1980 |
| An atlas for Celtic studies : archaeology and names in ancient Europe and early medieval Ireland, Britain, and Brittany | Karl, RaimundKoch, John T.Minard, AntoneÓ Faoláin, Simon | Monograph or Collective Volume | Oxbow Books | 2007 |
| An Austrian fragment of a life of St. Patrick | Bieler, Ludwig | Article in Journal | | 1961 |
| An Board Náisiúnta agus an Ghaeilge, 1831-70 | Ó Raifeartaigh, T. | Article in Journal | | 1949 |
| An Bord Náisiúnta agus an Ghaeilge, 1831-70 | Ó Raifeartaigh, T. | Article in Journal | | 1949 |
| An córus feódach i gcriochaibh na mBuitléireach ó'n xii go dtí an xv aois | Byrne, Anna T. (Ní Bhroin, Áine T.) | Thesis | | 1941 |
| An early eighteenth century pottery assemblage from Dunbar Street, Belfast | McNeill, T. F. | Article in Book | | 1988 |
| An early English perfumer: William Dungan of St. Martin-in-the-Fields, C. 1600-1636. His ancestry, life and family | Dungan, Thomas P. | Monograph or Collective Volume | Otter Bay Books | 2017 |
| An early fragment of St. Patrick in Uí Briúin Breifne | Grosjean, Paul | Article in Journal | | 1954 |
| An early map of Co. Cavan | Barron, T. J. | Article in Journal | | 1985 |
| An ecclesiastical enclosure in the townland of Grange, parish of Holmpatrick | Mac Shamhráin, Ailbhe | Article in Book | | 2004 |
| An economic analysis of the performance of railways in Ireland, 1834 to 1912 | McGeehan, Harry Martin | Thesis | | |
| An economic history of agriculture in Northern Ireland, 1850-1900 | Armstrong, D.L. | Thesis | | 1952 |
| An edition, with introduction and notes, of the register of Archbishop Mey; and a calendar of the register of Archbishop Prene | Quigley, W.G.H.Roberts, E.F.D. | Thesis | | 1955 |
| An eighteenth century prelate: John Garvey (1527-1595) | McCabe, Brian | Article in Journal | | 1997 |
| An eighteenth-century Irish gentleman's diary | | Article in Journal | | 1953 |
| An Encyclopaedia of Parliament. | Laundy, PhilipWilding, Norman | Monograph or Collective Volume | | 1972 |
| An enquiring into the nonpayment of fees 1880 | Greene, Catherine | Article in Journal | | 2001 |
| An enquiry respecting the history of three of the ancient parish churches of Kilkenny known as St. Patrick's, St. Maul's, and St. Rock's, with some notes on the origin of the word "Gillapadraig", assumed as a patronymic by the kings of Ossory in the 10th century | Hogan, John | Article in Journal | | 1883 |
| An era of expansion, 1945-75 | Walsh, John, 1971- | Article in Book | | 2006 |
| An examination of Irish institutions from their foundation to their present | Collins, Mary | Thesis | | 2008 |
| An examination of the Auxiliary Division, Royal Irish Constabulary, exploring possible links between conduct and conflict-related injury, traumatic experiences and stress | Gardiner, Eamonn T. (Eamonn Thomas) | Thesis | | 2017 |
| An examination of the theology of reconciliation as taught and practised by reconciliation groups in Northern Ireland : 1960-2002 | Fischer, H. P. F. | Thesis | | |
| An exhibition of portraits of great Irish men and women, June-July 1965 . . . catalogue | | Monograph or Collective Volume | | 1965 |
| An exploratory study of food traditions associated with Imbolg (St. Brigid’s day) from the Irish schools’ folklore collection | Níc Philíbin, Caitriona ; Mac Con Iomaire, Máirtín | Article in Journal | | 2021 |
| An eye witness to history : Fr Alexander T. McCabe and the Spanish Civil War, 1936-1939 | Keogh, Dermot | Article in Journal | | 1994 |
| An Gaodhal/The Gael (Oct.1881-Dec.1904) | Uí Fhlannagáin, Fionnuala | Article in Book | | 2025 |
| An heraldic reminder of King Henry VIII | Crotty, G. | Article in Journal | | 2004 |
| An Historical Introduction to the Use of Classical Latin Authors in the British Isles from the Fifth to the Eleventh Century | Brown, T. J. | Article in Book | | 1975 |
| An index to county Down and Lisburn items in the 'Northern Star' 1792-1797 | | Monograph or Collective Volume | South Eastern Education and Library Board, Library & Information Service | 1992 |
| An introduction | Cornish, Rory T.Hearne, John M. | Article in Book | | 2006 |
| An introduction to the architectural heritage of Cork City | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. An Roinn Ealaíon, Oidreachta agus Gaeltachta = Dept. of Arts, Heritage, and the Gaeltacht. National Inventory of Architectural Heritage | 2012 |
| An introduction to the architectural heritage of County Clare | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2009 |
| An introduction to the architectural heritage of County Donegal | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2014 |
| An introduction to the architectural heritage of County Kilkenny | Ireland. Department of the Environment, Heritage and Local GovernmentNational Inventory of Architectural Heritage | Monograph or Collective Volume | The Stationery Office for Dept. of the Environment, Heritage and Local Government, National Inventory of Architectural Heritage; Dúchas, The Heritage Service | 2006 |
| An introduction to the architectural heritage of County Leitrim | National Inventory of Architectural Heritage | Monograph or Collective Volume | Dept. of the Environment and Local Government, National Inventory of Architectural Heritage; Dúchas, The Heritage Service | 2004 |
| An introduction to the architectural heritage of County Louth | National Inventory of Architectural Heritage | Monograph or Collective Volume | Stationery Office for Dept. of the Environment and Local Government, National Inventory of Architectural Heritage; Dúchas, The Heritage Service | 2008 |
| An introduction to the architectural heritage of County Mayo | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2013 |
| An introduction to the architectural heritage of County Monaghan | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2013 |
| An introduction to the architectural heritage of County Offaly | Ireland. Department of the Environment, Heritage and Local GovernmentNational Inventory of Architectural Heritage | Monograph or Collective Volume | The Stationery Office for Dept. of the Environment, Heritage and Local Government, National Inventory of Architectural Heritage; Dúchas, The Heritage Service | 2006 |
| An introduction to the architectural heritage of County Roscommon | National Inventory of Architectural Heritage | Monograph or Collective Volume | Dept. of the Environment and Local Government, National Inventory of Architectural Heritage; Dúchas, The Heritage Service | 2004 |
| An introduction to the architectural heritage of East Cork | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2009 |
| An introduction to the architectural heritage of North Cork | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2009 |
| An introduction to the architectural heritage of South Dublin County; Réamhrá ar oidhreacht ailtireachta Chontae Bhaile Átha Cliath Theas | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage. Dúchas, the Heritage Service | 2003 |
| An introduction to the architectural heritage of West Cork | National Inventory of Architectural Heritage | Monograph or Collective Volume | Ireland. Dept of the Environment, Heritage and Local Government. National Inventory of Architectural Heritage | 2011 |
| An Iona missionary remembers | Graham, Colm C. | Monograph or Collective Volume | St. Columbas | 2005 |
| An Irish account of Bruce's invasion, entitled "The battle of Fochart of St. Bridget" | | Article in Journal | | 1905 |
| An Irish agent of the Counter-Reformation : Dominic O'Daly | Mac Curtain, Margaret | Article in Book | | 2019 |
| An Irish binding by William McKenzie, 1784 | Foot, Mirjam M. | Article in Journal | | 1989 |
| An Irish breakfast. "Observations on the State of Ireland" from a series of letters written by John Christian Curwen, volume 2, (1818) | Weymes, Michael | Article in Journal | | 2010 |
| An Irish commune : the experiment at Ralahine, county Clare, 1831-1833 | Connolly, James, 1868-1916Craig, E. T.O'Brien, T.Ó Gráda, Cormac | Monograph or Collective Volume | Irish Academic Press | 1983 |
| An Irish countryman in the British navy, 1809-15 : the memoirs of Henry Walsh, 1 : Introduction, 2 : Text : sections i-ii, June 1809-December 1812 | | Article in Journal | | 1961 |
| An Irish eclipse prediction of A.D. 754: the earliest in the Latin West | Warntjes, Immo | Article in Journal | | 2014 |
| An Irish peer on the continent (1801-03), being a narrative of the tour of Stephen [Moore], 2nd Earl Mount Cashell through France, Italy, etc. as related by Catherine Wilmot | Sadleir, T. U.Wilmot, Catheryne | Monograph or Collective Volume | | 1920 |
| An Irish republican abroad : Thomas Francis Meagher in the United States, 1852-65 | Cornish, Rory T. | Article in Book | | 2006 |
| An Irish rural parish, past and present : Muintir Bhaire (Co. Cork) | Walsh, T. J. (Thomas Joseph) | Article in Journal | | 1972 |
| An Irish seventeenth-century translation of the rule of St. Clare | | Article in Journal | | 1948 |
| An Irishman in the Iron Brigade : the Civil War memories of James P. Sullivan, Sergt., Company K, 6th Wisconsin Volunteers | Beaudot, William J. K.Herdegen, Lance J. | Monograph or Collective Volume | Fordham University Press | 1993 |
| An Ironside of Ireland : the remarkable career of Lieut.-General Michael Jones, governor of Dublin and commander of the parliamentary forces in Leinster, 1647-1649 | Kerr, A. W. M. | Monograph or Collective Volume | | 1923 |
| An old Longfield lease | Cunningham, T. P. | Article in Journal | | 1985 |
| An open door : the history of the society of St. Vincent de Paul in Limerick, 1846-1996 | Ryan, Bob | Monograph or Collective Volume | Society of St. Vincent de Paul | 1996 |
| An outline history of the English language. | Wood, F. T. | Monograph or Collective Volume | | 1969 |
| An outline history of the town of Westport. Part 4 : the famine years, its aftermath, 1845-1855; Part 3 : Pre-famine Westport 1825-1845 | Ó Flanagáin, Peadar | Article in Journal | | 2010 |
| An outline history of the town of Westport. Part I, The origins and early development of the town of Westport 1750-1780; Part II, Westport - a new town 1780-1825 | Ó Flanagáin, Peadar | Article in Journal | | 2008 |
| An outline of the foundation and development of the college | Murphy, J. F. | Article in Book | | 1940 |
| An phoblacht. Leabhar 1 : an t-Éirí amach | Ó Duibhir, Séamus | Monograph or Collective Volume | Foilseachain Naisiunta Teo | 1971 |
| An spás a réiteach. an t-Aire Mícheál D. Ó hUiginn, T.D. ag caint le Peadar Kirby | Anonymous | Article in Journal | | 1993 |
| An tAthair Colmcille Ó Conbhuidhe, O.Cist. | Breathnach, DiarmuidNi Mhurchú, Máire | Article in Journal | | 2003 |
| An tIomaire Ruad|An tIomaire Rua : cogadh na saoirse i dTuaisceart Chonamara | Ó Máille, Tomás, 1880-1938 | Monograph or Collective Volume | An Gúm | 2007 |
| An tÓr buí : staidear ar ghné de sheanchas Thiobraid Árann | Ó hÓgáin, Dáithí | Article in Book | | 1985 |
| An unpublished charter of Raymond Le Gros | Brooks, Eric St. John | Article in Journal | | 1939 |
| An unpublished charter of Raymond le Gros | | Article in Journal | | 1939 |
| An unpublished early 17th century census of the men and arms on the estates of the English and Scotch settlers in Co. Armagh | Paterson, T. G. F. | Article in Journal | | 1970 |
| An unpublished Irish hoard of 'St. Peter' pence | Dolley, Michael | Article in Journal | | 1958 |
| An unrecorded Yeats item | Yeats, W. B. (William Butler), 1865-1939 | Article in Journal | | 1961 |
| Analysing division; two different approaches to the history of Belfast. (essay in review) | Collins, Peter | Article in Journal | | 1991 |
| Ancient funerall monuments within the united monarchie of Great Britaine, Ireland and the islands adjacent, with the dissolved monasteries theirin contained ... | Weever, John | Monograph or Collective Volume | T. Harper | 1631 |
| Ancient ironworking in Ireland : industrial and technological development to the end of the 14th century A.D. | Scott, Brian G. | Thesis | | |
| Ancient Naas : outposts and longstones | de Burgh, T. J. | Article in Journal | | 1899 |
| Angelica : the portrait of an eighteenth-century artist. | Hartcup, Adeline | Monograph or Collective Volume | | 1954 |
| Angels and heroes | Moreno, A. | Article in Journal | | 2004 |
| Anglo-French tension and the origins of Fenianism | Comerford, R.V. (Richard Vincent) | Article in Book | | 1980 |
| Anglo-Irish interactions in a liturgical calendar from Cambridge, Corpus Christi College Library, 405 | Ó Néill, Pádraig P. | Article in Book | | 2015 |
| Anglo-Irish literature, 1200-1582 | Seymour, St. John D. | Monograph or Collective Volume | West | 1978 |
| Anglo-Irish literature, 1200-1582 | Seymour, St. John D. | Monograph or Collective Volume | | 1929 |
| Anglo-Irish mediaeval genealogy | Brooks, E. St. John | Article in Journal | | 1946 |
| Anglo-Norman conquest of Ireland and the Irish economy : stagnation or stimulation? | Maple, J. T. | Article in Journal | | 1990 |
| Anglo-Norman elite, pilgrims and the Hiberno-Norse in the medieval cemetery of St Thomas the Martyr, Dublin: osteoarchaeological evidence | Tobin, Maeve | Article in Book | | 2023 |
| Anglo-Norman Ireland and the dating of English pottery | McNeill, T. E. | Article in Journal | | 1981 |
| Anglo-Norman ringwork castles : some evidence | Barry, Terence B. | Article in Book | | 1983 |
| Anglo-Norman settlement in medieval Shelburne, 1169-1307 | Colfer, William | Thesis | | 1986 |
| Anglo-Norman Ulster : the history and archaeology of an Irish barony, 1177-1400 | McNeill, T. E. | Monograph or Collective Volume | Donald | 1980 |
| Anglo-Saxon Coins : an Exhibition | | Monograph or Collective Volume | | 1985 |
| Animal exploitation in medieval Ireland | Denham, Sean Dexter | Thesis | | |
| Animals make the man : violence, masculinity, and the colonial project in Derricke's Image of Ireland | Soderberg, John | Article in Book | | 2021 |
| Ann Elizabeth Hamlin (1940-2003) | Harper, A. E. T. | Article in Journal | | 2002 |
| Anna Parnell and the Land League | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1974 |
| Annales Buelliani (from the creation to 1253 or 1257) | | Article in Book | | 1825 |
| Annales hiberniae, 1162-1370 | | Article in Book | | 1884 |
| Annales monasterii Beata Marie Virginis, juxta Dublin | Case, ThomasGilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1965 |
| Annales of Innisfallen : Annales Inisfalenses (from the creation to 1321) | | Monograph or Collective Volume | | 1951 |
| Annals of Ireland : fragment : A.D. 1308-1310 and 1316-1317 | | Article in Book | | 1965 |
| Annals of Ireland, A.D. 1162-1370 | | Article in Book | | 1965 |
| Annals of the cathedral of St. Coleman, Cloyne, compiled from Public Records, the Chapter Books and Archives of the Cathedral, etc., etc, illustrated | Caulfield, Richard | Monograph or Collective Volume | Purcell & Co. | 1882 |
| Another 'lost cause' : the Irish in the South remember the Confederacy | Gleeson, David T. | Article in Book | | 2013 |
| Anthony Dopping and the Church of Ireland, 1685-1695 | Gilmore, Mark Eric | Thesis | | 1988 |
| Anthropozoolgical relationships in late medieval Dublin | Cantwell, Ian T. | Article in Journal | | 2001 |
| Anti-Irish nativism in the mid-nineteenth century | Hirota, Hidetaka | Article in Book | NA | 2024 |
| Antiquarian library catalogued | Dunlop, Eull | Article in Journal | | 1993 |
| Antiquities : the rudiments, 1785-1840 | Mitchell, G. F. (George Francis), 1912-1997 | Article in Book | | 1985 |
| Antrim coast and glens : a personal view | Dallat, Cathal | Monograph or Collective Volume | Dept. of the Environment | 1990 |
| Anxiety and influence : Derricke's Image of Irelande and the Mirror for Magistrates tradition | Lucas, Scott | Article in Book | | 2021 |
| Any Sunday of my youth in Dereney | Leonard, Nora T. Goonane | Article in Journal | | 2003 |
| Aon-fhile an leanúnachais : Liam Dall Ó hIfearnáin | Prút, Liam | Article in Book | | 1985 |
| Apostates or imperialists? W. T. Cosgrave, Kevin O'Higgins, and republicanism | Knirck, Jason | Article in Journal | | 2010 |
| Appealing to the hearts of men : John McCormack 1884-1945 | Ledbetter, Gordon T. | Article in Journal | | 1978 |
| Appendix. The last will and testament of William Bedell | | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| Appreciation | T., M.C. | Article in Journal | | 2002 |
| Appreciation | T., M.C. | Article in Journal | | 2001 |
| Approaching Ireland's later historical archaeology : people and society 1824-1926 | Hennessy, Eiden | Thesis | | |
| Ára mar áitainm | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1957 |
| Aran | Lawson, T. Dillon | Article in Journal | | 1905 |
| Archaeological acquisitions in the year 1957 | National Museum of Ireland | Article in Journal | | 1958 |
| Archaeological excavation at Mary St., Limerick | Collins, Tracy | Article in Journal | | 2002 |
| Archaeological excavation of early medieval burials at Cooleeshalmore, Threecastles, Co. Kilkenny | Neary, Patrick T. H. | Article in Journal | | 2003 |
| Archaeological excavations at the mill-pond of St. Thomas's abbey, Dublin | Myles, Franc | Article in Book | | 2009 |
| Archaeological survey of the barony of Ikerrin | Stout, G. T. | Monograph or Collective Volume | | 1984 |
| Archaeology | Ryan, Michael | Article in Book | | 1996 |
| Archbishop Henry of London and his Irish connections | Brooks, E. St. J. | Article in Journal | | 1930 |
| Archbishop James Duhig : Limerick 1871 - Brisbane 1965 | Boland, T. P. | Article in Journal | | 1988 |
| Archbishop John Hughes : 1838-1864 | Fratini, Mary ElizabethO'Hurley-Pitts, Michael | Article in Book | | 1999 |
| Archeological investigations of the Irish on the Shubenacadie Canal, Nova Scotia | Davis, Stephen A. | Article in Book | | 1992 |
| Architecture in Ireland | Craig, Maurice James | Monograph or Collective Volume | Dept. of Foreign Affairs | 1978 |
| Archives in France as a source of Irish history | Walsh, T. J. (Timothy J.) | Article in Journal | | 1955 |
| Archives of Galway | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1885 |
| Archives of the Irish Dominican College, San Clemente, Rome : a summary report. Compiled in October 1952 | Kearns, Conleth | Article in Journal | | 1955 |
| Archives of the municipal corporation of Waterford | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1885 |
| Archives of the municipal corporation of Waterford | | Article in Book | | 1885 |
| Archives of the see of Dublin | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1885 |
| Archives of the see of Ossory : Right Rev. W. Pakenham Walsh, D.D., bishop of Ossory, Ferns, and Leighlin | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1885 |
| Archives report. Irish Manuscripts Commission survey of business records; [and] Public Record Office of Northern Ireland : recent accessions of interest to the social and economic historian | Donnelly, Brian | Article in Journal | | 1994 |
| Ardfert and Aghadoe Clergy and Parishes: being an account of the clergy of the Church of Ireland in the diocese of Ardfert and Aghadoe from the earliest period, with historical notes of the several parishes, churches, etc | | Monograph or Collective Volume | Originally The Church of Ireland Printing and Publishing Co. Ltd|Ulster Historical Foundation et al. | 2015 (originally 1940) |
| Ardfert church 150 : a history of St. Brendan's church, Ardfert, Co. Kerry, 1855-2005 | O'Connor, Tommy | Monograph or Collective Volume | Foilseacháin Bréanainn | 2005 |
| Ardmore Cathedral | Smith, J. T. | Article in Journal | | 1972 |
| Ardrahan Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1911 |
| Are Irish parties peculiar? | Laver, Michael | Article in Book | | 1992 |
| Are you related to Sapper T. W. Roach? | Evans, Jeff | Article in Journal | | 2010 |
| Aristocratic values in the careers of the dukes of Ormonde | Barnard, T. C. (Toby Christopher) | Article in Book | | 2000 |
| Armagh place names in the Ulster Cycle and Lives of St. Patrick | Muhr, Kay | Article in Journal | | 2004 |
| Armagh's forgotten pioneer Rev. Dr. Moses Harvey, LL.D., F.R.G.S., F.R.S.C. | Batchelor, John | Article in Journal | | 2013 |
| Armed forces of the Irish chiefs in the early sixteenth century (list from B.M. Cott. MS, Dom. A, xviii) | | Article in Journal | | 1932 |
| Armenfürsorge und Wohltätigkeit. Ländliche Gesellschaften in Europa, 1850-1930 | | Monograph or Collective Volume | Peter Lang | 2008 |
| Army, politics and society in independent Ireland, 1923-1945 | O'Halpin, Eunan | Article in Book | | 1993 |
| Arson at Kilteragh | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1981 |
| Art, architecture, artefacts and ascendancy | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1994 |
| Arthur Griffith | Ó Ceallaigh, Seán T. | Article in Journal | | 1966 |
| Arthur O'Leary, the outlaw | Collins, J. T. | Article in Journal | | 1949 |
| Arthur O'Leary, the outlaw : supplement | Collins, John T. | Article in Journal | | 1950 |
| Arthur O'Leary, the outlaw : supplement no. 2 | Collins, John T. | Article in Journal | | 1956 |
| As I recall it... | Kelly, Patrick | Article in Journal | | 2003 |
| Aspects of English, Welsh, Scottish and Irish migrations | Donnachie, Ian L.Pryce, W. T. R. | Article in Book | | 1994 |
| Aspects of Irish family relationships and structures during the 1930s, 1940s and 1950s | Humphreys, Marguerita T. | Article in Journal | | 2009 |
| Aspects of parallelism in Japanese and Irish character and culture | Neeson, Eoin | Article in Book | | 1993 |
| Aspects of shipbuilding in Belfast, past and present | Parker, T. J. | Article in Book | | 1989 |
| Aspects of the continental education of Irish students in the reign of Elizabeth I | Hammerstein, Helga | Article in Book | | 1971 |
| Aspects of the rise and decline of the Irish cotton industry | Dickson, David | Article in Book | | 1977 |
| Asquith, home rule and the Gladstonian tradition | Marley, Margaret E.P. | Thesis | | 1972 |
| Asserting medical identities in mid-nineteenth-century Ireland : the case of the water cure in Cork | Neswald, Elizabeth | Article in Book | | 2011 |
| Astronomy, geology, meteorology | Herries-Davies, Gordon L. | Article in Book | | 1985 |
| At the eleventh hour : the Generalate archive of the Brothers of St. Patrick | Walker, Linus H. | Article in Journal | | 2005 |
| At the seaside in Kilkee in the 1830s and 1840s | Murphy, T. | Article in Journal | | 1977 |
| Athbheochan na Gaeilge : cnuasach aistí | Ó Súilleabháin, Donncha, 1913-1989 | Monograph or Collective Volume | Connradh na Gaeilge | 1998 |
| Athlone family roots : exploring family origins in Athlone | | Monograph or Collective Volume | Noel Farrell | 2006 |
| Athlone, 1685; Limerick, 1710 : religious riots or charivaris? | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1993 |
| Athscríobh na Staire - Leasú nó Claonseanchas? | Morley, Vincent | Article in Journal | | 1989 |
| Atlantic visions | | Monograph or Collective Volume | Boole Press | 1989 |
| Augustinian foundations in the south-east (Dungarvan, Clonmines, New Ross and Callan) | Butler, T. C. | Article in Journal | | 1978 |
| Australia remembers Rome and Ireland | Hunt, T. | Article in Book | | 1956 |
| Auxilius, Iserninus, Secundinus and Benignus | Dumville, David N. | Article in Book | | 1993 |
| Back to the future : home economics an evolving subject in Irish education, 1800-1950 | McSweeney, Kathryn | Article in Book | | 2007 |
| Background migration : the Irish (and other strangers) in mid-Victorian Hertfordshire | Smith, Malcolm T.Solar, Peter Michael | Article in Journal | | 2009 |
| Bad press : Thomas Campbell Foster and British reportage on the Irish famine, 1845-1849 | Williams, Leslie | Article in Book | | 2000 |
| Bailieborough - and echoes from the Year of the French | Barron, T. J. | Article in Journal | | 1979 |
| Bailieborough - and echoes from the Year of the French - a postscript | Barron, T. J. | Article in Journal | | 1980 |
| Baithin 2000 - plans to celebrate the 1,400th anniversay of the death of St Baithin | Crooks, D. W. T. | Article in Journal | | 1999 |
| Ballads and poems of the County Kildare | Sullivan, T. D. | Article in Journal | | 1908 |
| Ballinascreen | Coulter, James A. | Monograph or Collective Volume | Ballinascreen Historical Society | 2003 |
| Ballintubber abbey | Egan, T. A. | Monograph or Collective Volume | | 1963 |
| Ballydesmond - Baile deasmhumhan - a rural parish in its historical setting | Culloty, Anthony T. | Monograph or Collective Volume | Elo Publications | 1986 |
| Ballyduff P.T.A.A. 1911-1917 | Anonymous | Article in Journal | | 2003 |
| Ballykine Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1903 |
| Ballymena : city of the seven towers | Pierce, Nicola | Monograph or Collective Volume | Published for Waterstone's by The Brehon Press | 2007 |
| Ballyragget and district | Lyng, T. | Article in Journal | | 1957 |
| Ballysillan, Belfast, Church of St Mark | Anonymous | Monograph or Collective Volume | Cumming | 1961 |
| Bandon, fiction and the historic moment. "Black Monday Insurrection" by John Elmes | Lane, Pádraig G. | Article in Journal | | 2010 |
| Bannfield over four centuries | Mullin, T. H. | Article in Journal | | 1994 |
| Bantry, Berehaven and the O'Sullivan sept. | Sullivan, Timothy Daniel | Monograph or Collective Volume | Tower Books | 1978 |
| Baptists in Lisburn : a short account | Murray, J. T. | Article in Journal | | 1998 |
| Barnaby Rich; a short biography | Bruce, D. H.Cranfill, T. M. | Monograph or Collective Volume | | 1953 |
| Barnesmore in history | MacDonagh, J. C. T. | Article in Journal | | 1961 |
| Bastardy - the stain of illegitimacy in Medieval Ireland | Hickey, Cormac T. | Article in Journal | | 2020 |
| Battling satan in the city : Charles Henry Parkhurst and municipal redemption in gilded age New York | Todd, Jesse T. | Article in Journal | | 1993 |
| Bauforschung im Kreuzgang des ehemaligen Klosters St. Jakob | Schnieringer, Karl | Article in Book | | 2005 |
| Béal Feirste agus áitainmneacha laistigh | Uí Fhlannagáin, Deirdre | Article in Book | | 1982 |
| Beamish : a genealogical study of a family in County Cork and elsewhere | Beamish, C. T. M. | Monograph or Collective Volume | | 1950 |
| Beatha Bheag Dhéagláin | Ó Macháin, Pádraig | Article in Journal | | 2005 |
| Beatrice Elvery - Lady Glenavy | Ryan, Noelle | Monograph or Collective Volume | Foxrock Local History Club | 1983 |
| Beaubec, Co. Meath. Excavation of a French Cistercian Grange in the Boyne Valley | Stout, GeraldineStout. Matthew | Monograph or Collective Volume | Chapel Press | 2023 |
| Bechbretha, an old Irish law-tract on bee-keeping | NA | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1983 |
| Bede and the Irish | Thacker, Alan T. | Article in Book | | 1996 |
| Bede, St. Colman and the Irish abbey of Mayo | Chadwick, Nora Kershaw, 1891-1972 | Article in Book | | 1963 |
| Bede, the Irish and the Britons | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1983 |
| Before 1840 | Q., E. J. | Article in Book | | 1940 |
| Behind t he green curtain : Ireland's phoney neutrality during World War II | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| Behind the brickwork | Hasson, Seamus | Article in Journal | | 2003 |
| Belfast : site and city | Maguire, W. A. (William Alexander) | Monograph or Collective Volume | Ulster Museum | 1991 |
| Belfast in 1738 | Paterson, T. G. F. | Article in Journal | | 1939 |
| Belfast's first industrial revolution | McNeill, T. E. | Article in Journal | | 1993 |
| Belfast, Belfast. Vol.1 | Hall, MichaelSmyth, Denis | Monograph or Collective Volume | North Belfast History Workshop | 1991 |
| Belvedere House : origins, development and residents, 1540-1883 | Kelly, James, 1959- | Article in Book | | 2006 |
| Berkeley's philosophy of science | Jessop, T. E. | Article in Journal | | 1963 |
| Berkeley's Querist and its place in the economic thought of the 18th century. | Hutchinson, T. W. | Article in Journal | | 1953 |
| Bernard Shaw : his life, work and frauds | Ervine, John St. John Greer | Monograph or Collective Volume | Constable | 1956 |
| Beschrijving der Britsche Eilanden : een geillustreerd geschrift uit zijn engelsche ballingschap | Chotzen, T. M.De Heere, LucasDraak, A. M. E. | Monograph or Collective Volume | De Sikkel | 1937 |
| Best of times? the social impact of the Celtic Tiger | | Monograph or Collective Volume | Institute of Public Administration | 2007 |
| Between north and south, east and west. Chalcolithic and early Bronze Age connections and transitions in County Roscommon | Jones, Carleton | Article in Book | | 2018 |
| Between parity and particularity : agricultural policy in Northern Ireland, 1921-72 | Greer, Alan | Thesis | | |
| Between the steps | Dawson, T. | Article in Journal | | 1971 |
| Between Ulster and the Kingdom of God: Uses of the Bible by Evangelicals in the Northern Ireland Troubles | Searle, Joshua T. | Article in Book | | 2018 |
| Bible text and illumination in St. Gall Stiftobibliothek, codex 51, with special reference to Longinus in the crucifixion scene | McNamara, Martin | Article in Book | | 2001 |
| Bibliographical note on medieval Anglo-Irish history | Gwynn, Aubrey | Article in Book | | 1958 |
| Bibliography | | Article in Book | | 1991 |
| Bibliography | Dickson, David | Article in Book | | 1986 |
| Bibliography | Benson, CharlesMulvey, Helen F. | Article in Book | | 1996 |
| Bibliography | Benson, CharlesMulvey, Helen F. | Article in Book | | 1996 |
| Bibliography | Simms, J. G. (John Gerald) | Article in Book | | 1976 |
| Bibliography of county Donegal | MacDonagh, J. C. T.Macintyre, Edward | Article in Journal | | 1948 |
| Bibliography of County Donegal | MacDonagh, J. C. T.Macintyre, Edward | Article in Journal | | 1947 |
| Bibliography of the history of British art. 6 vols. | Courtauld Institute of Art | Monograph or Collective Volume | | 1936 |
| Bibliotheca Quiniana | Kirkpatrick, Thomas Percy Claude, 1869-1954 | Article in Journal | | 1946 |
| Big fellow, long fellow : a joint biography of Collins and De Valera | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1998 |
| Bildrag til det norske sprogs historie i Irland | Marstrander, Carl | Monograph or Collective Volume | | 1915 |
| Bile ós Chrannaibh: a festschrift for William Gillies | | Monograph or Collective Volume | Clann Tuirc | 2010 |
| Biographical. Ernst Julius Opik, Dr Phil. Nat., D.Sc. (Hon.), M.R.I.A., M. New York A.Sc. | Lindsay, E. M. | Article in Journal | | 1972 |
| Biology | Ó hEocha, Colm | Article in Book | | 1985 |
| Bird and fish bones from Beaubec, Co. Meath | Hamilton-Dyer, S. | Article in Book | | 2023 |
| Birr the monastic city, St. Brendan of the Water Cress | Carville, Geraldine | Monograph or Collective Volume | Kestrel Books | 1997 |
| Bishop Burnet's history of his own time. 6 vols. | Burnet, Gilbert, bishop, 1643-1715 | Monograph or Collective Volume | | 1833 |
| Bishop Dive Downes' visitation of his Diocese, 1699 | | Article in Journal | | 1909 |
| Bishop John Brenan, the intimate of Blessed Oliver | Power, P. | Article in Book | | 1937 |
| Bishop John Connolly : 1815-1825 | Fratini, Mary Elizabeth | Article in Book | | 1999 |
| Bishop John Dubois : 1825-1842 | Fratini, Mary ElizabethO'Hurley-Pitts, Michael | Article in Book | | 1999 |
| Bishop Mant and the Down and Connor and Dromore Church Architecture Society : the influence of the Oxford and Evangelical movements, the Cambridge Camden Society and the Gothic Revival on the Church of Ireland and its architecture in Ulster 1838 - 1878 | McBride, Stephen Richard | Thesis | | |
| Bishop Pococke's tour in Ireland in 1752 | | Monograph or Collective Volume | | 1891 |
| Bishop Richard Luke Concannen : 1747-1810 | Fratini, Mary ElizabethO'Hurley-Pitts, Michael | Article in Book | | 1999 |
| Bishop Stearne's collection of books and manuscripts | Barnard, T. C. (Toby Christopher) | Article in Book | | 2009 |
| Blasts from the past... news items of the 1950s... from... 'The Free Press' | | Article in Journal | | 2006 |
| Blathmac - an eighth-century Irish poet in Rome | Harbison, Peter | Article in Journal | | 2016 |
| Blessed Bishop John Brenan, the intimate of Blessed Oliver | Power, P., Canon | Article in Book | | 1937 |
| Blessed Oliver and the Benedictines | Phillipson, Wulstan | Article in Book | | 1937 |
| Blessed Oliver Plunket. Historical studies | Anonymous | Monograph or Collective Volume | | 1937 |
| Blood, Cage & Gore: violence, famine and excess from the Irish midlands to the American West and colonial Australia | Doyle, Aidan | Monograph or Collective Volume | Brosna Press | 2021 |
| Bloody news from Ireland: the pamphlet literature of the Irish massacres of the 1640s | Donovan, Iain | Thesis | | 1994 |
| Bloody Sunday : Lord Widgery's Report, 1972 | Widgery, John Passmore, Baron Widgery, 1911- | Monograph or Collective Volume | The Stationery Office | 2001 |
| Bloody Sunday and its commemoration parades | Dunn, Seamus | Article in Book | | 2000 |
| Bloody Sunday: cock-up or conspiracy? | Ó Dochartaigh, Niall | Article in Journal | | 2010 |
| Blunt trauma : after the fall of Flight 111 | Bannister, Ivy | Monograph or Collective Volume | Ashfield | 2005 |
| Boats on the Barrow | Hayden, T. P. | Article in Journal | | 1953 |
| Bob Farrell, an appreciation | Brady, Niall | Article in Journal | | 2003 |
| Bog finds in Co. Kildare | Clarke, T. P. | Article in Journal | | 1942 |
| Bog wood : a study in rural economy | Lucas, A. T. | Article in Journal | | 1954 |
| Bonamargy friary, county Antrim | Bell, Janet L.McNeill, T. E. | Article in Journal | | 2002 |
| Book of Armagh : The Patrician documents | | Monograph or Collective Volume | | 1937 |
| Book of profiles of alumni : T.C.D. medical school | | Monograph or Collective Volume | Trinity Medical Alumni Association | 1992 |
| Book trade networks in the south of Ireland | Kennedy, Máire | Article in Book | | 2000 |
| Booking passage : we Irish and Americans | Lynch, Thomas | Monograph or Collective Volume | Jonathan Cape | 2005 |
| Boom to bust: corporate perspectives on Ireland's local newspaper industry since 2000 | Cawley, Anthony | Article in Book | | 2018 |
| Boss Croker of New York city and Glencairn | Cronin, Patrick | Monograph or Collective Volume | Foxrock Local History Club | 1983 |
| Boundaries in Irish law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1976 |
| Boundaries in Irish law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1976 |
| Bread panic in Rathmines | Moylan, T. K. | Article in Book | | 2016 |
| Breaking the silence of child sexual abuse in the Irish-American Catholic Church | Ebest, Sally Barr | Article in Book | | 2024 |
| Breaking the silence; England, Ireland, Wilson and the war | Gaffney, Thomas St. John | Monograph or Collective Volume | Liveright | 1930 |
| Breifne and its chieftains, 940-1300. Pt. 1 | Mac An Ghallóglaigh, Domhnall | Article in Journal | | 1988 |
| Brendan Corish : a life in politics, 1945-77 | Ní Chonchubhair, Sinéad | Thesis | | 2009 |
| Brennans and Brannans in American military and naval life, 1745-1918 | Brennan, T. | Article in Journal | | 1976 |
| Brian Faulkner : success or failure? : a political biography | Foy, Jason | Thesis | | |
| Brief background for Robinson settlements | Frankling, F. T. | Article in Journal | | 1994 |
| Brigadier-General Sir Charles MacCarthy, Kt. 1764-1824 | Daly, D. D. | Article in Journal | | 1939 |
| Brigid's crosses in county Armagh | Paterson, T. G. F. | Article in Journal | | 1947 |
| Bristol's trade with Ireland and the continent, 1503-1601 : the evidence of the exchequer customs accounts | | Monograph or Collective Volume | Four Courts Pres for the Bristol Record Society | 2009 |
| Britain and the Independence of the Dominions : the 1921 Crossroads | Harkness, D. W. | Article in Book | | 1978 |
| Britannien und Bibeltext. Der Vulptatext der Evangelien in seinem Verhältnis zur irisch-angelsächsischen Kultur des Frühmittelalters | Glunz, Hans Hermann | Monograph or Collective Volume | | 1930 |
| British and Irish state responses to militant Irish republicanism, 1968-1971 | Rice, Briege Maria | Thesis | | |
| British history and Irish history | Barnard, T. C. (Toby Christopher) | Article in Book | | 1999 |
| British military, part II : John Crowe, soldier, labourer, overseer, hotel keeper and farmer | Barker, G. J.Wood, J. R. T. | Article in Book | | 1992 |
| British or Irish?: a comparative study of working-class life in three cities, c.1800-1925 | Lynch, John Patrick | Thesis | | 1996 |
| British public opinion and government policy in Ireland, 1918-22 | Boyce, D.G. | Thesis | | 1969 |
| British South Africa Police : a force at war | Steen, Trevor T. | Monograph or Collective Volume | Kudu | 1997 |
| Britons in Ireland, c.550-800 | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1999 |
| Broadside ballads in Irish | Mac Lochlainn, Alf, 1926- | Article in Journal | | 1967 |
| Broadsides relating to Swift | Webb, D. A. | Article in Journal | | 1946 |
| Brollach/Foreword. An Dr Diarmuid Ó Murchadha | Murray, KevinÓ Riain, Pádraig | Article in Journal | University College Cork: Department of Archaeology | 2008 |
| Brother of the More Famous Ben : The Theology of Archbishop John Hoadly | Gibson, William T. | Article in Journal | | 2006 |
| Brought to book : print in Ireland, 1680-1784 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Four Courts Press | 2017 |
| Bruíonta na Féinne | Ó Cróinín, Breandán | Article in Book | | 2013 |
| Bryozoans and corsetry : the palaeontological work of George Robert Vine (1825–1893) of Sheffield | Butler, C.Sharpe, T.Wyse Jackson, Patrick N. | Article in Journal | | 2003 |
| Building St. Patrick's Cathedral | McNierney, Patrick J. | Article in Journal | | 2004 |
| Buile Suibhne (The Frenzy of Suibhne) being the adventures of Suibhne Geilt. A middle-Irish romance. | | Monograph or Collective Volume | Irish Texts Society | 1913 |
| Bullaun is ainmneacha gaolmhara | | Article in Journal | | 1958 |
| Bulwark of landlordism and capitalism : the dynamics of feudalism in nineteenth-century Ireland | McDonough, T.Slater, E. | Article in Journal | | 1994 |
| BUPNS Reprints 23: Armagh street names | Paterson, T.G.F. | Article in Journal | | 2008 |
| Burial in medieval Ireland, A.D.900-A.D.1500 : a review of the written sources | Fry, Susan | Thesis | | 1996 |
| Burials at St. Patrick's Cathedral : new evidence for the early medieval ecclesiastical site at Trim | Kieran, Eoghan | Article in Book | | 2009 |
| Burrowes of O'Brien Street. A hardware shop for generations | Myers, Kevin | Article in Journal | | 2004 |
| Burrowes of Stradone House | Cunningham, T. P. | Article in Journal | | 1980 |
| Burton Hall, Leopardstown Road | Ryan, Rita | Monograph or Collective Volume | Foxrock Local History Club | 1984 |
| Bust to boom? : the Irish experience of growth and inequality | | Monograph or Collective Volume | IPA | 2000 |
| Butler of Grallagh and Boytonrath Co. Tipperary and Doon etc, Co. Clare | Blake Butler, T. | Article in Journal | | 1991 |
| Butler tombs and furnishings in St. Canices Cathedral, Kilkenny | Phelan, Margaret M. | Article in Journal | | 1982 |
| By the narrow gate : a bicentenary history : Patrician bicentenary, 1808-2008 | Patrician Brothers. General Secretariat. | Monograph or Collective Volume | Patrician General Secretariat | 2008 |
| Caillín of Fenagh | Ó Riain, Pádraig | Article in Book | | 2016 |
| Cáin Éimíne Báin ('The sacrifice of Éimíne Bán') and the rise of Uí Dúnlainge in the seventh and eighth centuries | Casey, Denis
| Article in Journal | | 2022 |
| Cairbre Cattchenn | O'Rahilly, T. F. | Article in Book | | 1995 |
| Cairnes on land, laissez-faire: an Irish challenge to political economy | Boylan, T.A.Foley, T. P. | Article in Book | | 2009 |
| Calendar of ... Scritture riferite nei congressi, Irlanda, in Propaganda archives | | Article in Journal | | 1978 |
| Calendar of Irish material in ... Fondo di Vienna in Propaganda archives | | Article in Journal | | 1990 |
| Calendar of Irish material in the files of Jean Fromont, notary at Paris, May 1701-14 Jan 1730, in the Archives Nationales, Paris : part 1, 1701-1715 | Swords, Liam | Article in Journal | | 1993 |
| Calendar of Irish material in the files of Jean Fromont, notary at Paris, May 1701-24 Jan. 1730, in the Archives Nationales, Paris. Pt. 2 : 1716-30 | Swords, Liam | Article in Journal | | 1994 |
| Calendar of leases and deeds of St. Patrick's cathedral, Dublin, 1660-89 | Leslie, J. B. | Article in Journal | | 1934 |
| Calendar of the ancient records of Dublin in the possession of the municipal corporation. [19 vols.] | Gilbert, J. T. (John Thomas), Sir, 1829-1898 ; Gilbert, R. M. (Rosa Mulholland), Lady | Monograph or Collective Volume | By the Authority of the Municipal Council | |
| Calendar of the patent and close rolls of chancery in Ireland, of the reign of Charles the First, first to eighth year inclusive | Morrin, James | Monograph or Collective Volume | | 1863 |
| Calendar of Treasury Books, 1702, preserved in the Public Record Office. Vol. 17 pt. 1, Jan.-Dec. 1702, with a register of papers, petitions, reports, etc., read and minuted, May-July 1702, and treasury minutes, 2-20 Jan. 1691; vol. 17 pt. 2, Treasury minutes, 20 Jan.-4 May 1691; secret service accounts, Apr. 1689-Mar. 1702; and state of the civil list and army debts at the death of William III | | Monograph or Collective Volume | | 1947 |
| California, race, and the Irish in the west | Campbell, Malcolm | Article in Book | | 2024 |
| Called to a mission of charity : the sisters of St. Joseph in the civil war | Wall, B. M. | Article in Journal | | 1998 |
| Calvary cemetery, St. Mary's, Drogheda : history and tombstone inscriptions | Garry, James | Monograph or Collective Volume | Old Drogheda Society | 2002 |
| Canada and David Grey's attempts to discredit de Valera during world war II | Dwyer, T. Ryle | Article in Journal | | 1976 |
| Canice : saint of the Roe valley | St. Canice's Jubilee Committee | Monograph or Collective Volume | St. Canice's Jubilee Committee | 2000 |
| Canon James Kearney O'Neill 1857-1922 Founder of The Knights of St. Columbanus | Rogers, Frank | Monograph or Collective Volume | Rogers - self-published | 2012 |
| Capt. Henry Gallaugher, D.S.O. | O'Carroll, Declan | Article in Journal | | 2007 |
| Capt. James Jefferyes, of Blarney Castle | Dalton, Charles | Article in Journal | | 1905 |
| Capt. McCausland and Benjamin Franklin | Wack, Mary | Article in Journal | | 2012 |
| Capt. McKay Rorty and the American Civil War (1861-65) | O'Hara, Aidan | Article in Journal | | 2013 |
| Capt. the Hon. John Ffrench (O.C. 1885-1888) | Ffrench, Lord | Article in Journal | | 1946 |
| Captain (brevet Lt.-Col.) Myles Walter Keogh | Joye, Lar | Article in Journal | | 2011 |
| Captain and Chef de Brigade William Tate : South Carolina adventurer | Ahlstrom, John D. | Article in Journal | | 1987 |
| Captain and kern and knight-in-arms : martial identities and the subject of conquest in Derricke's Image of Irelande | Moroney, Maryclaire | Article in Book | | 2021 |
| Captain John Savage and the settlement of Shefford from 1740 to 1793. Pt. 1 | Richardson, A. J. H. | Article in Journal | | 2004 |
| Captain John Savage and the settlement of Shefford from 1792 to 1801. Pt. 2 | Richardson, A. J. H. | Article in Journal | | 2004 |
| Captain Morgan O'Connell of the Hussar Guards of the Irish Legion | Lambert, ErieThompson, F. Glenn | Article in Journal | | 1979 |
| Captain Nash De Cost and the Liverpool packets | Sawtell, C. C. | Monograph or Collective Volume | | 1955 |
| Captain T. McGlinchy and the Burgoyne manuscript | Mac an Ailí, Ciarán | Article in Journal | | 1976 |
| Capturing fading communities in post-World War II Irish-American fiction | Anish, Beth O'Leary | Article in Book | NA | 2024 |
| Cardinal John McColoskey : 1864-1885 | Fratini, Mary Elizabeth | Article in Book | | 1999 |
| Caricaturing race and nation in the Irish-American press, 1870-1880 : a transnational perspective | McMahon, Cian T. | Article in Journal | | 2014 |
| Carlow College 1793-1993 : the ordained students and teaching staff of St. Patrick's College, Carlow | McEvoy, John | Monograph or Collective Volume | St. Patrick's College | 1993 |
| Carlow man who would not give in to the Reds, so he died | Anonymous | Article in Journal | | 1997 |
| Carlow... Quadruple lough... Quadruplex lacus | O'Shea, Sean | Article in Journal | | 2017 |
| Carnegie Library Malahide : centenary celebration, 1909-2009 | Carroll, Helena | Monograph or Collective Volume | Fingal County Libraries | 2009 |
| Carnew Motor Company | NA | Article in Journal | | 2006 |
| Carrick-on-Shannon Railway | Smith, Shane | Article in Book | | 2006 |
| Carrickfergus Castle, County Antrim | McNeill, T. E. | Monograph or Collective Volume | HMSO | 1981 |
| Carrig-on-Bannow | Butler, T. C. | Monograph or Collective Volume | [s.n.] | 1981 |
| Carriglea : from country demesne to College of Art | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1987 |
| Carson as advocate : Marjoribanks and Wilde | Edwards, Owen Dudley | Article in Book | | 2004 |
| Carysfort. Origin of title and Blackrock connection | Davitt, Tom | Article in Journal | | 1996 |
| Casey of the I.R.A. | Walsh, A. T. | Monograph or Collective Volume | The Talbot Press | 1923 |
| Castle or office block | Gormley, SarahMcNeill, T. E. | Article in Journal | | 2001 |
| Castle Rackrent | Edgeworth, Maria, 1768-1849Howard, Susan Kubica, 1958- | Monograph or Collective Volume | Hackett | 2007 |
| Castle St., Castle Hill and coalmarket recollected | Burns, Alexander | Article in Journal | | 1984 |
| Castleblaney poor law rate book (1847) | | Article in Journal | | 1963 |
| Castlebridge cemetery | Whitmore, Angela | Article in Book | | 2005 |
| Castlebridge church dedication : from 'The People', Saturday 23rd June 1855 | Anonymous | Article in Book | | 2005 |
| Castlebridge in the early Christian period : 450-1100 A.D. | Culleton, Edward | Article in Book | | 2005 |
| Castlegrove House, 1894 | O'Donoghue, Power | Article in Book | | 1997 |
| Castles in Ireland : feudal power in a Gaelic world | McNeill, T. E. | Monograph or Collective Volume | Routledge | 1997 |
| Castles of ward and the changing pattern of border conflict in Ireland | McNeill, T. E. | Article in Journal | | 1994 |
| Castles of ward and the changing pattern of border conflict in Ireland | McNeill, T. E. | Article in Book | | |
| Catalogue of Irish manuscripts in Mount Melleray Abbey, County Waterford | Ó Macháin, Pádraig | Monograph or Collective Volume | Dublin Inst. for Advanced Studies, School of Celtic Studies | 1991 |
| Catalogue of the books and manuscripts comprising the library of Sir John T. Gilbert | Hyde, Douglas (de hÍde, Dubhghlas), 1860–1949O'Donoghue, D. J. | Monograph or Collective Volume | | 1918 |
| Catalogue of the books and manuscripts Comprising the Library of the late Sir John T. Gilbert, LL.D, F.C.A., M.R.I.A. | | Monograph or Collective Volume | Brown and Nolan, Limited | 1918 |
| Catalogue of the Irish manuscripts in the library of Trinity College, Dublin | Abbott, T. K.Gwynn, E.J. (Edward John) | Monograph or Collective Volume | Hodges Figgis; Longmans Green | 1921 |
| Catalogue of the library, 1 : Voyages and travel; 2 : Biography, 2 pts.; 3 : Atlases and cartography, 2 pts.; 4 : Piracy and privateering; 5 : Naval history, pt. 1 : the middle ages to 1815. 5+ vols. in 7+ | National Maritime Museum | Monograph or Collective Volume | | 1968 |
| Catalogue of the manuscripts in the library of Trinity College, Dublin, to which is added a list of the Fagel collection of maps in the same library | Abbott, T. K. | Monograph or Collective Volume | | 1900 |
| Catalogus sanctorum Hiberniae | Anonymous | Article in Book | | 1869 |
| Cathedral of St. Anne, Belfast, 1904-1930 | Thompson, Herbert Marshall | Monograph or Collective Volume | Belfast Cathedral Guild | 1930 |
| Catholic education in the archdiocese of Cashel, 1780-1880 | Meagher, Mary T. | Thesis | | 1970 |
| Catholic social classes under the penal laws | Cullen, L. M. (Louis Michael) | Article in Book | | 1990 |
| Catholic society in New South Wales, 1788-1860 | Sutton, T. | Monograph or Collective Volume | [s.n.] | 1974 |
| Catholicism and capitalist social order in Ireland, 1907-1973 : an historical institutionalist analysis | L'Estrange, Seán | Thesis | | |
| Catholicism and industrial society in Ireland | Fahey, Tony | Article in Book | | 1992 |
| Catholics and trade in eighteenth-century Ireland : an old debate revisited | Dickson, David | Article in Book | | 1990 |
| Catholics in colonial America | Ellis, J. T. | Monograph or Collective Volume | | 1965 |
| Catholics, land and the popery acts of Anne | Osborough, W. N. (William Nial) | Article in Book | | 1990 |
| Cattle in ancient and medieval Irish society | Lucas, A. T. | Article in Book | | 1958 |
| Cattle in ancient Ireland | Lucas, A. T. | Monograph or Collective Volume | Boethius Press | 1989 |
| Cavan town in 1838 | Cunningham, T. P. | Article in Journal | | 1971 |
| Ceapadh chéad Choimisiún Béaloideasa Éireann, 1934-1935 | Briody, Micheál | Article in Journal | | 2010 |
| Ceart Uí Néill | | Article in Book | | 1931 |
| Ceart Uí Néill | Anonymous | Article in Book | | 1931 |
| Celebrating 250 years of the New York City St. Patrick's Day parade | Ridge, John T. | Monograph or Collective Volume | Quinnipiac University Press | 2011 |
| Celebrating Ireland’s T.T. winners 1907-1995. Motor Cycle Union of Ireland Southern Centre in association with An Post and Isle of Man Philatelic Bureaux | Anonymous | Monograph or Collective Volume | Motor Cycle Union of Ireland Southern Centre | 1996 |
| Celebrating St. Patrick's Day in Irish Manchester, 1825-1922 | Busteed, Mervyn A. | Article in Journal | | 2008 |
| Celtic culture : a historical encyclopedia | | Monograph or Collective Volume | ABC-Clio | 2006 |
| Celtic from the west : alternative perspectives from archaeology, genetics, language and literature | | Monograph or Collective Volume | Oxbow | 2010 |
| Celtic kings : "priestly vegetables"? | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2009 |
| Celtic language : Celtic culture | Matonis, A. T. E. | Monograph or Collective Volume | [s.n.] | 1990 |
| Celtic myth as perceived in eighteenth and nineteenth-century literature in English | Seaman, A. T. | Article in Book | | 1992 |
| Celtic revivals and women's work | Seidel, Linda | Article in Book | | 1992 |
| Celtic roots : vernacular terminology and pagan ritual in Carlomann's draft capitulary of AD 743 | Haderlein, Konrad | Article in Journal | | 1992 |
| Celtic saints : passionate wanderers | Rees, Elizabeth | Monograph or Collective Volume | Thames & Hudson | 2000 |
| Celticization from the West : the contribution of archaeology | Cunliffe, Barry | Article in Book | | 2010 |
| Celts, Britons and Gaels : names, peoples and identities | Koch, John T. | Article in Journal | | 2003 |
| Centenary (St. Patrick's Church, Cullyhanna) | McMahon, Kevin | Article in Journal | | 1992 |
| Centenary of St. Aidan, Irish apostle to the Anglo-Saxons | Bolton, C. A. | Article in Journal | | 1951 |
| Centenary of St. Donard's of Murlough Parish Church of Dundrum - a short history | McCammon, Kenneth A. | Monograph or Collective Volume | Down Recorder [Printer] | 1987 |
| Centenary souvenir, 1840-1940 | St. John's Church Parish | Monograph or Collective Volume | St. John's Church parish | 1940 |
| Centenary volume , Benevolent Irish Society of St. John's, Newfoundland, 1806-1906 | Benevolent Irish Society of St. John's | Monograph or Collective Volume | Guy & Co. | 1906 |
| Central and local administration in Ireland under George II | McCracken, J.L. | Thesis | | 1948 |
| Ceramic building material from Beaubec, Co. Meath | Campbell, Kieran | Article in Book | | 2023 |
| Ceremonial culture in the Irish free state, 1922-1939 | Godson, Lisa | Thesis | | |
| Certain aduertisements out of Ireland, concerning the losses to the Spanish nauie... | Anonymous | Monograph or Collective Volume | | 1588 |
| Challenge and change : the big house in north-eastern Ireland 1878-c.1960 | Purdue, Olwen | Thesis | | |
| Challoner and St. Patrick's Day | Guazzelli, Victor | Article in Journal | | 1947 |
| Chancery bills, 1610-1634 | Blake-Butler, T. | Article in Journal | | 1991 |
| Change in intragenerational mobility in the Republic of Ireland | Halpin, Brendan | Article in Book | | 1992 |
| Changes in settlement and population in Northern Ireland, 1835-60 | Proudfoot, V. B.Vaughan, T. D. | Article in Journal | | 1959 |
| Changes over the past 150 years - school townlands | Carthy, T.J.Screene, Michael | Article in Book | | 2006 |
| Changing forces shaping a nineteenth-century Irish town : a case study of Navan | Connell, Peter | Monograph or Collective Volume | Geography Department, St. Patrick's College | 1978 |
| Changing lifestyles on the farm | Tubridy, Mary | Article in Book | | 1987 |
| Changing the story : how the BBC Northern Ireland programme "Hearts and minds" challenged the traditional coverage of politics in Northern Ireland after the 1998 Good Friday Agreement | Paul, Julia | Thesis | | |
| Changing values | Hardiman, NiamhWhelan, Christopher T. | Article in Book | | 1998 |
| Chapel or church? The case of St Mary's, Pope's Quay, Cork | McParland, Edward | Article in Book | | 2012 |
| Charity, philanthropy and poverty in Ireland, 1850-1914 | Cousins, Mel | Article in Book | | 2008 |
| Charl'z Parnel' (Stranitsa Iz Istorii Anglii I Irlandii) | Tarle, Evgenii Viktorovich | Article in Book | | 1903 |
| Charles Leslie and the political implications of theology | Cornwall, Robert | Article in Book | | 2005 |
| Charles Stewart Parnell. A memory | O'Connor, T. P. | Monograph or Collective Volume | | 1891 |
| Charles T. O'Ferrall and the Virginia gubernatorial election of 1893 | Wynes, Charles E. | Article in Journal | | 1956 |
| Charles Wesley's 'Right to preach throughout England and Ireland' | Roberts, G. T. | Article in Journal | | 1937 |
| Charles Wilson (c.1756-1808), Réamhtheachta Charlotte Brooke | Mac Craith, Micheál | Article in Journal | | 2002 |
| Charlie : the political biography of Charles J. Haughey | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1987 |
| Charters of Earl Richard Marshall of the forests of Ross and Taghmon | | Article in Journal | | 1934 |
| Chartularies of St Mary's abbey, Dublin; with the register of its house at Dunbrody, and annals of Ireland. 2 vols. | | Monograph or Collective Volume | | 1884 |
| Chearnley and his contexts : family, neighbours and gardens | Barnard, T. C. (Toby Christopher) | Article in Book | | 2005 |
| Cheltenham festival centenary 1911-2011 : an Irish tribute | Williams, Guy St. John | Monograph or Collective Volume | Daletta Press | 2011 |
| Chemicals in the eighteenth-century Irish linen industry | L'Amie, Aileen | Thesis | | 1984 |
| Chemistry | Philbin, Eva M. | Article in Book | | 1985 |
| Chiese e monastery nella pianificazione urbanistica delle citta medievali nelle Isole Britanniche | Slater, T. R. | Article in Book | | 2004 |
| Child folklore in Europe and the British Isles | Daiken, L.H. | Thesis | | 1942-1943 |
| Childbirth and midwifery in nineteenth-century Dublin, 1850-1900 | Bergin, Julia Ann | Thesis | | 2009 |
| Children and books in eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2005 |
| Christian cults and cult-centres in Hiberno-Norse Dublin and its hinterland | Clarke, Howard B. | Article in Book | | 2004 |
| Christianity and the Latin tradition in early medieval Ireland | Kelly, J. F. T. | Article in Journal | | 1985 |
| Christianity or solar monotheism : the early religious beliefs of St. Patrick | Powell, T. E. | Article in Journal | | 1992 |
| Christopher Palles, Lord Chief Baron of Her Majesty's Court of Exchequer in Ireland, 1874-1916 | Delany, V. T. H. | Monograph or Collective Volume | Allen Figgis | 1960 |
| Church and dynasty early Christian Brega : Lusk, Inis Pátraic and the case of Máel-Finnia, king and saint | Mac Shamhráin, Ailbhe | Article in Book | | 2004 |
| Church and state in contemporary Europe : the chimera of neutrality | | Monograph or Collective Volume | Cass | 2003 |
| Church and state in modern Ireland | Edwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1969 |
| Church and state in the Republic of Ireland | Whyte, John | Thesis | | |
| Church building | Kennedy, T. P. | Article in Book | | 1968 |
| Church building in 14th century Ireland and the 'Gaelic revival' | McNeill, T. E. | Article in Journal | | 1985 |
| Church government in the south of Ireland, A.D. 1471 to 1484 | Collins, J. T. | Article in Journal | | 1957 |
| Church Island : a description | Ryan, Michael | Article in Book | | 2004 |
| Church of St. Barrahane. Castlehaven Parish, County Cork | | Monograph or Collective Volume | [Castlehaven parish] | 1965 |
| Church of St. John the Evangelist, Ashe Street, Tralee | O'Sullivan, Donal J. | Monograph or Collective Volume | | 2001 |
| Church of St. Michael and All Angels, Clane | Trench, Thomas Cooke | Monograph or Collective Volume | Charles W. Gibbs [printer] | 1894 |
| Church of St. Polycarp : parish of Finaghy : diocese of Connor | Church of St. Polycarp | Monograph or Collective Volume | [Church of St. Polycarp] | 1932 |
| Church plate and parish records, Diocese of Cashel and Emly | Seymour, St. John D. | Monograph or Collective Volume | Diocesan Council of Cashel and Emly. [The Clonmel Chronicle (printer)] | 1930 |
| Church/state relationships and Roman Catholic schools in Northern Ireland 1922-1996 | McCavera, Patrick | Thesis | | |
| Cianfheachaint. Roinnt tuairmimí, paradacsaí, réamhchlaontaí, agus 'Obiter dicta' faoi TnG | Mac Coil, L. | Article in Journal | | 1994 |
| Cities for Gods | Hurley, Richard | Article in Journal | | 2008 |
| Civic identity and corporate politics in Waterford City in the eighteenth century | Kirby, Brian T. | Article in Journal | | 2001 |
| Civic politics and parliamentary representation in Waterford City, 1730-1807 | Kirby, Brian T. | Thesis | | 2002 |
| Civil engineering at Trinity : a record of growth and achievement | Cox, Ronald C. | Monograph or Collective Volume | Trinity College Dublin, Dept. of Civil, Structural & Environmental Engineering | 2009 |
| Civil engineering heritage : Ireland | Cox, Ronald C.Gould, Michael H. | Monograph or Collective Volume | T. Telford Publications | 1998 |
| Claiming the city : politics, faith, and the power of place in St. Paul | Wingerd, Mary Lethert | Monograph or Collective Volume | Cornell University Press | 2001 |
| Clan and settler in Ormond | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1914 |
| Clanabogan Parish Church : Diocese of Derry : a short description of its beautiful marble decoration | Benson, T.W. | Monograph or Collective Volume | [The author?] | c. 1932 |
| Clans and families of Ireland and Scotland : an ethnography of the Gael, 500-1750 | Cairney, C. T. | Monograph or Collective Volume | | 1989 |
| Class and social mobility | Whelan, Christopher T. | Article in Book | | 1986 |
| Class transformation and social mobility in the Republic of Ireland | Whelan, Christopher T. | Article in Book | | 1995 |
| Classical and gothic : studies in the history of art | McCarthy, Michael (Michael Joseph), 1939-2010 | Monograph or Collective Volume | Four Courts | 2005 |
| Classical modern Irish | McManus, Damian | Article in Book | | 1996 |
| Clergy of Cashel and Emly, compiled by the Ven St. J. D. Seymour ; Clergy of Leighlin, compiled by the Canon J. B. Leslie : biographical succession lists | | Monograph or Collective Volume | Ulster Historical Foundation; Cashel and Ossory Diocesan Council | 2012 |
| Clergy of Clogher : biographical succession lists | Leslie, J. B. (James Blennerhassett) | Monograph or Collective Volume | Ulster Historical Foundation | 2006 |
| Clergy of Derry and Raphoe | | Monograph or Collective Volume | Ulster Historical Foundation: Diocesan Council of Derry & Raphoe | 1999 |
| Clergy of Down and Dromore | | Monograph or Collective Volume | Ulster Historical Foundation | 1996 |
| Clergy of Killaloe, Kilfenora, Clonfert and Kilmacduagh | Leslie, J. B. (James Blennerhassett) | Monograph or Collective Volume | Ulster Historical Foundation and Diocesan Council of Limerick and Killaloe | 2010 |
| Clergy of Kilmore, Elphin and Ardagh : biographical succession lists | | Monograph or Collective Volume | Ulster Historical Foundation|Diocesan Council Kilmore, Elphin and Ardagh | 2008 |
| Clergy of Tuam, Killala and Achonry : biographical succession lists | | Monograph or Collective Volume | Ulster Historical Foundation|Diocesan Council Tuam, Killala and Achonry | 2008 |
| Clergy who served in Castlebridge | Gahan, John | Article in Book | | 2005 |
| Clinton records | | Article in Journal | | 1951 |
| Cliodhna's Wave | Huethorst, Bernard | Article in Journal | | 2012 |
| Clogher in Celtic and Anglo-Norman Ireland | Connolly, A. G. | Article in Book | | 1940 |
| Cloneen House | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| Clonmacnois - the church and lands of St. Ciarán : change and continuity in an Irish monastic foundation (6th to 16th century) | Kehnel, Annette | Monograph or Collective Volume | Lit | 1997 |
| Clonmel and the Dukes of Ormonde : deference, defiance and independence | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2007 |
| Clonmel Workingmen's Boat Club 1910-1917: Reading between the lines! | O'Grady, Margaret | Monograph or Collective Volume | Clonmel Workingmen's Boat Club | 2011 |
| Cloth finishing in Ireland | Lucas, A. T. | Article in Journal | | 1968 |
| Clothed with variety : discovering the formal and figurative texture of Derricke's Image of Irelande | Woodcock, Matthew | Article in Book | | 2021 |
| Clough Castle reconsidered | McNeil, T. E. | Article in Book | | 2007 |
| Codices Latini Antiquiores : a palaeographical guide to Latin manuscripts prior to the ninth century. Pt. 2, Great Britain and Ireland. | | Monograph or Collective Volume | | 1972 |
| Codices Patriciani Latini : a descriptive catalogue of Latin manuscripts relating to St. Patrick | Bieler, Ludwig | Monograph or Collective Volume | Institute for Advanced Studies | 1942 |
| Cogadh na Talún i gCorca Dhuibhne | Ó Dubhda, Seán, 'Fiadhaire Feadha' | Article in Book | | 2014 |
| Coins and coinage in the Irish midlands during the Viking age | Kenny, Michael | Article in Book | | 1991 |
| Col. James FItzmaurice - Ireland's greatest aviator. | Fennelly, Teddy | Article in Journal | | 2019 |
| Cold War, partition and convergence : Irish communism, 1945-70 | Smylie, Patrick | Thesis | | 2010 |
| Coleraine in by-gone centuries | Mullin, T. H. | Monograph or Collective Volume | Century | 1976 |
| Coleraine in Georgian times | Mullin, T. H. | Monograph or Collective Volume | Century | 1977 |
| Coleraine in modern times | Mullin, T. H. | Monograph or Collective Volume | The author | 1979 |
| Collectanea Curiosa; or, miscellaneous tracts, relating to the history and antiquities of England and Ireland, the Universities of Oxford and Cambridge ... chiefly collected from the manuscripts of Archbishop Sancroft. 2 vols. | Gutch, J. | Monograph or Collective Volume | | 1781 |
| Collecting oral histories of the T.W.A. | Parnes, Brenda | Article in Journal | | 1987 |
| Collèges anglais, écossais, irlandais dans les Pays-Bas français (1568-1793) | Trenard, Louis | Article in Book | | 1974 |
| Colonel Lewis Hamilton's Swedish widow and the lost manor house of Derrygonnelly, home of the Dunbars and Montgomerys | Ferguson, Kenneth | Article in Journal | | 2023 |
| Colonel Thomas Bellingham's diary | | Article in Journal | | 1904 |
| Colonial nationalism and the winning of parliamentary independence, 1760-82 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1986 |
| Columba and other Irish saints in Scotland | Anderson, M. O. | Article in Book | | 1965 |
| Comdt. Paddy O'Brien and north Cork's fight for freedom | O'Connell, Denis | Article in Journal | | 1991 |
| Comdt. Peter Young (obituary) | Scannell, James | Article in Journal | | 2000 |
| Comments on the present state of the Patrician problem | Carney, James Patrick, 1914-1989 | Article in Journal | | 1959 |
| Commissioners of Public Works in Ireland. Annual report. | Anonymous | Monograph or Collective Volume | | 1831 |
| Commissioning of bishop's messengers, St. Thomas's Church, Belfast | | Monograph or Collective Volume | [St. Thomas's Church] | 1953 |
| Commodius temples : Roman Catholic church building in nineteenth-century Dublin | Grimes, Brendan | Monograph or Collective Volume | Dublin City Public Libraries | 2010 |
| Common ground : essays on the historical geography of Ireland, presented to T. Jones Hughes | | Monograph or Collective Volume | Cork University Press | 1988 |
| Communique from Cairo | Sheehan, Patrick T. | Article in Journal | | 2007 |
| Communist politics in Ireland, 1916-1945 | Milotte, Mike | Thesis | | |
| Comparative aspects of Irish and Japanese economic and social history | | Monograph or Collective Volume | Inst. of Comparative Economic Studies, Hosei University | 1993 |
| Compendium of the Irish Poor Law | Mooney, T. A. | Monograph or Collective Volume | | 1887 |
| Compensation culture, 1641 : the chancellor of St. Patrick's Cathedral | Edwards, David, 1963- | Article in Journal | | 2004 |
| Compulsory Irish in France | Walsh, T. J. | Article in Journal | | 1953 |
| Concerns and barriers surrounding the farm succession process - perception versus reality for beef farmers in Ireland | Hayden, Michael T., Leonard, Brian | Article in Journal | | 2024 |
| Concert life in Dublin in the age of revolution | Collins, Derek Paul | Thesis | | |
| Conciliation, coercion and the Protestant Reformation, 1547-71 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1976 |
| Conclusion | Williams, T. Desmond | Article in Book | | 1967 |
| Conclusion | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2003 |
| Conclusion | Williams, T. Desmond | Article in Book | | 1969 |
| Conclusion | Nowlan, Kevin B. | Article in Book | | 1973 |
| Conclusion. Settling and unsettling Ireland : the Cromwellian and Williamite revolutions | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| Conclusion: Restoration Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2008 |
| Conditional Loyalties : Australia, Ireland, and the Decline of the Dominion Office | O'Brien, John B. | Monograph or Collective Volume | | 1990 |
| Confiscation in Irish history | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Monograph or Collective Volume | | 1917 |
| Conflict, diaspora and empire : Irish nationalism in Britain, 1912-1922 | Gannon, Darragh | Monograph or Collective Volume | Cambridge University Press | 2022 |
| Connacht and the Jacobite war, 1689-91 | Murtagh, Patrick Harman | Thesis | | 1971 |
| Conntae an Ríogh; King's county | Clarke, T. P. | Article in Journal | | 1947 |
| Conquest and conquerors | Veach, Colin T. | Article in Book | | 2018 |
| Conservation plan : the National Cathedral and Collegiate Church of Saint Patrick, Dublin | Hanna, Mary | Monograph or Collective Volume | St. Patrick's Cathedral | 2006 |
| Conserving the dream : treasures of St. Finbarre's Cathedral | | Monograph or Collective Volume | Heritage Council | 2005 |
| Considering the inconsiderable : electors, patrons and Irish elections 1659-1761 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2001 |
| Content, comment and censorship : a case study comparing coverage of Dunkirk and D-Day in Irish newspapers | O'Donnell, James T. | Article in Journal | | 2017 |
| Content, comment and censorship : a case study comparing coverage of Dunkirk and D-Day in Irish newspapers | O'Donnell, James T. | Article in Journal | | 2017 |
| Contention and innovation : the medieval period in late nineteenth- and early twentieth-century Irish historiography | Cullen, Ruairí | Thesis | | |
| Continuity and change in rural County Wexford in the nineteenth century | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Book | | 1987 |
| Continuity and change in the parish of Gaoth Dobhair, 1850-1980 | Coll, John | Article in Book | | 1988 |
| Contrasting similarities : Bishops Troy and Lisovskii in Ireland and Belorussia in the age of the French Revolution | Flynn, James T. | Article in Journal | | 2001 |
| Contributions to the history of the Irish house : A possible ancestry of the bed-outshot (cuílteach) | Lucas, A. T. | Article in Journal | | 1970 |
| Contributions to the study of the Irish house : smoke hole and chimney | Lucas, A. T. | Article in Book | | 1982 |
| Convention of Drumceatt, 575: XIVth centenary 1975 | Barbour, Liam M.Boyd, Hugh AlexanderClarke, WallaceClayden, Stanley C.Moore, R. DenholmMorton, T. RalphRoemmele, Peter M.Seymour, A. N.Simms, George OttoWalsh, John R. | Monograph or Collective Volume | | 1975 |
| Conversion to Christianity | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2003 |
| Converts | Power, Thomas P. | Article in Book | | 1990 |
| Coote and Lally - two Irish personalities at war | O'Donovan, T. | Article in Journal | | 1966 |
| Copy of the flight log of Capt. P.L. Lowman who, in 1942, made an emergency landing on the land of the late Michael Murray in Riversdale, Strokestown | Lowman, Paul | Article in Journal | | 1998 |
| Cora an tSaoil | Whitaker, T.K. | Article in Journal | | 1982 |
| Core and periphery in medieval Europe : the Irish experience in a wider context | Simms, Anngret | Article in Book | | 1988 |
| Cork/Corcaigh : Irish Historic Towns Atlas, no. 31 | Clarke, Howard B.Ní Laoi, Máire | Monograph or Collective Volume | Royal Irish Academy | 2024 |
| Cornerstone of memory : John Hughes & St. Patrick's Cathedral: sixteenth Ernie O'Malley lecture, 2014 | Casey, Marion R. | Article in Journal | | 2015 |
| Cornerstone of Memory: John Hughes & St. Patrick's Cathedral: Sixteenth Ernie O'Malley Lecture, 2014 | Casey, Marion R. | Article in Journal | | 2015 |
| Coroner's inquest. Galway Vindicator 15.03.1848 | Anonymous | Article in Journal | | 1995 |
| Correspondence between Rt. Hon. William Pitt and Charles, duke of Rutland | | Monograph or Collective Volume | | 1890 |
| Correspondence between the Rt. Hon. William Pitt and Charles, Duke of Rutland | Anonymous | Monograph or Collective Volume | [s.n.] | 1890 |
| Correspondence of the Right Hon. John Beresford, illustrative of the last thirty years of the Irish parliament. 2 vols. | | Monograph or Collective Volume | | 1854 |
| Corrib Research Project discoveries are highly significant. Ancient boats found while radr survey probes the ground. | Higgins, Jim | Article in Journal | | 2012 |
| Corruption in the 19th century and the diaries of James M. Burke | O'Regan, Liam | Article in Journal | | 2001 |
| Cosáin thar thírdhreach na hEorpa ; Cosáin thar thírdhreach chultúrtha na hEorpa, 2000-2003rp | | Monograph or Collective Volume | Cosáin | 2003 |
| Cosmology, astronomy, and mathematics | Eastwood, Bruce S. | Article in Book | | 2013 |
| Cosmopolitan insights from early Irish-American letter networks | Orr, Jennifer | Article in Book | | 2024 |
| Cost of Revolution: The life and death of an Irish soldier | Skic, Matthew | Monograph or Collective Volume | Museum of the American Revolution | 2019 |
| Counsellor Terence MacDonagh (d. 1713) : part 2, some collateral descendants | MacDonagh, J. C. T. | Article in Journal | | 1948 |
| Counsellor Terence MacDonagh : a great Catholic lawyer of the penal days | MacDonagh, J. C. T. | Article in Journal | | 1947 |
| Count Plunkett and his times | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1992 |
| Countering exclusion : the 'St. Pats for all' parade | Mulligan, Adrian N. | Article in Journal | | 2008 |
| Countering the revolutionaries: an examination of the Cumann na nGaedheal party, 1922-25 | Regan, John | Thesis | | 1994 |
| County Armagh and Great War, 1914-1918 | Cousins, James Colin | Thesis | | 2009 |
| County Armagh householders 1664-1665 | Paterson, T. G. F. | Article in Journal | | 1958 |
| County Armagh in 1622 : a plantation survey | | Article in Journal | | 1961 |
| County Cavan and Ireland's political foundations - Arthur Griffith, M.P./T.D. for east Cavan, 1918-22 | McMonagle, Dermot | Article in Journal | | 2018 |
| County Cork families 1635-8, 1638-57 | Collins, John T. | Article in Journal | | 1962 |
| County Cork families, 1630-1635 | Collins, J. T. | Article in Journal | | 1961 |
| County Donegal and the congested districts board, 1891-1909 | Logan, William J.P. | Thesis | | 1976 |
| County Donegal in Anglo-Irish literature | MacDonagh, J. C. T. | Article in Journal | | 1947 |
| County Down in the later middle ages | McNeill, T. E. | Article in Book | | 1997 |
| County Galway place names | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1954 |
| County Monaghan before the emigration to Prince Edward Island | O'Grady, Brendan | Article in Book | | 1992 |
| County Tipperary : class struggle and national struggle, 1916-24 | O'Connor Lysaght, D. R. | Article in Book | | 1985 |
| Court-Castle faction and the Irish viceroyalty : the appointment of Oliver St John as Lord Deputy of Ireland in 1616 | Rutledge, V. L. | Article in Journal | | 1989 |
| Craigavon : Ulsterman | Ervine, John St. John Greer | Monograph or Collective Volume | George Allen & Unwin | 1949 |
| Crampton built | McManus, Ruth | Monograph or Collective Volume | G. & T. Crampton | 2008 |
| Crede mihi : the most ancient register book of the archbishops of Dublin before the reformation | | Monograph or Collective Volume | | 1897 |
| Crises of identity among Irish protestants, 1641-1685 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1990 |
| Críth Gablach and the law of status | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1986 |
| Cromwellian inquisition as to parishes in county Armagh in 1657 | Paterson, T. G. F. | Article in Journal | | 1939 |
| Cromwellian Ireland : English government and reform in Ireland, 1649-1660 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Oxford University Press | 1975 |
| Cromwellian Ireland : English government and reform in Ireland, 1649-1660 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Clarendon Press | 2000 |
| Crookhaven and Skibbereen in 1757 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2004 |
| Cross-in-circle stones of St. Patrick's cathedral | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1941 |
| Crossed paths : methodogical approaches to the Celtic aspect of the European middle ages | | Monograph or Collective Volume | University Press of America | 1991 |
| Crozier of Banbridge | Kerr, John | Article in Journal | | 1983 |
| Cúan Ua Lothcháin and Corcrán Clérech | O'Rahilly, T. F. | Article in Journal | | 1950 |
| Cuimhní cinn ar Choláiste Phádraig (céad bliaín de ré na bhear leo féin) | Ó Suilleabháin, Eoghan | Article in Book | | 2006 |
| Curia Regis rolls of the reigns of Richard I and John preserved in the Public Record Office . 15-16 John [1213-15]; Appendix, 7 Richard I-1 John [1196-9] | Anonymous | Monograph or Collective Volume | | 1935 |
| Curia regis rolls of the reigns of Richard I and John preserved in the Public Record Office, 1 : Richard 1-2 John; [vol.] 2 : 3-5 John; [vol.] 3 : 5-7 John; [vol.] 4 : 7-8 John; [vol.] 5 : 8-10 John; [vol.] 6 : 11-14 John. 6 vols. | | Monograph or Collective Volume | | 1923 |
| Custom in early Irish law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1990 |
| Customs associated with St. Martin's day | O'Leary, Marian | Article in Journal | | 2003 |
| Customs in early Irish law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1990 |
| Cycles, seasons and the everyday in mid-eighteenth-century provincial Ireland | Fleming, David A. | Article in Book | | 2012 |
| Dabhach Phádraig : St. Patrick's Holy Well, Belcoo, County Fermanagh | O'Dolain, Mairead | Article in Journal | | 2003 |
| Dáil Éireann and the army : unity and division (1919-1921) | Nowlan, Kevin B. | Article in Book | | 1968 |
| Dairying and beef production in early Christian Ireland : the faunal evidence | McCormick, Finbar | Article in Book | | 1983 |
| Damned Englishman : a study of Erskine Childers (1870-1922) | Cox, T. | Monograph or Collective Volume | Exposition Press | 1975 |
| Dance halls of Irish New York | Ridge, John T. | Article in Journal | | 2005 |
| Dánfhocail : Irish epigrams | | Monograph or Collective Volume | | 1921 |
| Daniel Morgan - able tribute to the most unique figure in the annals of American commonwealths | Lawless, Joseph T. | Article in Journal | | 1910 |
| Daniel O'Connell : nine centenary essays | Tierney, Mark | Monograph or Collective Volume | Browne and Nolan | 1949 |
| Daniel themes on the Irish high crosses | Alexander, Shirley | Article in Book | | 1997 |
| Dánta grádha | O'Rahilly, T. F. | Monograph or Collective Volume | | 1916 |
| Dánta Grádha : an anthology of Irish love poetry, A.D. 1350-1750. Pt. 1 : Text | | Monograph or Collective Volume | | 1916 |
| Dánta Mhuiris Mhic Dháibhí Dhuibh Mhic Gearailt. (Leabhar thaighde, 30ú himleabhar) | | Monograph or Collective Volume | | 1979 |
| Darwin, Praeger and the Clare Island surveys | | Monograph or Collective Volume | Royal Irish Academy | 2009 |
| Das Bibelwerk : Organisation and Quellenanalyse of the New Testament section | Kelly, J. F. T. | Article in Book | | 1987 |
| Das Charakterbild des Gallus im Wandel der Zeit | Rüsch, Ernst Gerhard | Article in Journal | | 1959 |
| Das Irische Evangeliar von St.Gallen und seine Familie|The Irish Gospels of St Gall and its family | Dora, Cornel | Article in Book | | 2018 |
| Dating Bóraimhe Baile na Ríogh ; Appendix A. Bóraimhe, baile na ríogh and its translation ; Appendix B. Geoffrey Keating's description in Foras feasa ar Éirinn (FFÉ) ('The history of Ireland) and comparison with later versions ; Appendix C. Ó Briain poetry listed in the BPDB | Fischer, Lenore | Article in Book | Four Courts Press | 2024 |
| David Gray and the Axis representatives to Ireland during World War II | Dwyer, T. Ryle | Article in Journal | | 1973 |
| David Haggart the murderer | Wheeler, Gordon | Article in Journal | | 1999 |
| Davitt and the Irish revolution, 1846-1882 | Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | Clarendon Press | 1982 |
| Day nursery provision 1942-1955 : a case study of women and social policy in Northern Ireland | McShane, Liz | Thesis | | |
| De Courcy's Castle : New Insights into the First Phase of Anglo-Norman Building Activity at Carrickfergus Castle, County Antrim | Donnelly, Colm J.McCooey, PaulMcNeill, T. E.Ó Néill, John | Article in Journal | | 2005 |
| De doctrina Ioannis duns Scoti : Acta Congressus Scotistici Internationis Oxonii et Edimburghi, 11-17 Sept. 1966., celebrati, Vol. 4 : Scotismus decursu saeculorum | Giblin, Cathaldus | Monograph or Collective Volume | Studia Scholastico-Scotistica | 1968 |
| De Valera : the man and the myths | Ryle, D. T. | Monograph or Collective Volume | | 1991 |
| De Valera : the man and the myths | Dwyer, T. Ryle | Monograph or Collective Volume | Poolbeg Press Ltd | 1991 |
| De Valera in power | Williams, T. Desmond | Article in Book | | 1967 |
| De Valera's darkest hour : in search of national independence, 1919-1932 | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1982 |
| De Valera's finest hour : in search of national independence, 1932-59 | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1982 |
| De Valera, censorship and Family and Community in Ireland | Byrne, AnneO'Sullivan, Eoin | Article in Journal | | 2020 |
| Dean Bryan McGurk, a hero of the penal days; with historical notes on his times and his native parish, Termonmagurk, Co. Tyrone | MacDonald, T. | Monograph or Collective Volume | Gill | 1948 |
| Dean Richardson's further account of Co. Cavan | Paterson, T. G. F. | Article in Journal | | 1938 |
| Dean Richardson's further account of com. Cavan | Davies, OliverGaffikin, M.Paterson, T.G.F. | Article in Journal | | 2013 |
| Dean Swift and the Butlers | Butler, T. R. Fitzwalter | Article in Journal | | 1971 |
| Deansgrange cemetery | Cremin, Vicky | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Dearth, death and disease: an analysis of mortality crises in five Lagan Valley parishes, 1700-1850 | Worthington, Patricia Ann | Thesis | | 1991 |
| Death, art and burial : St. Canice's cathedral, Kilkenny in the sixteenth century | Bradley, John, 1954-2014 | Article in Book | | 2004 |
| Decolonisation and the dynamics of urban decline in Ireland, 1300-1550 | Clarke, Howard B. | Article in Book | | 2000 |
| Decorative cobbling; examples from counties Limerick, Wexford and Cork | Lucas, A. T. | Article in Journal | | 1976 |
| Dedicated to St. Anne | Scarlett, Duncan | Monograph or Collective Volume | Choice Publishing and Book Services in co-op with Duncan Scarlett | 2007 |
| Dedication and restoration of St. Patrick's Cathedral, Armagh | Anonymous | Article in Journal | | 2003 |
| Delia Murphy. Legend of Irish folk music | O'Hara, Aidan | Article in Journal | | 2021 |
| Democracy and world conflict, 1868-1962 : a history of modern Britain | Jarman, T. L. | Monograph or Collective Volume | NA | 1963 |
| Denis Johnston, the Abbey and the spirit of the age | St. Peter, Christine | Article in Journal | | 1987 |
| Denis Kilbride, M.P. (1848-1924) | Redmond, Paul | Thesis | | 2003 |
| Der heilige Gallus in der stift-st. gallischen Kunst | Duft, Johannes | Article in Book | | 1952 |
| Derailment at Curraheen | McGrath, Walter | Article in Journal | | 1987 |
| Derek: Dublin's gentle giant | MacBroom, Helen | Monograph or Collective Volume | Athena | 2008 |
| Dermod Moyle McCarthy of Carbery | Collins, John T. | Article in Journal | | 1951 |
| Derralossary parish | Cantwell, Ian T. | Article in Journal | | 1990 |
| Derricke's Image of Irelande and late sixteenth-century Dublin | Lyttleton, James | Article in Book | | 2021 |
| Derricke, Day, and the Dutch, or a tale of woodcuts and woodkerns | Kinsella, Stuart | Article in Book | NA | 2021 |
| Derry and north-west Ulster, 1790-1914 | Murphy, Timothy Desmond | Thesis | | 1980 |
| Descendants of Dennis Mero of Falmouth, Maine, Dorchester, Mass., and Norwich, Conn. | Robertson, David T. | Article in Journal | | 1995 |
| Descendants of the Reverend Thomas Higginson | Higginson, T. B. | Monograph or Collective Volume | | 1958 |
| Descriptive catalogue of materials relating to the history of Great Britain and Ireland to the end of the reign of Henry VII, vol. 1, pt. 1 : Roman period to 750; vol. 1, pt. 2 : 750-1066, with a list of printed materials for British medieval history, including the publications of societies and official bodies and works relating to matters subsequent to 1485; vol. 2 : 1066-1200; vol. 3 : 1200-1327, with facsimiles of the handwriting of Matthew Paris and appendices relating to the early printed editions of Matthew of Westminster and Roger of Wendover. 3 vols. in 4 | Hardy, Thomas Duffus, Sir, 1804-1878 | Monograph or Collective Volume | | 1862 |
| Deserted medieval villages of County Westmeath | Meenan, Rosanne | Thesis | | 1985 |
| Desiderius, otherwise called Sgáthán an Chrábaidh | | Monograph or Collective Volume | | 1941 |
| Designed for enjoyment... the story of Palmerston Park, one of Dublin's lesser-known recreational spaces | Ledbetter, Gordon | Article in Journal | | 2012 |
| Designing modern Ireland : the role of graphic design in the construction of modern Ireland at home and abroad (1949-1979) | Bolger, MaryAnn | Thesis | | |
| Desmond Fennell : his life and work | | Monograph or Collective Volume | Veritas | 2001 |
| Desmond Ryan, Lieut. Dublin Brigade, Irish Volunteers, 1916. | Ryan, Desmond | Article in Book | | 2016 |
| Diary of a tour in 1732 through parts of England, Wales, Ireland and Scotland made by John Loveday of Caversham. (Roxburghe Club) | | Monograph or Collective Volume | | 1890 |
| Diary of Col. Charles Clinton during his passage to America, May 9 - Oct. 4, 1729 | Clinton, Charles | Article in Journal | | 1983 |
| Dicey's conversion to unionism | Ford, T. H. | Article in Journal | | 1973 |
| Dicey's crusade against Parnell | Ford, T. H. | Article in Journal | | 1979 |
| Dictionary of national biography | | Monograph or Collective Volume | | 1885 |
| Did cursing stones really sink HMS Wasp? | McLaughlin, Enda | Article in Journal | | 1990 |
| Did he or didn't he? Capt. Lewis Edward Nolan (Kyleballuhue House, Tinryland) and the charge of the Light Brigade | Lynch, Martin J. | Article in Journal | | 2003 |
| Die Baugeschichte der Regensburger Schottenkirche St. Jakob und ihres Kreuzgangs | Stocker, Mona | Article in Book | | 2005 |
| Die Beziehungen zwischen Irland und St. Gallen in Rahmen der St. Gallischen Stiftsgeschichte | Duft, Johannes | Article in Book | | 1953 |
| Die Ethnie verschwindet nicht. Die Iren in Großbritannien im 19. und frühen 20. Jahrhundert | MacRaild, Donald M. | Article in Book | | 2001 |
| Die Gallusstiftung als Ausgangspunkt der st. gallishcen Kultur | Meile, Josephus | Article in Book | | 1952 |
| Die Gründung der mitteldeutschen Bistümer | Bigelmair, Andreas | Article in Book | | 1954 |
| Die Irischen handschriften der stiftsbibliothek St. Gallen | Duft, Johannes | Article in Book | | 1953 |
| Die Irischen Miniaturen der stiftsbiblioghek St. Gallen | Meyer, Peter | Article in Book | | 1953 |
| Die Irischen Miniaturen der Stiftsbibliothek St. Gallen | | Monograph or Collective Volume | Urbs Graf-Verlag | 1953 |
| Die Naturwissenschaften in Irland zur Zeit des hl. Virgil | Walsh, Katherine | Article in Book | | 1985 |
| Die religion in geschichte und gegenwart . Handwörterbuch für theologie und religionswissenschaft. Bd iii | | Monograph or Collective Volume | J. C. B. Mohr | 1959 |
| Die Urkunde Papst Hadrians IV. für König Heinrich II. von England über die Besetzung Irlands | Eggers, Anna | Monograph or Collective Volume | | 1922 |
| Diet and health in past animal populations : current research and future directions | | Monograph or Collective Volume | Oxbow Books | 2005 |
| Differing perceptions of landscape elements | Burrill, Meredith F. | Article in Book | | 1982 |
| Dillion's Regiment | O'Neill, Jenny | Article in Journal | | 2009 |
| Diplomacy as propaganda : the appointment of T.A. Smiddy as Irish Free State minister to the United States | Davis, Troy | Article in Journal | | 1996 |
| Disability in Irish-Catholic America | Valente, Joseph | Article in Book | | 2024 |
| Discovering Kerry : its history, heritage and topography | Barrington, T. J. | Monograph or Collective Volume | Blackwater | 1976 |
| Discovery of the burial place of Gerald, son of Maurice Fitzgerald, justiciar of Ireland, 1232-1245 | Fitzgerald, R. T. D. | Article in Journal | | 1974 |
| Disputed kinship among the Jacobite O'Briens in eighteenth-century France | Corp, Edward T. | Article in Journal | | 2018 |
| Dissension and disunity: the story of the industrial and political split in the Irish labour movement, 1944-5 | Murphy, Angela | Thesis | | 2000 |
| Diverse streams of influence: Spotlight on Nano Nagle's early years (1718-1736) | Brien, Mary T., PBVM | Article in Journal | | 2022 |
| DO.R.A. at Westminster : being selections from Mr. Ginnell's parliamentary activities | Ginnell, Laurence | Monograph or Collective Volume | Irish Wheelman Printing and Publishing Company | 1918 |
| Dobbeltspill : kjærlighet og forræderi i skyggen av første verdenskrig | Godøy, Bjørn | Monograph or Collective Volume | Spartacus | 2017 |
| Document. A missing letter by Edmund Burke dated 7 November 1761 | Kelly, James, 1959- | Article in Journal | | 2014 |
| Document. An early 17th century list of lands in counties Limerick and Tipperary | | Article in Journal | | 2014 |
| Documents on Irish foreign policy : vol. 4 : 1932-1936 | | Monograph or Collective Volume | Royal Irish Academy | 2004 |
| Documents on Irish foreign policy, vol. 1 : 1919-1922 | | Monograph or Collective Volume | Royal Irish Academy | 1998 |
| Documents on Irish foreign policy, vol. 10, 1951-1957 | NA | Monograph or Collective Volume | Royal Irish Academy | 2016 |
| Documents on Irish foreign policy, vol. 2 : 1923-1926 | | Monograph or Collective Volume | Royal Irish Academy | 2000 |
| Documents on Irish foreign policy, vol. 3 : 1926-1932 | | Monograph or Collective Volume | Royal Irish Academy | 2002 |
| Documents on Irish foreign policy, vol. 7 : 1941-1945 | | Monograph or Collective Volume | Royal Irish Academy | 2010 |
| Documents on Irish foreign policy, vol. 9, 1948-1951 | | Monograph or Collective Volume | Royal Irish Academy | 2014 |
| Documents on Irish Foreign policy. vol. 5 : 1937-1939 | | Monograph or Collective Volume | Royal Irish Academy | 2006 |
| Documents on Irish foreign policy. vol. 6 : 1939-1941 | | Monograph or Collective Volume | Royal Irish Academy | 2008 |
| Documents on the cult of St. Malachy | Leclercq, Jean | Article in Journal | | 1959 |
| Documents relating to Ireland (1795-1804) : official account of secret service money. Governmental correspondence and papers. Notice of French soldiery at Killala. Statements by United Irishmen. Letters on legislative union with Great Britain, etc. | | Monograph or Collective Volume | | 1893 |
| Documents relating to Ireland, 1795-1804 | | Monograph or Collective Volume | Irish University Press | 1970 |
| Does the medical leech still exist in Blarney Lake? | Sawyer, Roy T. | Article in Journal | | 2013 |
| Doing my bit for Ireland | Skinnider, Margaret | Monograph or Collective Volume | Sinn Féin Centenaries Commemoration Committee | [2016] |
| Dom. John Sweetman | Gray-Stack, C. M. | Article in Journal | | 1978 |
| Domesticating the dragon : the rediscovery, reproduction and re-invention of early Irish metalwork | Camille, Michael | Article in Book | | 1992 |
| Dominic St John Mulvey : London Irishman | Mulvey, Christopher | Monograph or Collective Volume | Estcourt P. | 2005 |
| Donacomper Church | Kirkpatrick, W. T. | Article in Journal | | 1899 |
| Donagh church, Co. Monaghan | Davies, OliverGaffikin, M.Paterson, T. G. F. | Article in Journal | | 1939 |
| Donagh Moyle McCarthy of Phale | Collins, John T. | Article in Journal | | 1950 |
| Donegal and partition, 1912-1926 | Thompson, Kelly | Thesis | | 2010 |
| Donegal castle | McNeill, T. E.Wilkin, M. A. | Article in Journal | | 1999 |
| Doneraile Park : an historical note | Crowley, Seamus | Article in Journal | | 1983 |
| Donnybrook. Parish of the Sacred Heart | Anonymous | Monograph or Collective Volume | John T. Drought | 1966 |
| Doorway and window, St. Augustine Street, Galway | Leask, H. G. (Harold G.) | Article in Journal | | 1939 |
| Douglas Hyde and king of the chimps : some notes on the de-Anglicization of Ireland | Kinahan, Frank | Article in Book | | 1992 |
| Douglas Hyde and the catalogue of the Gilbert Library | Kennedy, Máire | Article in Journal | | 1990 |
| Dowdall deeds | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1960 |
| Down by the chapel gate in Cooraclare | Quealy, John | Monograph or Collective Volume | Choice Publishing | 2010 |
| Down through the ages : St. Anne's Hospital 1926-1976 | Anonymous | Monograph or Collective Volume | The Hospital | 1979 |
| Dr Duigenan reconsidered | Jupp, Peter, 1940-2006 | Article in Book | | 2004 |
| Dr Hermann Goertz : a German spy in south County Dublin | Kennedy, Brian P. | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Dr Joseph Lalor, (1811-1886) : "a credit to Ireland" | McKeogh, T. K . | Article in Journal | | 1996 |
| Dr Robert Emmet's Cork residence | Collins, J. T. | Article in Journal | | 1946 |
| Dr Thompson, Fincarn, Feeny - 'way ahead of his time | Logan, J. S.Logan, Mary S. T. | Article in Journal | | 1999 |
| Dr. James Donnelly : the early years | Mulligan, Patrick | Article in Journal | | 1984 |
| Drama and disappointment : the Lady Kennaway girls | Tankard, K. P. T. | Article in Book | | 1992 |
| Drawing on sculpture | Murphy, Patrick T. | Article in Journal | | 2009 |
| Dreaming of distant revolution : A. T. Dryer and the Irish National Association, Sydney, 1915-16 | O'Farrell, Patrick James | Article in Journal | | 1983 |
| Dressing Irish : textiles in Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2015 |
| Drogheda man attempts to influence Tory policy | McGovern, Kieran | Article in Journal | | 2004 |
| Droichead in áitainmneacha | | Article in Journal | | 1965 |
| Druidism in Scotland | Spence, Lewis | Article in Journal | | 1947 |
| Drumcree and the "right to march" : Orangeism, ritual and politics in Northern Ireland | Bryan, Dominic | Article in Book | | 2000 |
| Drumlion Church | Keenehan, John | Article in Book | | 2006 |
| Drumnaveagh national school, Lavey | Cunningham, T. P. | Article in Journal | | 1979 |
| Du nouveau sur Saint Patrick? | Herrmann, Léon | Article in Journal | | 1952 |
| Duanaire Dháibhidh Uí Bhruadair : the poems of David Ó Bruadair. Pt. 1 : Containing poems down to the year 1666; pt. 2 : Containing poems from the year 1667 till 1682; pt. 3 : containing poems from the year 1682 till the poet's death in 1698. 3 pts. | | Monograph or Collective Volume | | 1910 |
| Dublin : capital of Ireland, second city of the British empire | Barnard, T. C. (Toby Christopher) | Article in Book | | 2015 |
| Dublin after dark : glimpses of life in an early modern city | Ní Mhurchadha, Maighréad | Monograph or Collective Volume | Dublin City Public Libraries | 2014 |
| Dublin Bay in the 18th century | Flood, D. T. | Article in Journal | | 1978 |
| Dublin castle and the Royal Irish Constabulary (1916-1922) | Hawkins, Richard | Article in Book | | 1968 |
| Dublin Freemasons, 1770-1830 | Horan, Philip | Thesis | | 2008 |
| Dublin in crisis | | Monograph or Collective Volume | Trinity College Dublin, Dept. of Geography | 1991 |
| Dublin in its global setting : from Wood Quay to Silicon city | Whelan, Kevin | Monograph or Collective Volume | Dublin City Public Libraries | 2016 |
| Dublin in the year 1000 | Bradley, John, 1954-2014 | Monograph or Collective Volume | Dublin City Public Libraries | 2003 |
| Dublin quakers in business, 1800-1850 | Harrison, Richard S. | Thesis | | 1988 |
| Dublin southern district tramways | Newham, A. T. | Article in Journal | | 1967 |
| Dublin University Magazine : its history, contents and bibliography | Sadleir, M. T. H. | Monograph or Collective Volume | Bibliographical Society | 1938 |
| Dublin's civic buildings in the early modern period | Lennon, Colm | Monograph or Collective Volume | Dublin City Public Libraries | 2010 |
| Dublin's oldest building : St. Audoen's Church, Cornmarket : relics of greatness | Donovan, Alex. E. | Monograph or Collective Volume | Church of Ireland Printing & Publishing Co. | c. 1928 |
| Dublin's physical growth and rise to national pre-eminence | Aalen, F. H. A. | Article in Book | | 1991 |
| Dublin's poorest | Ryan, T.F. | Article in Journal | | 1930 |
| Dul chun cinn na Gaeilge i nDún na nGall faoin bhliain 1916 | Mac Congáil, Nollaig | Article in Book | | 2017 |
| Dunganstown Castle reconstructed | Dungan, T. P. | Article in Journal | | 1998 |
| Dunineny Castle and the Gaelic view of castle building | McNeill, T. E. | Article in Journal | | 2000 |
| Dunmore house | Clohosey, T. J. | Article in Journal | | 1954 |
| Dzhon Fi'ld | Vissendorf, V. | Article in Book | | 1901 |
| Eagle or cuckoo? the story of the A.T.G.W.U. in Ireland | Merrigan, Matt | Monograph or Collective Volume | Matmer Publications | 1989 |
| Eamon de Valera | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1980 |
| Eamon de Valera and the Partition Question | Dwyer, T. Ryle | Article in Book | | 1983 |
| Éamonn Ceannt. Dublin Corporation employee, trade unionist and the 1916 Rising | Cody, Shay | Article in Book | | 2016 |
| Éamonn Iognáid de Rís | Mac Cosgair, Liam T. | Article in Journal | | 1944 |
| Early castles in Leinster | McNeill, T. E. | Article in Journal | | 1989 |
| Early Christian Ireland | Charles-Edwards, T. M. (Thomas Mowbray) | Monograph or Collective Volume | Cambridge University Press | 2000 |
| Early Christian landscapes in County Antrim | Williams, B. B. | Article in Book | | 1983 |
| Early evidence of Irish immigration to Scotland : a note on a Catholic parish register | Collins, Brenda | Article in Journal | | 1984 |
| Early French refugees in Cork, some notices of | Lunham, T. A. | Monograph or Collective Volume | | 1907 |
| Early Irish and Welsh kinship | Charles-Edwards, T. M. (Thomas Mowbray) | Monograph or Collective Volume | Oxford University Press | 1993 |
| Early Irish art | De Paor, Máire | Monograph or Collective Volume | Dept. of Foreign Affairs | 1979 |
| Early Irish art and society | Kelly, E. T. | Article in Journal | | 1966 |
| Early Irish foundations of St. Patrick, St. Brigid, and St. Columchille | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1937 |
| Early Irish Gospel-books at St. Gallen | Meehan, Bernard | Article in Book | | 2025 |
| Early Irish history and mythology | O'Rahilly, T. F. | Monograph or Collective Volume | Institute for Advanced Studies | 1946 |
| Early Irish history and mythology | O'Rahilly, T. F. | Monograph or Collective Volume | | 1957 |
| Early Irish law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2005 |
| Early Irish narrative literature | Ó Cathasaigh, Tomás | Article in Book | | 1996 |
| Early Irish Saints, cults and their constituencies | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 2004 |
| Early Irish society (1st-9th century) | Byrne, Francis John, 1934- | Article in Book | | 1967 |
| Early life of Eamonn de Valera | Dwane, David T. | Monograph or Collective Volume | Talbot Press | 1922 |
| Early medieval Ireland : some archaeological issues | Ryan, Michael | Article in Book | | 1996 |
| Early medieval Irish history | Etchingham, Colmán | Article in Book | | 1996 |
| Early medieval kingships in the British Isles | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1989 |
| Early memorials in Clones round tower graveyard and St. Tierney's R. C. graveyard, Roslea | McMahon, TheoMulligan, Patrick | Article in Journal | | 1984 |
| Early modern Ireland | Cregan, Donal F. | Article in Journal | | 1978 |
| Early modern Ireland | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1976 |
| Early modern Irish prose | Breatnach, Caoimhín | Article in Book | | 1996 |
| Early seventeenth-century houses in Ireland | Leask, H. G. (Harold G.) | Article in Book | | 1962 |
| Early years of the Geographical Society of Ireland | Freeman, T. W. | Article in Journal | | 1984 |
| East Belfast and the suburbanisation of north-west County Down in the nineteenth century | Campbell, T. J.Royle, Stephen A. (Stephen Arthur) | Article in Book | | 1997 |
| East Leinster in the mid-nineteenth century | Jones-Hughes, A. T. | Article in Journal | | 1958 |
| East Leinster in the mid-nineteenth century | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1958 |
| East Ulster and the Irish revolution, 1920-22 | Magill, Christopher | Thesis | | |
| Easter 1916 : Phoenix Park to St. Margaret’s | Bateson, RayScales, Mary | Monograph or Collective Volume | Kilmainham Tales | 2016 |
| Ecclesiastical relations between Ireland and England in the seventh and eighth centuries : St. Berchert of Tullylease | Ryan, John | Article in Journal | | 1938 |
| Echtrae Chonnlai and the beginning of vernacular narrative writing in Ireland | McCone, Kim | Monograph or Collective Volume | University of Ireland, Maynooth, Dept. of Old and Middle Irish | 2000 |
| Economic and social change in north Kerry, 1850-1914 | McCullagh, Jacinta | Thesis | | 1982 |
| Economic and social history, 1850-1921 | Gribbon, H. D. | Article in Book | | 1996 |
| Economic development, 1691-1750; 1750-1800 | Cullen, L. M. (Louis Michael) | Article in Book | | 1986 |
| Economic development, 1958-85 | Whitaker, T. K. | Article in Book | | 1986 |
| Economic trends, 1660-91 | Cullen, L. M. (Louis Michael) | Article in Book | | 1976 |
| Edmund Burke and Ireland | Mahoney, T. H. D. | Monograph or Collective Volume | Harvard University Press | 1960 |
| Edmund Burke and Rome | Mahoney, T. H. D. | Article in Journal | | 1958 |
| Edmund Burke's 'Abridgement of English History' | McLoughlin, T. O. | Article in Journal | | 1990 |
| Edmund Curtis | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1944 |
| Edmund MacRichard Butler: books and warfare in fifteenth-century Ireland | O'Neill, Timothy, 1947- | Article in Journal | | 2015 |
| Educating eighteenth-century Ulster | Barnard, T. C. (Toby Christopher) | Article in Book | | 2016 |
| Education : church-state problem in twentieth-century Ireland | Mac Curtain, Margaret | Article in Book | | 2019 |
| Education and inequality | Hannan, DamianSmyth, Emer | Article in Book | | 2000 |
| Education and language | Ó Cuív, Brian | Article in Book | | 1968 |
| Education and language, 1938-51 | McCartney, Donal | Article in Book | | 1969 |
| Education in Ireland | McElligott, T. J. | Monograph or Collective Volume | Institute of Public Administration | 1966 |
| Education in Ireland before 1800 | Mac Curtain, Margaret | Article in Book | | 2019 |
| Education systems in Ireland from the close of the middle ages | Corcoran, Timothy Joseph, 1872-1943 | Monograph or Collective Volume | Department of Education, University College Dublin | 1928 |
| Educational provision in County Tyrone, 1820-41 | Loughrey, Stephen Victor Patrick | Thesis | | 1984 |
| Edward T. Cardwell, Peelite | Erickson, Arvel Benjamin | Monograph or Collective Volume | American Philosophical Society | 1959 |
| Eighteen fifty five | Rossiter, Nicky | Article in Book | | 2005 |
| Eighteenth century Irish tombstones : 8 | Longfield, A. K. (Ada Kathleen), 1899-1987) | Article in Journal | | 1955 |
| Eighteenth century St. Patrick's and the Jesuits | Burke, Billy | Article in Journal | | 1977 |
| Eighteenth-century Ireland | Beckett, J. C. (James Camlin) | Article in Book | | 1986 |
| Eighth Report of the Royal Commission on Historical Manuscripts. 3 pts. [C. 3040; C. 3040-i; C. 3040-ii] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1882 |
| Eimhear MacMahon Clogher's soldier-bishop | Ó Mórdha, Séamus | Article in Book | | 1940 |
| Ein Baurechnung aus dem 18. Jahrhundert zum Seminar für die Schottenmission in St. Jakob in Regensburg | Gerl, Josef | Article in Book | | 2005 |
| Éire agus an Eoraip nua | Whitaker, T.K. | Article in Journal | | 1981 |
| Éire mo linne | Whitaker, T. K. | Article in Book | | 1993 |
| Eithne ban-dia agus ban-naomh | Dagger, Claire | Article in Book | | 1985 |
| Electoral politics in Ireland during the Famine 1845-9 | Fennelly, Ciaran | Thesis | | 2004 |
| Elenchus Fontium Historiae Urbanae, 2 pt. 2. | De Boer, W.Mac Niocaill, GearóidReynolds, S. | Monograph or Collective Volume | | 1988 |
| Eliot and "Race" : Jews, Irish, and Blacks | Cheyette, Bryan | Article in Book | | 2009 |
| Elite women and material culture in Ireland, 1770-1840 | Thorpe, Ruth | Thesis | | |
| Elizabeth fort, Cork | McNamara, T. F.Mulcahy, MichaelO'Brien, B. | Article in Journal | | 1959 |
| Elizabeth I : war and politics, 1588-1603 | MacCaffrey, Wallace T. | Monograph or Collective Volume | | 1992 |
| Elizabethan England : being the history of this country 'in relation to all foreign princes'. From original manuscripts, many hitherto unpublished; co-ordinated with 16th century printed matter ranging from royal proclamations to broadside ballads. A survey of life and literature ... | Tenison, E. M. | Monograph or Collective Volume | | 1933 |
| Elphin Races at Caldramoran. Notices in Roscommon Herald Sat. April 30th 1859 | Anonymous | Article in Journal | | 1998 |
| Emergency law in Ireland, 1918-25 | Campbell, Colm | Thesis | | |
| Emigrants and exiles: the political nationalism of the Irish diaspora since the 1790s | Gleeson, David T. | Article in Book | | 2018 |
| Emigration and landscape : the case of Achill Island | McGrath, Fiona | Monograph or Collective Volume | Trinity College Dublin, Dept. of Geography | 1991 |
| Emigration from County Cavan in the nineteenth century from contemporary sources | Barron, T. J. | Article in Journal | | 1983 |
| Emigration from Ireland to the North American colonies, 1660-1775 | Lockhart, Audrey | Thesis | | 1971 |
| Emigration from Ulster to America during the eighteenth century | Dickson, Robert J. | Thesis | | 1949 |
| Emigration, 1871-1921 | Fitzpatrick, David | Article in Book | | 1996 |
| Empire and resistance : reflections on the American and Irish revolutions | Breen, T. H. | Article in Book | | 2021 |
| Employment for women and the foundation of the Irish Immigrant Girls Home | Ridge, John T. | Article in Journal | | 2000 |
| Employment for women and the Irish Immigrant Girls Home (Part II) | Ridge, John T. | Article in Journal | | 2001 |
| Enclosed ecclesiastical sites and their relevance to settlement patterns of the first millenium AD | Swan, Leo, 1930-2001 | Article in Book | | 1983 |
| Endeavour of a Liberal Viceroy: Richard, Marquess Wellesley in Ireland, 1821-1828 | McGuckian, Sile | Thesis | | 2016 |
| Enduring St. Brendan | Valente, Richard | Article in Journal | | 1965 |
| Enforcing the Reformation in Ireland, 1660–1704 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Engendering the postmodern canon? : the Field Day anthology of Irish writing, Volumes IV & V : Womens writing and traditions | Meaney, Gerardine | Article in Book | | 2007 |
| English and Irish catholics in Northumberland, c.1745-c.1860 | Doherty, Stephen | Thesis | | 1987 |
| English and Irish land law - some contrasts | Delany, V.T.H. | Article in Journal | | 1956 |
| English and Latin versions of [Richard] FitzRalph's sermons | Dolan, T. P. (Terence Patrick) | Article in Book | | 1989 |
| English as we speak it in Ireland | Dolan, T. P. (Terence Patrick)Joyce, Patrick Weston, 1827-1914 | Monograph or Collective Volume | [s.n.] | 1979 |
| English entries in the Irish records | Sadleir, T. U. | Article in Journal | | 1925 |
| English Historical Documents. 12, pt. 2 : 1874-1914 | | Monograph or Collective Volume | | 1977 |
| English Monks and Irish Reform in the Eleventh and Twelfth centuries | Bethell, Denis L. T. | Article in Book | | 1971 |
| English or Irish cut glass in the Francis T. Carter Collection | Honey, W. B. | Article in Journal | | 1935 |
| English patron, English building? the importance of St. Sepulchres archiepiscopal palace, Dublin | O'Donovan, Danielle | Article in Book | | 2003 |
| Ennistymon | Mac Curtain, Margaret | Article in Book | | 2019 |
| Entries from the family Bible of John Smith of Dorset St., Dublin | Woods, Tempe C. | Article in Journal | | 1974 |
| Environment in the first millennium B.C. | Bell, Martin | Article in Book | | 1996 |
| Envisaging the unthinkable: planning for Armageddon in 1950s Ireland | Kennedy, Michael (Michael J.) | Article in Journal | | 2017 |
| Eochaidh Ó hEoghusa file Fhear Manach | Ó Maolagáin, Pádraig | Article in Book | | 1940 |
| Eoin MacNeill | Charles-Edwards, T. M. (Thomas Mowbray)Maume, Patrick | Article in Book | Royal Irish Academy | 2015 |
| Eoin MacNeill and the Irish Volunteers | Williams, T. Desmond | Article in Book | | 1967 |
| Erasmus Smith Endowment. A romance of Irish confiscation | Ronan, Myles V. (Myles Vincent) | Monograph or Collective Volume | Talbot Press | 1937 |
| Erin's 'revolting daughters' and Britannia : the fiction of diasporic Irish women in Britain, 1890-1916 | Standlee, Whitney | Thesis | | |
| Erin's exiles - the Irish in Leeds | Freeman, Pauline E. | Article in Book | | 1994 |
| Eriu, Alba, and Letha : when was a language ancestral to Gaelic first spoken in Ireland? | Koch, John T. | Article in Journal | | 1991 |
| Érlam : the patron-saint of an Irish church | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2002 |
| Ernest Blythe : the man from Magheragall | Neill, T. | Article in Journal | | 1979 |
| Ernest Thomas Sinton Walton : the Irish scientist (1903-1995) | McBrierty, Vincent J. | Monograph or Collective Volume | Trinity College Dublin Press; TCD Dept. of Physics | 2003 |
| Essay upon the advancement of trade in Ireland [1673] | Temple, William | Article in Book | | 1697 |
| Essays in British and Irish history in honour of J.E. Todd | | Monograph or Collective Volume | Muller | 1949 |
| Essays in memory of Eleanor Knott. | | Monograph or Collective Volume | Irish department, School of Languages, Literatures and Cultural Studies, Trinity College Dublin | 2023 |
| Eugene O'Curry's early life : details from the unpublished letter | Herity, Michael | Article in Journal | | 1967 |
| Evangelicalism and the churches in Ulster society, 1770-1850 | Hill, Myrtle | Thesis | | 1987 |
| Evidence of Cultural History in the place-names of a fjord community in the west of Norway (Eidfjord) | Helleland, Botolv | Article in Book | | 1982 |
| Excavation at Dunsilly, County Antrim | McNeill, T. E. | Article in Journal | | 1991 |
| Excavation of an Early Christian cemetery and settlement at Reask, County Kerry | Fanning, T. | Article in Journal | | 1981 |
| Excavation of an Iron Age burial ring-ditch and occupation site at Bruff, Co. Limerick | O'Connell, T.J. | Article in Journal | | 2010 |
| Excavations at St. John's church, Islandmagee, county Antrim | Moore, Peter | Article in Journal | | 2002 |
| Excavations at St. Mary d’Urso, Drogheda, county Louth | Halpin, Eoin | Article in Journal | | 1996 |
| Excavations at St. Saviour's Dominican Priory, Limerick. Part I | Twohig, Elizabeth Shee | Article in Journal | | 1995 |
| Excavations in Carrickfergus, Co. Antrim, 1972-79, A Summary Report on the Excavations Directed by the late T.G. Delaney | Dickson, A.Simpson, M. L. | Article in Journal | | 1981 |
| Excavations in the vicinity of St. Jarlath's Church, Clonfeacle, County Tyrone | Bell, JanetMacDonald, PhilipMcHugh, Ronan | Article in Journal | | 2004 |
| Excavations of the medieval cemetery of St. Peter's church, Dublin | Coughlan, Tim | Article in Book | | 2003 |
| Excavations on Cathedral Hill, Armagh, 1968 | Brown, CynthiaHarper, A. E. T. | Article in Journal | | 1984 |
| Excecutions in Tuam. Originally appeared in "Tuam Herald" in 2003.Reprinted courtesy of T.H. | K, K. | Article in Journal | | 2006 |
| Except a corn of wheat... | Gilpin, Jack | Article in Journal | | 2008 |
| Excursions through England and Wales, Scotland and Ireland | Cromwell, T. K. | Monograph or Collective Volume | | 1818 |
| Excursions through England and Wales, Scotland and Ireland. 12 vols. | Cromwell, T. K. | Monograph or Collective Volume | | 1818 |
| Exhumation and Ethnic Conflict : From St. Erkenwald to Spenser in Ireland | Schwyzer, Philip | Article in Journal | | 2006 |
| Experimental physics | Nevin, T. E. | Article in Book | | 1985 |
| Explaining the absence of class politics in Ireland | Mair, Peter | Article in Book | | 1992 |
| Explaining the Irish pattern of social fluidity : the role of the political | Breen, RichardWhelan, Christopher T. | Article in Journal | | 1992 |
| Explaining the Irish pattern of social fluidity : the role of the social | Breen, RichardWhelan, Christopher T. | Article in Book | | 1992 |
| Exploring the coast from Killiney to Bray | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1993 |
| Extra official state papers addressed to the rt. hon. Lord Rawdon | | Monograph or Collective Volume | | 1789 |
| Extracts from the Caulfield MSS, University College, Cork | Collins, J. T. | Article in Journal | | 1961 |
| Extracts from the journal of Thomas Dinely (1681) | | Article in Journal | | 1913 |
| F. T. McCormick | Halpin, Patrick | Article in Journal | | 2001 |
| Fables & foibles | Murphy, Patrick T. | Article in Journal | | 2007 |
| Fabrics of faith : the material worlds of Catholic Ireland and Protestant Ireland, 1500-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2011 |
| Faces from the past. Two carved stone heads from Ballydawley, County Sligo and their place in the Irish context of the stone head tradition | Gilligan, Donna | Article in Journal | | 2015 |
| Facsimiles of national manuscripts of Ireland.4 pts. in 5 vols. | | Monograph or Collective Volume | Public Record Office of Ireland | 1874 |
| Facsimiles of the national manuscripts of Ireland. 4 vols. | | Monograph or Collective Volume | | 1874 |
| Factory workers' housing in Counties Down and Armagh, 1830-1914 | Macniece, Denis Stuart | Thesis | | 1982 |
| Facts about Ireland | Anonymous | Monograph or Collective Volume | Dept. of Foreign Affairs | 1985 |
| Facts about Ireland | Anonymous | Monograph or Collective Volume | Dept. of Foreign Affairs | 1979 |
| Facts and figures about Ireland. 2 parts | Grimshaw, T. W. | Monograph or Collective Volume | | 1893 |
| Facts and figures about Ireland. Part 1 : Comprising a summary and analysis of the principal statistics of Ireland for the fifty years, 1841-1890. Part 2 : Comprising comparative statistics of Irish counties; with tables of the principal statistics of the counties for each of the six decennial census years, 1841-1891, and summary and analysis | Grimshaw, T. W. | Monograph or Collective Volume | | 1893 |
| Facts regarding the labour disputes, contained in the speech of Mr. T. M. Healy, K.C., M.P., at court of enquiry, held in Dublin Castle, October 1st 1913 | Healy, Timothy M. | Monograph or Collective Volume | Hely | 1913 |
| Failing to ‘unite with the abolitionists’ : the Irish Nationalist Press and U.S. emancipation | Gleeson, David T. | Article in Journal | | 2016 |
| Fair liberty was all his cry : a tercentenary tribute to Jonathan Swift, 1667-1745 | | Monograph or Collective Volume | St. Martin's Press | 1967 |
| Faith and stepfatherland | Daniel, T. K. | Article in Book | | 1992 |
| Faith, fatherland and mother tongue | Ó Gadhra, Nollaig | Article in Book | | 2001 |
| Fallen idol : Haughey's controversial career | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1997 |
| Families of Ballyrashane : a district of Northern Ireland | Mullin, T. H. | Monograph or Collective Volume | News Letter Printing Co. | 1969 |
| Family and community in Ireland | Arensberg, Conrad M.Kimball, T. | Monograph or Collective Volume | Harvard University Press | 1940 |
| Family and community in Ireland | Arensberg, Conrad M.Byrne, AnneKimball, T.Ricca, EdmondsonVarley, Tony | Monograph or Collective Volume | Clasp | 2001 |
| Family and faction: the Irish nobility and the English court, 1632-42 | Little, Patrick John Seymour | Thesis | | 1992 |
| Family and labor in eighteenth-century Irish America | Ridner, Judith | Article in Book | | 2024 |
| Family names from the Irish, Anglo-Saxon, Anglo-Norman and Scotch considered in relation to their etymology | Gentry, T. G. | Monograph or Collective Volume | | 1892 |
| Family names in the Glens of Antrim | Turner, Brian S. | Thesis | | 1974 |
| Family, lordship and service : the Courcys in the eleventh and twelth centuries | Flanders, Steven | Thesis | | 2005 |
| Famine mortality in south Kilkenny : a parochial microcosm | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 1995 |
| Famous Irish trials : the remarkable case against the merry widow of Galway | Piondar, Sean | Article in Journal | | 1946 |
| Fanning the flames of revolution from the Presbyterian pulpit. John Glendy Irish and American revolutionary | Sorrells, Nancy T. | Article in Journal | | 2002 |
| Far off Fredericksburg Virginia. Lieut. John F. Ferris 19th Mass. Vols. C. Div. Smuldgeon Drumsurn | Higgins, M.A. | Article in Journal | | 2004 |
| Farewell the Derry road : a history of the railway line from 1847 to 1965 with photographic memories from the past | Challoner, Eric T. | Monograph or Collective Volume | Colourpoint Books | 2010 |
| Farm habitants in Annaghdown, County Galway : management practices in the 1940s | Aughney, T. C.Gormally, M. J. | Monograph or Collective Volume | Environmental Science Unit, National University of Ireland | 1999 |
| Farming in Irish life | Freeman, T. W. | Article in Journal | | 1948 |
| Faroese place-names | Matras, Christian | Article in Book | | 1982 |
| Fasti of St. John's priory, Ardee | Mac Íomhair, Diarmuid | Article in Journal | | 1973 |
| Fasti of the General Assembly of the Presbyterian Church in Ireland. Pt. 1 : 1840-1870; pt. 2 : 1871-1890; pt. 3 : 1891-1910 | Barkley, John M. | Monograph or Collective Volume | Presbyterian Hist. Soc. | 1987 |
| Fasti of the reformed Presbyterian Church of Ireland, part 1 | Loughridge, Adam | Monograph or Collective Volume | Presbyterian Hist. Soc. | 1970 |
| Father Hugh O'Donnell, first parish priest of Belfast, 1772-1812 | Rogers, Patrick | Article in Book | | 1949 |
| Father John Colgan, O.F.M., his work and times and literary milieu | Mooney, Canice | Article in Book | | 1959 |
| Father Luke Wadding's work for the education of the Irish clergy | Cleary, Gregory | Article in Book | | 1937 |
| Father Mathew in Cork : gleanings from J. F. Maguire's Father Mathew | Walsh, T. J. | Article in Journal | | 1957 |
| Father T. Corcoran, S. J. born 1872. Professor of education in University College, Dublin, 1909-42 | Gleeson, Dermot F. | Article in Journal | | 1943 |
| Faunal remains from Beaubec, Co. Meath | Beglane, Fiona | Article in Book | | 2023 |
| Federalism in the modern United Kingdom : England, Wales, Scotland, and Ireland 1815-1920 | Morgan, Kenneth Owen | Article in Book | | 1993 |
| Fenian memories | O'Sullivan, T. F.Ryan, M. F. | Monograph or Collective Volume | Gill | 1945 |
| Fenianism as a global phenomenon : Thomas O'Malley Baines, papal soldier and Fenian convict | Maume, Patrick | Article in Book | | 2006 |
| Fenianism in Monaghan : memoir of James Blayney Rice : personalities of the Fenian movement and interesting details of activities in Monaghan, 1885-95 | Rice, C. T. | Article in Journal | | 1956 |
| Fenianism, Home Rule and the land war (1850-91) | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1967 |
| Fertagh - parish of Johnstown | Lyng, T. | Article in Journal | | 1959 |
| Fianna Éireann and the Spartan Greeks : a short study | Barry, T. A. | Article in Journal | | 1944 |
| Fiants of Queen Elizabeth relating to the city and county of Cork | Collins, J. T. | Article in Journal | | 1936 |
| Fiants of Queen Elizabeth relating to the city and county of Cork | | Article in Journal | | 1938 |
| Fiants of Queen Elizabeth relating to the city and county of Cork | | Article in Journal | | 1942 |
| Fiants of Queen Elizabeth relating to the City and County of Cork | | Article in Journal | | 1939 |
| Fiants of Queen Elizabeth relating to the county of Cork. Extracted from the Reports of the Deputy-Keeper of Public Records in Ireland (nos. 11 to 20), issued from 1879 to 1888 | Collins, J. T. | Article in Journal | | 1942 |
| Fifteen hundredth anniversary, St. Saviour's Church, Connor | Carmody, W. P., Rev.,Hogmeester, A. S., Rev. | Monograph or Collective Volume | [St Saviour's Church, Connor] | 1980 |
| Fifty years of the Pioneer Total Abstinence Association in St. Peter's parish, Drogheda | Durnin, Peter | Article in Journal | | 2004 |
| Fifty years of Ulster, 1890-1940 | Campbell, T. J. | Monograph or Collective Volume | Irish News | 1941 |
| Fighters of Derry : their deeds and descendants. Being a chronicle of events in Ireland during the revolutionary period, 1688-1691. With an introduction by T.U. Sadler | Young, W. R. | Monograph or Collective Volume | | 1932 |
| Fighting for a 'small provincial establishment' : the Cork goldsmiths and their quest for a local assay office | FitzGerald, Alison | Article in Book | | 2012 |
| Fighting for Irish freedom, St. Louis Irish-Americans, 1918-1922 | Sullivan, Margaret | Article in Journal | | 1971 |
| Filigree animal ornament from Ireland and Scotland of the late-seventh to ninth centuries : its origins and development | Whitfield, Niamh | Article in Book | | 1997 |
| Filíocht den tseachtú aois déag | Mhac an tSaoi, Máire | Article in Journal | | 1946 |
| Fin as Oshin - a reappraisal | Broderick, George | Article in Journal | | 2018 |
| Fin as Ossian revisited : a Manx ballad in Belanagare and its significance | Ó Muircheartaigh, Peadar | Article in Journal | | 2016 |
| Finance and politics in Ireland, 1801-17 | McCavery, Trevor | Thesis | | |
| Finding Egeas in Sedulius Scottus's 'De rectoribus christianis' | Contreni, John J. | Article in Journal | | 2022 |
| Finn's student days | Nagy, Joseph Falaky | Article in Book | | 2016 |
| Finnio and Winniau : a return to the subject | Ó Riain, Pádraig | Article in Book | | 1999 |
| Fionn i ndiaidh na ríthe: Úathad mé a Temraig a-nocht. | Ó Muirigh, Caoimhín | Article in Book | | 2012 |
| First Armagh Presbyterian church, 1673-1973 | Lundie, G. T. | Monograph or Collective Volume | G. T. Lundie | 1973 |
| Fishing in seventeenth-century Kerry : the experience of Sir William Petty | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1981 |
| Fitzpatricks of Ossory | Lyng, T. | Article in Journal | | 1981 |
| Five Butternut yankees | Maul, David T. | Article in Journal | | 1963 |
| Flanagan's History of Westport. Appendix 1. Voters List Prepared for Election to Grattan's Parliament in 1783 from the Estate of the Earl of Altamont | Ó Flanagáin, Peadar | Article in Journal | | 2017 |
| Flanagan's History of Westport. Appendix 2. A Topographical Dictionary of Ireland by Samuel Lewis (1837) | Lewis, SamuelÓ Flanagáin, Peadar | Article in Journal | | 2017 |
| Flanagan's History of Westport. Part I The origins and early developments of the town of Westport 1750-1780|Part II Westport - a new town 1780-1825|Part III Pre-Famine Westport 1825-1845|Part IV The Famine years, its aftermath - 1845-1855|Part V George Clendining - Born in Westport 1770 died in Westport 1843 | Ó Flanagáin, Peadar | Article in Journal | | 2017 |
| Flax cloves | Lucas, A. T. | Article in Journal | | 1986 |
| Flax cultivation in Ireland : the development and demise of a regional staple | Smyth, W. J. (William James) | Article in Book | | 1988 |
| Folk and farm | | Monograph or Collective Volume | Royal Society of Antiquaries of Ireland | 1976 |
| Folklore in Irish America | Quinn, E. Moore ; Delay, Cara | Article in Book | | 2024 |
| Fontenay and other letters | | Article in Journal | | 1949 |
| Food in Eighteenth-Century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | Royal Irish Academy | 2024 |
| Food vessel from Curglassan, Tyrone | Greer, T. | Article in Journal | | 1946 |
| Footprints of St. Finbarr | Ó Foghludha, Risteárd | Article in Journal | | 1950 |
| Footwear in Ireland | Lucas, A. T. | Article in Journal | | 1956 |
| For God and Ulster : blood and thunder bands and loyalist political culture | Jarman, Neil | Article in Book | | 2000 |
| For the Pope and Rome: Irish Catholic soldiers of the Papal Battalion of St. Patrick in Italy in 1860 | O’Driscoll, Florry | Article in Book | | 2019 |
| Foras feasa ar Éirinn : the history of Ireland. 1 : The Introduction of the First Book of the History; 2 : The First Book of the History from Sect. XV to the End; 3 : The Second Book of the History; 4 : The Genealogies and Synchronisms with an index. 4 vols. | Keating, Geoffrey | Monograph or Collective Volume | | 1902 |
| Forbairt na tíre feasta | Whitaker, T.K. | Article in Journal | | 1957 |
| Forest perspectives, St. Patrick's Forest | O'Carroll, Niall | Article in Journal | | 2006 |
| Forgotten sources of genealogy | Sadleir, T. U. | Article in Journal | | 1938 |
| Fortune's wheel : the rise, fall and restoration of Hugh II de Lacy, Earl of Ulster, 1190-1242 | Brown, Daniel J. F. | Thesis | | |
| Forty years of Wexford agriculture | Connolly, M.T. | Monograph or Collective Volume | [The Author] | [1997] |
| Foundation of St. Mary's Abbey, Dublin | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Article in Journal | | 1926 |
| Four county Galway place names | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1953 |
| Four Limerick hedge-schoolmasters | Herbert, Robert | Article in Journal | | 1944 |
| Four months in winter | Barzilay, David | Monograph or Collective Volume | 2nd Battalion Royal Regiment of Fusiliers | 1972 |
| Fourteenth-century life in a Dublin monastery | Mac Giolla Phádraig, Brian | Article in Book | | 1990 |
| Fourth Report of the Royal Commission on Historical Manuscripts, parts 1 and 2, with index. [C. 857] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1873 |
| Fowler's Type G Penannular Brooches Reconsidered | Dickinson, T. M. | Article in Journal | | 1982 |
| Foxrock estate | Reynolds, Brendan | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Fr Arthur O'Leary : a Capuchin of Blackamoor Lane | Walsh, T. J. | Article in Journal | | 1948 |
| Fr David Humphreys and new Tipperary | Marnane, Denis G. | Article in Book | | 1985 |
| Fr. John Gowan and St. Brigid's work | Prunty, Jacinta | Article in Book | | 1997 |
| Fragments of Kilkenny's Renaissance past in Dean St., Kilkenny | Devine, EmmaMarshall, Sinead | Article in Journal | | 2005 |
| Francis J. Bigger, the St. Winnoc's pipe band, culture, home rule and a banner commemoration of Roger Casement | Gilmore, Brian | Article in Journal | | 2013 |
| Francis Moylan, bishop of Cork, 1735-1815 | Walsh, T. J. | Article in Journal | | 1950 |
| Francis Thurot and the French attack at Carrickfergus, 1759-60 | Beresford, M. H. T. de la P. | Article in Journal | | 1971 |
| Francoise Henry in Co. Mayo : The Inishkea journals | | Monograph or Collective Volume | Four Courts | 2012 |
| Frederick Augustus Hervey, 1730-1803, 4th earl of Bristol, bishop of Derry : 'le bienfaiteur des Catholiques' | Walsh, J. R. | Monograph or Collective Volume | St Patrick's College, Dept of Modern History | 1972 |
| Free movement between Ireland and the UK : from the "common travel area" to, the Common Travel Area | Meehan, Elizabeth | Monograph or Collective Volume | Policy Institute in Association with the Dept. of Justice, Equality and Law Reform | 2000 |
| Freedom and the fifth commandment. Catholic priests and political violence in Ireland, 1919-21 | Heffernan, Brian | Monograph or Collective Volume | Manchester University Press | 2014 |
| Freemen of the borough of Cavan | Smyth, T. S. | Article in Journal | | 1959 |
| French veterans at Portarlington. No. 11 | Le Fanu, T. P. | Article in Journal | | 1941 |
| Friar's Island Oratory, Killaloe, and its fascination for James Gandon and others | Harbison, Peter | Article in Journal | | 2005 |
| Friend, Foe or Family? Catholic Creoles, French Huguenots, Scottish Dissenters : Aspects of the Irish Diaspora at St. Croix, Danish West Indies, c.1760 | Power, Orla | Article in Book | | 2014 |
| Friendly societies in 1850-1960, with particular reference to the Ancient Order of Hibernians and the Irish National Foresters | Campbell, John Francis | Thesis | | 1999 |
| Friends in life and death : the British and Irish Quakers in the demographic transition, 1650-1900 | Eversley, DavidVann, Richard T. | Monograph or Collective Volume | Cambridge University Press | 1992 |
| Friends' Historical Library, 6 Eustace St., Dublin 2: | Mallagh, Thomas | Article in Journal | | 1983 |
| Fritz Emmet : St. Louis's favourite German | Callahan, John M. | Article in Journal | | 1979 |
| From 'Journal' to 'Geographical Viewpoint'. A brief history of the journal of the A.G.T.I. | Hegarty, Susan | Article in Journal | | 2011 |
| From age to age : history of the parish of Drumcondra, North Strand St. Barnabas | Garrett, Arthur | Monograph or Collective Volume | Blackrock Printers | 1970 |
| From ascription to achievement? Origins, education and entry to the labour force in the Republic of Ireland during the twentieth century | Breen, RichardWhelan, Christopher T. | Monograph or Collective Volume | Economic and Social Research Institute | 1992 |
| From Connie Dodger to John Charles and beyond | Dolan, T. P. (Terence Patrick) | Article in Book | | 2013 |
| From Dolly's Brae to Westminster : the Loyal Orange Institution in Ireland, c. 1849-1886 | Mattison, Jonathan James | Thesis | | 2005 |
| From Economic Development to St. Andrews : half a century of economic and social policy-making | Fitzgerald, John | Article in Book | | 2009 |
| From Foundling hospital to university teaching hospital - the development of St. James's Hospital | Coakley, Davis | Article in Book | | 2006 |
| From garrison to Atlantic port : material culture, conflict and identity in early modern Carrickfergus | Tracey, Rachel S. | Thesis | | |
| From I to we : participants’ accounts of the development and impact of shared identity at large-scale displays of Irish national identity | Blaycock, Danielle L.Bryan, DominicMuldoon, Orla T.Neville, Fergus G.O'Donnell, Aisling T.Reicher, Stephen D.Stevenson, Clifford | Article in Journal | | 2021 |
| From Imperial Schatzkammer to the Giant's Causeway : collecting in eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2003 |
| From Nenagh to Toronto in pre-famine days | Boulos, Vivian D. | Article in Journal | | 1998 |
| From Parnell to Pearse (1891-1921) | McCartney, Donal | Article in Book | NA | 1967 |
| From protection to free trade - the Irish experience | Whitaker, T. K. | Article in Journal | | 1973 |
| From Rush to Liverpool : Irish seamen in the British merchant marine, 1870-1920 | Snook, David | Thesis | | 2004 |
| From sanatorium to hospital : a social and medical account of Peamount 1912-1997 | Healy, T. M. | Monograph or Collective Volume | A. & A. Farmar | 2002 |
| From sanitorium to hospital : a social and medical account of Peamount 1912-1997 | Healy, T. M. | Monograph or Collective Volume | A. & A. Farmar | 2002 |
| From the Crimea to Coney Island - the life and times of James Alfred Caulfield | Fee, Aidan | Article in Journal | | 2003 |
| From the embassy : a U.S. foreign policy primer | Dempsey, G. T. | Monograph or Collective Volume | Open Republic Institute | 2004 |
| From the MacDonagh papers | MacDonagh, J. C. T. | Article in Journal | | 1965 |
| From the Renaissance to Bourbaki : the continuing revolution in mathematics | Mac Curtain, Margaret | Article in Book | | 2019 |
| From the shadow of his son : 'Honest Thomas Meagher' - the father of an Irish patriot | Broderick, Eugene | Article in Book | | 2006 |
| From the treaty to the civil war | Williams, Desmond T. | Article in Book | | 1968 |
| From the United Irishmen to twentieth-century unionism : a Festschrift for A. T. Q. Stewart | | Monograph or Collective Volume | Four Courts | 2004 |
| From workhouse to college : St. Mogue's College, Bawnboy | McGuinn, James | Monograph or Collective Volume | Naughan Press | 2009 |
| Frontier social structure : the Canadian lakehead, 1871-1881 | Tronrud, T. J. | Article in Journal | | 1987 |
| Full marks to Minister McHugh, History to be retained as a core subject in the new junior cycle | Mac Mathúna, Deirdre | Article in Journal | | 2019 |
| Fultons of the Lagan Valley in Ireland : with special reference to the family of Joseph Fulton of Killultagh House and a revision of the Fultons of Lisburn by Sir Theodore Hope | Fulton, J. Trevor | Monograph or Collective Volume | J. T. Fulton in association with Ulster Historical Foundation | 2009 |
| Functions and classification of tower houses in Ireland | Eadie, Gillian K. | Thesis | | |
| Further light on early Irish navigation | Marcus, G. T. | Article in Journal | | 1954 |
| Further note on the proposed Armagh university | Paterson, T. G. F. | Article in Journal | | 1955 |
| Furze : a survey and history of its uses in Ireland | Lucas, A. T. | Article in Journal | | 1978 |
| Gaelic and Norse folklore | Christiansen, R. T. | Article in Journal | | 1938 |
| Gaelic courtly love poetry : a window on the Renaissance | Mac Craith, Mícheál | Article in Book | | 1992 |
| Gaelic Ireland in a twentieth-century context | Walsh, R. B. | Article in Book | | 1992 |
| Gaelic landownership in Tipperary from the surviving Irish deeds | Nicholls, K. W. (Kenneth W.) | Article in Book | | 1985 |
| Gaelic princes and Gregorian reform | Hudson, Benjamin T. | Article in Book | | 1991 |
| Gaelic warfare 1453-1815 | Hill, James Michael | Article in Book | | 1999 |
| Gaia's garden | Ewart, Mark | Article in Journal | | 2017 |
| Gallen priory excavations, 1934-35 | Kendrick, T. D. | Article in Journal | | 1939 |
| Galway and the First World War | Murphy-O'Connor, James | Thesis | | 2008 |
| Galway sheep | Cotter, T. | Article in Journal | | 1940 |
| Galway sheep | Sice, T. | Article in Journal | | 1995 |
| Gardening, diet and 'improvement' in later seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1990 |
| Gardening, diet and ‘improvement’ in later seventeenth-century Ireland | Barnard, T. C. | Article in Journal | | 1990 |
| Gäste und Lehrere aus Irland im Kloster St.Gallen|Guests and teachers from Ireland at the Abbey of St Gall | Schmuki, Karl | Article in Book | | 2018 |
| Gathering ideas : a clerical library in County Cork, 1774 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Gedenkgabe zum zwölfhundertsten Todestag, hrst. von der Stadt Fulda in Verbindung mit den Diözesen Fulda und Mainz | Sankt Bonifatius | Monograph or Collective Volume | Parzeller | 1954 |
| Geis, prophecy, omen, and oath | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1999 |
| Gender and class mobility : evidence from the Republic of Ireland | Breen, RichardWhelan, Christopher T. | Article in Journal | | 1995 |
| Gender equality, fertility decline and labour market patterns among women in Ireland | Fahey, TonyRussell, HelenSmyth, Emer | Article in Book | | 2000 |
| Gender in Irish writing | Cairns, D.O'Brien, Johnson T. | Monograph or Collective Volume | [s.n.] | 1991 |
| Gender, ritual and power : the Blueshirts and Irish political culture, 1932-1936 | Montgomery, Dale | Thesis | | |
| Gendering Irishness : women and writing in seventeenth-century Ireland | McAreavey, Naomi Helen | Thesis | | |
| Gendering the Vita Prima : an examination of St. Brigit's role as "Mary of the Gael" | Auslander, Diane Peters | Article in Journal | | 2001 |
| Genealogiae regum et sanctorum Hiberniae by the Four Masters | Four Masters | Monograph or Collective Volume | Record Society, St. Patrick's College | 1918 |
| Genealogy, geography and social mobility : the family background of Thomas Francis Meagher | Mannion, John | Article in Book | | 2006 |
| General de Gaulle and Ireland's EEC application | Carroll, J. T. | Article in Book | | 1991 |
| General Prisons Board (Ireland). Annual report. | Anonymous | Monograph or Collective Volume | | 1878 |
| Generals of Irish birth in the U.S. Civil War : the complete list. | Marmion, William F. K. | Article in Journal | | 2002 |
| Genetic Structure of the Ards Peninsula, Northern Ireland : Evidence from Civil Registers of Marriage 1840-1911 | Smith, Malcolm T. | Article in Journal | | 2002 |
| Genius of Guinness : the enduring legacy of an Irish dynasty | Guinness, Michele | Monograph or Collective Volume | Ambassador | 2005 |
| Gentleman Charles : a history of foxhunting | Burrows, G. T. | Monograph or Collective Volume | | 1951 |
| Gentlemen’s daughters in Dublin cloisters : the social world of nuns in early eighteenth-century Dublin | Cunningham, Bernadette | Monograph or Collective Volume | Dublin Corporation Public Libraries | 2018 |
| Geography at Queen's : an historical survey | Campbell, J. A. | Monograph or Collective Volume | Queen's University of Belfast Dept. of Geography | 1978 |
| Geological and mining report on the Leinster coal district | Griffith, R. J., Bart. | Monograph or Collective Volume | | 1814 |
| Geological and mining survey of the Connaught coal district of Ireland | Griffith, R. J., Bart. | Monograph or Collective Volume | | 1818 |
| Geological and mining surveys of the coals districts of Tyrone and Antrim in Ireland | Griffith, R. J., Bart. | Monograph or Collective Volume | | 1829 |
| Géomorphologie et linguistique: l'expression du relief du sol en langue bretonne | Flatrès, Pierre | Article in Book | | 1982 |
| Geophysical surveys at Freestone Hill, Danesfort, St. Kilmolig's Church (Purcellsinch and Castlefield | Nicholls, JohnÓ Drisceoil, Cóilín | Article in Journal | | 2010 |
| George Berkeley | Jessop, T. E. | Monograph or Collective Volume | | 1959 |
| George Berkeley, 1685-1753 | Jessop, T. E. | Article in Journal | | 1953 |
| George Codan and the duke of Ormonde | Anonymous | Article in Journal | | 1987 |
| George Salmon, 1819-1904 | Spearman, T. D. | Article in Journal | | 1991 |
| George Thomas Plunkett, bishop of Elphin, 1814-1827 | McGreevy, John | Article in Book | | 2006 |
| Gerald of Wales | Walker, David, 1923- | Article in Journal | | 1978 |
| Gerald of Wales, 1146-1223 | Bartlett, Robert | Monograph or Collective Volume | | 1982 |
| German church, Irish church : late nineteenth-century inter-ethnic rivalry in St. Louis's catholic community | Tillinger, Elaine C. | Article in Journal | | 1990 |
| German invasion and spy scares in Ireland, 1890s-1914: Between fiction and fact. | De Wiel, Jérðme aan | Article in Journal | | 2012 |
| Geschichte der katholischen Kirche in Irland von der Einführung des Christenthums bis auf die Gegenwart. 3 vols. | Bellesheim, Alphons | Monograph or Collective Volume | | 1890 |
| Getting their retaliation in first. 1969 and the re-emergence of paramilitary loyalism | Wood, Ian S. | Article in Journal | | 2009 |
| Ghosts of Mourne | St. Clair, Sheila | Article in Journal | | 1988 |
| Gilbert and the Public Record Office of Ireland | Ó Dúill, Gréagóir | Article in Book | | 1999 |
| Gilbert and the Royal Irish Academy | O'Rafferty, Siobhán | Article in Book | | 1999 |
| Gilla mo Dutu Úa Caiside | Murray, Kevin | Article in Book | | 2004 |
| Girls secondary education in Callan | Saunders, Assumpta | Article in Book | | 2007 |
| Girls with ‘go’ : female homo sociality in L. T. Meade’s schoolgirl novels | Standlee, Whitney | Article in Book | Manchester University Press | 2016 |
| Gladstone, Parnell and the great Irish struggle | McWade, RobertO'Connor, T. P. | Monograph or Collective Volume | | 1888 |
| Glass from Beaubec, Co. Meath | Moran, Jo | Article in Book | | 2023 |
| Glass vessels in Britain and Ireland, A.D. 400-1000 | Harden, D. B. | Article in Book | | 1956 |
| Gleanings from Irish history | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Monograph or Collective Volume | | 1925 |
| Gleanings from old Cork newspapers of 1756 | Collins, John T. | Article in Journal | | 1964 |
| Gleanings from old Cork newspapers, 1758-1760, 1761-1762 | Collins, John T. | Article in Journal | | 1967 |
| Gleanings from old Cork papers | Collins, John T. | Article in Journal | | 1958 |
| Glebe House and the Crock of Gold | Cremin, Vicky | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Glendalough : St. Kevin's road | Price, Liam | Article in Book | | 1995 |
| Glendalough and Togher. Wicklow Newsletter - Sat. June 30th 1923 | Anonymous | Article in Journal | | 1996 |
| Glendalough estate and the Hugo's | Cantwell, Ian T. | Article in Journal | | 1991 |
| Glimpses from the Glen : golden jubilee of St. Agatha's GAA club | | Monograph or Collective Volume | St Agatha's GAA Club | 2001 |
| Glimpses into the past. Some natural and human imprints visible in the North Mayo landscape | Byrne, Gretta | Article in Book | | 2018 |
| Gloom without sunshine : the reception of T. C. Murray in America, 1911-1938 | Degiacomo, Albert J. | Article in Journal | | 1995 |
| Gnéithe coitianta in äitainmneacha na. Spâinne | Mac Aodha, Breandán S. | Article in Book | | 1982 |
| God's providence: Inchiquin and the survival of Protestant Munster, 1641-1649 | Murphy, Elaine M. | Thesis | | 2000 |
| God's river in spate : the story of the religious awakening in Ulster in 1859 | Carson, John T. | Monograph or Collective Volume | Presbyterian Church of Ireland | 1958 |
| Goldsmith : interviews and recollections | | Monograph or Collective Volume | St. Martin's Press | 1993 |
| Good times and bad : from the Coombe to the Kremlin, a memoir | Martin, Séamus, 1942- | Monograph or Collective Volume | Mercier Press | 2008 |
| Goodlaw's hole | Wall, Michael T. | Article in Journal | | 1995 |
| Government and agriculture in Ireland, 1945-65 | Rouse, Paul | Thesis | | 2000 |
| Government challenge and protection of property : the impact of the reformation on St Anne's fraternity, Dublin | Geoghegan, Richard | Thesis | | 2006 |
| Government versus secret societies : the Parnell era | Hawkins, Richard | Article in Book | | 1973 |
| Grace O'Malley | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Gráinne Mhaol, pirate queen of Connacht : behind the legend | Murray, T. D. | Article in Journal | | 2005 |
| Grand tour : the passage of migrant craftsmen from Lake Lugano to Co. Kildare | Casey, Christine | Article in Book | | 2012 |
| Grattan family links with Cavan | Smyth, T. S. | Article in Journal | | 1964 |
| Gravestone inscriptions : St. Mary's "abbey", Louth | Mallon, Patrick | Article in Journal | | 1980 |
| Gravestone inscriptions in St Mary's churchyard, Mary St., Drogheda | Garry, James | Article in Journal | | 1986 |
| Gravestone inscriptions of Co. Cork XX: Kilcolman Burial Ground, Coachford | Henchion, Richard | Article in Journal | | 2017 |
| Gravestone inscriptions St. Michael's, Clonoe | Coyle, HarryFee, Aidan | Article in Journal | | 1980 |
| Graveyard inscriptions at St. Anne's Church of Ireland, Ballyshannon | Begley, Anthony | Article in Journal | | 1978 |
| Great expectations : the myth of Antichrist in Northern Ireland | Higgins, Gareth I. | Thesis | | |
| Green parades in an Orange state : nationalist and republican commemorations and demonstrations from Partition to the Troubles, 1920-1970 | Bryan, DominicJarman, Neil | Article in Book | | 2000 |
| Gregory and St. Dunstan in a middle-Irish poem on the origins of liturgical chant | Ó Cuív, Brian | Article in Book | | 1992 |
| Griffith and his noble head : the determining of Cumann na nGaedheal economic policy 1922-32 | Daniel, T. K. | Article in Journal | | 1976 |
| Griffith on his noble head : the determinants of Cumann na nGaedheal economic policy, 1922-32 | Daniel, T. K. | Article in Journal | | 1976 |
| Groundwater versus surface water in Scotland and Ireland - the formative years | Bennett, J. R. P.Cullen, K. T.Robins, N. S. | Article in Book | | 2004 |
| GS & WR memories | St. Leger, John | Article in Journal | | 1990 |
| GS & WR memories | St. Leger, John | Article in Journal | | 1990 |
| GUBU, Gregory and 'cosmic cover-ups' | Gibney, John | Article in Journal | | 2013 |
| Guests of the state | Dwyer, T. Ryle | Article in Book | | 2004 |
| Guests of the state : the story of Allied and Axis servicemen interned in Ireland during World War II | Dwyer, T. Ryle | Monograph or Collective Volume | Brandon | 1994 |
| Guido Bentivoglio Diplomatico. 2 vols. | | Monograph or Collective Volume | | 1947 |
| H.T. Barrie - the forgotten man of Ulster politics | Callan, Aaron | Article in Journal | | 2019 |
| Hagiography | Herbert, Máire | Article in Book | | 1996 |
| Hakenkreuz und Kleeblatt. Irland, die Aliierten und das Dritte Reich 1933-1945. 2 vols. | Sturm, Hubert | Monograph or Collective Volume | | 1984 |
| Halfway between Dublin and Cork : a history of the parish of Urlingford and Graine | Hayes, Margaret | Monograph or Collective Volume | The author | 2015 |
| Hamilton's 'Cries of Dublin' : the society and economy of mid-eighteenth-century Dublin | Barnard, T. C. (Toby Christopher) | Article in Book | | 2003 |
| Handbook of the cathedral church of St. Fin Barre, Cork | Caulfield, Richard | Monograph or Collective Volume | Purcell & Co. | 1881 |
| Handbook to the Cathedral Church of St. Canice, Kilkenny | | Monograph or Collective Volume | Moderator Office (printer) | 1879 |
| Hard man, honourable man : my loyalist life | Hutchinson, BillyThousand, T. L. | Monograph or Collective Volume | New Island | 1999 |
| Harvest customs in county Armagh | Paterson, T. G. F. | Article in Journal | | 1942 |
| Harvest home : a selection from the writings of T.G.F. Paterson relating to county Armagh | Evans, E. Estyn (Emyr Estyn), 1905-1989Paterson, T. G. F. | Monograph or Collective Volume | County Museum | 1975 |
| Harvest Home : The Last Sheaf : A Selection from the writings of T.G.F. Patterson relating to County Armagh | Patterson, T. G. F. | Monograph or Collective Volume | | 1975 |
| Haughey's forty years of controversy | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2005 |
| Haughey's thirty years of controversy | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1992 |
| Headcounting in British Ireland 1650-1911 : colonialism, demography and ethnicity | McEldowney, Owen Thomas | Thesis | | |
| Headford, county Galway, 1775-1901 | Candon, Gerardine | Monograph or Collective Volume | Four Courts | 2003 |
| Heads and hearths : the hearth money rolls and poll tax returns for Co. Antrim, 1660-1669 | | Monograph or Collective Volume | Public Record Office of Northern Ireland | 1991 |
| Headstone in St. Mary's churchyard, Devlin, Co, Westmeath | Kenny, MichaelMoore, Beryl F. E. | Article in Journal | | 1982 |
| Healing the Sores of the Nation: TJ Murphy | Morrison, Eve | Article in Journal | | 2024 |
| Health status in medieval Dublin : analysis of the skeletal remains from the abbey of St. Thomas the Martyr | Buckley, Laureen | Article in Book | | 2003 |
| Heart of Iona : a people, a parish, a place : celebrating 100 years of St. Columba's Church, 1905-2005 | | Monograph or Collective Volume | Centenary Committee | 2005 |
| Hearth-money rolls | McDonagh, J. C. T. | Article in Journal | | 1954 |
| Heartland and hinterland : a geography of Canada | | Monograph or Collective Volume | Prentice-Hall | 1982 |
| Heirs to the O'Donnell chieftaincy | MacDonagh, J. C. T. | Article in Journal | | 1959 |
| Henry Cooke (1788-1868) | Holmes, Robert Finlay, Rev. | Thesis | | 1970 |
| Henry II and the ideological foundations of Angevin rule in Ireland | Veach, Colin T. | Article in Journal | | 2018 |
| Henry II's grant of Meath to Hugh de Lacy in 1172 : a reassessment | Veach, Colin T. | Article in Journal | | 2007 |
| Henry Montgomery, 1788-1865 | Allen, Robert | Article in Book | | 1949 |
| Henry Nicholson, first lecturer in botany (in Trinity College, Dublin) and the earliest physic garden | Brooks, Eric St. John | Article in Journal | | 1954 |
| Henry VIII's Irish Kerne in France and Scotland, 1544-5 | White, D. G. | Article in Journal | | 1958 |
| Herdsmen and hermits : Celtic wayfarers in the northern seas | Kendrick, T. D.Lethbridge, T. C. | Monograph or Collective Volume | Bowes & Bowes | 1950 |
| Here and there in St. Canice's parish | Cassin, M. | Article in Journal | | 1958 |
| Heroic poetry from the book of the dean of Lismore | | Monograph or Collective Volume | Oliver & Boyd | 1939 |
| Hertford's Irish connection | Barnard, T. C. (Toby Christopher) | Article in Book | | 1999 |
| Hessische Frühzeit | Demandt, Karl E. | Article in Journal | | 1953 |
| Hibernia pacata et castellata | McNeill, T. E. | Article in Journal | | 2003 |
| Hibernian leatherheads : Irish cops in New Orleans, 1830-1880 | Blodgett, Geoffrey T. | Article in Journal | | 1982 |
| Hiberno-Latin in medieval Hungary | Nemerkényi, Elod | Article in Journal | | 2008 |
| Hiberno-Latin saints' 'lives' in the seventh century | Higgins, John | Monograph or Collective Volume | Medieval Institute Publications | 2024 |
| Higher education | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1957 |
| Higher education, 1793-1908 | Parkes, Susan M. | Article in Book | | 1996 |
| Highlanders, Irishmen, and the Land Question in Nineteenth Century Prince Edward Island | Robertson, Ian Ross | Article in Book | | 1977 |
| Highlanders, Irishmen, and the Land Question in Nineteenth Century Prince Edward Island | Robertson, Ian Ross | Article in Book | | 1977 |
| Historia Anglicana, 1272-1422 | Riley, H. T.Walsingham, Thomas, c.1340-c.1422 | Monograph or Collective Volume | [s.n.] | 1965 |
| Historic and municipal documents of Ireland, A.D. 1172-1320, from the archives of the city of Dublin, etc | | Monograph or Collective Volume | | 1870 |
| Historic Irish hospitals : 6, St Vincent's Hospital, Dublin | O'Connell, T. C. J. | Article in Journal | | 1962 |
| Historic mission recalled | Kiernan, Dean | Article in Journal | | 2010 |
| Historical geography and the Irish historian | Freeman, T. W. | Article in Journal | | 1946 |
| Historical geography of Ireland from c.1700 | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1984 |
| Historical Manuscripts Commission. Manuscripts of the earl of Egmont. Diary of Viscount Percival, afterwards first earl of Egmont. 3 vols | | Monograph or Collective Volume | | 1920 |
| Historical memoirs of the city of Armagh | Stuart, James | Monograph or Collective Volume | | 1819 |
| Historical memoirs of the Geraldine earls of Desmond | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1872 |
| Historical perspectives on climate change | Fleming, James Rodger | Monograph or Collective Volume | Oxford University Press | 1998 |
| Historical reflections on religion, finance and economic development | Henderson, Stuart Samuel Joseph | Thesis | | |
| Historical review of the legislative systems operative in Ireland ... (1172-1800) | Ball, J. T. | Monograph or Collective Volume | | 1888 |
| Historical revisits : T.W. Moody, The Londonderry plantation, 1609-1641 (1939) | Gillespie, Raymond | Article in Journal | | 1994 |
| Historical studies, I | | Monograph or Collective Volume | Bowes & Bowes | 1958 |
| Historical Studies, VI : papers read before the Irish Conference of Historians, Dublin, 2-5 June 1965 | | Monograph or Collective Volume | Routledge & Kegan Paul | 1968 |
| Historical studies, VIII | | Monograph or Collective Volume | Gill and Macmillan | 1971 |
| Historiographical review. Farewell to old Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1993 |
| History lessons | O'Donnell, Edward T. | Article in Journal | | 1984 |
| History of Cathal Brugha Barracks | O’Loghlen, John, Lt. Cl. | Monograph or Collective Volume | Oglaigh na hÉireann/ Defence Forces Ireland | 2014 |
| History of Irish education from 1800 | Durcan, T. J. | Monograph or Collective Volume | Dragon Press | 1972 |
| History of Irish education with special reference to manual instruction | Durcan, T. J. | Monograph or Collective Volume | [s.n.] | 1972 |
| History of Leitrim | O'Flynn, T. M. | Monograph or Collective Volume | Fallon | 1937 |
| History of St Mary's Cathedral, Limerick | Abbot, T. F., Rev. | Monograph or Collective Volume | George McKern & Sons | 1936 |
| History of St Mary's Cathedral, Limerick | Abbott, T. F., CanonDowd, James, Rev., | Monograph or Collective Volume | George McKern & Sons | 1936 |
| History of St. Mary's Church, Killarney | | Monograph or Collective Volume | [The author] | no date given |
| History of St. Michael's Church, Castle Caulfeild (Parish of Donaghmore, Co. Tyrone) | Burges, Ynyr A. | Monograph or Collective Volume | Tyrone Printing Co. | 1966 |
| History of St. Michael's Church, Castle Caulfield (Parish of Donaghmore Co. Tyrone) | Burges, Ynyr A. | Monograph or Collective Volume | Tyrone Printing Company | 1920 |
| History of the Allen Township Presbyterian Church and the community which has sustained it, in what was formally known as 'Irish Settlement', Northampton County, Pa. | Clyde, John C. | Monograph or Collective Volume | Presbyterian Hist. Soc. | 1876 |
| History of the archdiocese of Boston in the various stages of its development 1604 to 1943. Vol. 1-3 | Harrington, Edward T.Lord, R. H.Sexton, John E. | Monograph or Collective Volume | Sheed & Ward | 1944 |
| History of the Bunclody-Kilmyshall Pioneer Centre 1908-1998 : and of the F.C.J. Secondary School Centre, Bunclody 1930-1970 | De Vál, Seamus S. | Monograph or Collective Volume | Bunclody-Kilmyshall P.T.A. | 1999 |
| History of the financial administration of Ireland to 1817 | Kiernan, T. J. | Monograph or Collective Volume | | 1930 |
| History of the Irish Confederation and the war in Ireland, 1641- [1649]: containing a narrative of affairs of Ireland / by Richard Bellings... with correspondence and documents of the Confederation and of the administrators of the English government in Ireland, contemporary personal statements, memoirs, etc. Now for the first time published from original manuscripts; [Vol. I-VII] / edited by John T. Gilbert | Bellings, Richard | Monograph or Collective Volume | The Editor | 1882-1891 |
| History of the Irish Derby | Hyland, Francis P. M.Williams, G. St. J. | Monograph or Collective Volume | Allen | 1980 |
| History of the Irish National Teacher's Organisation, 1868-1968 | O'Connell, T. C. J. | Monograph or Collective Volume | Dakato | 1968 |
| History of the King's Inns, or an account of the legal body in Ireland from its connexion with England | Duhigg, B. T. | Monograph or Collective Volume | | 1806 |
| History of the legislative union of Great Britain and Ireland | Ingram, T. D. | Monograph or Collective Volume | | 1887 |
| history of the parish of Foxrock | Cronin, Patrick | Monograph or Collective Volume | Foxrock Local History Club | 1984 |
| History of the parish of St. Luke, Cork | Salter, George Alfred | Monograph or Collective Volume | [St. Luke's parish] | No date given |
| History of the ruling eldership in Irish presbyterianism | Barkley, J.M. | Thesis | | 1952 |
| History teaching in the Irish Free State 1922-35 | Holohan, Francis T. | Article in Journal | | 1994 |
| History, antiquities, and present state of the parishes of Ballysadare and Kilvarnet, in the county of Sligo: with notices of the O'Haras, the Coopers, the Percevals, and other local families | O'Rourke, T. | Monograph or Collective Volume | James Duffy and Sons | c. 1870 |
| Hockey in Ireland | Dagg, T. S. C. | Monograph or Collective Volume | The Kerryman | 1944 |
| Hogan and Tudor Ireland | Mac Curtain, Margaret | Article in Book | | 2019 |
| Holinshead's Irish chronicles | Holinshed, Raphael, d. 1580?Miller, LiamPower, Eileen Edna le Poer, 1889-1940Stanyhurst, Richarde | Monograph or Collective Volume | Humanities Press | 1979 |
| Holy Cross : the untold story | Cadwallader, Anne | Monograph or Collective Volume | Brehon Press | 2004 |
| Homecoming | Mulcahy, John | Article in Journal | | 2017 |
| Honorary degree for First President of the AGTI | Waddington, Shelagh B. | Article in Journal | | 2003 |
| Honour and dishonour in the careers of the first and second dukes of Ormonde (1610-1745) | Barnard, T. C. (Toby Christopher) | Article in Book | | 2007 |
| Hospitality in medieval Ireland, 900-1500 | O'Sullivan, Catherine Marie | Thesis | | 2001 |
| Housing in troubled times: Spitalfields, St. James's Walk, McCaffrey's and Fairbrother's Fields housing | Scuffil, Catherine | Article in Book | Dublin City Council | 2019 |
| How Owen Roe won Benburb | O'Farrell-Rowe, T. G. | Article in Journal | | 1946 |
| How remembering the Famine shaped Irish-American identity | Kelly, Mary C. | Article in Book | | 2024 |
| How St. Adomnan released the women of Ireland from military service | Hull, Vernam | Article in Journal | | 1939 |
| Hugh Douglas Hamilton, Paul Sandby, the Gaussens and Hamilton (Victoria) | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2020 |
| Hugh MacCaghwell, O.F.M., and Scotism at St. Anthony's College, Louvain | Giblin, Cathaldus | Article in Book | | 1968 |
| Huguenot veterans in Dublin | Le Fanu, T. P. | Article in Journal | | 1942 |
| Huguenot wills and administrations in England and Ireland 1617-1849 | | Monograph or Collective Volume | Huguenot Society of Great Britain and Ireland | 2007 |
| Human remains excavated at Doonbought Fort, Co. Antrim, 1969 | McNeill, T. E.Murphy, E. M. | Article in Journal | | 1993 |
| Humphrey Lloyd 1800-1881 | Spearman, T. D. | Article in Journal | | 1981 |
| Hutchinson's popular and illustrated story of the nations, 3 : British Isles and America | | Monograph or Collective Volume | | 1934 |
| Hybrids : Connolly and Larkin | Mac Gloin, T. P. | Article in Journal | | 1999 |
| Hyphenism in St. Louis, 1900-1921 : the view from the outside | Sullivan, Margaret Lo Piccolo | Monograph or Collective Volume | Garland | 1990 |
| I Miotal Arís ("Kao Er Wen" is he title of a biography of Bishop Galvin... The following extract concerns Japanese attacks on Pearl Harbour, the Chinese mainland & on the Catholic mission to China | MacChaomhánaigh, Pádraig | Article in Journal | | 2025 |
| I Miotal Arís ("Kao Er Wen" is he title of a biography of Bishop Galvin... The following extract concerns Japanese attacks on Pearl Harbour, the Chinese mainland & on the Catholic mission to China | Fitzgerald, Dan | Article in Journal | | 2025 |
| I Miotal Arís ("Kao Er Wen" is he title of a biography of Bishop Galvin... The following extract concerns Japanese attacks on Pearl Harbour, the Chinese mainland & on the Catholic mission to China | Fitzgerald, Dan | Article in Journal | | 2025 |
| I remember St. Paul's Swede hollow | Hokanson, Nels M. | Article in Journal | | 1969 |
| I was happy at Dungiven | Deeny, James | Article in Journal | | 1989 |
| Iar-scholáirí Choláiste Shligigh, 3 : an Monsignor Ó hEidhin, uachtarán, Coláiste na hOllsgoile, Gaillimh | Lavin, T. J. | Article in Journal | | 1948 |
| Identities, ethnicity and tradition among Irish dissenters, c.1650-1750 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| Illicit distilling and townland fining legislation in Donegal, 1810-1820 | Rehill, Ramona | Thesis | | 2008 |
| Illuminated address | McCarthy, Muriel | Monograph or Collective Volume | Sligo Art Gallery | 1983 |
| Images of Berkeley | Berman, DavidHoughton, RaymondLapan, Maureen T. | Monograph or Collective Volume | National Gallery of Ireland and Wolfhound Press | 1986 |
| Images of the past. Phototgraphs as historical evidence | Hill, MyrtlePollock, Vivienne | Article in Journal | | 1994 |
| Imagination and reality : T. M. Healy's role in Parnellite politics | Colburn, George A. | Article in Journal | | 1975 |
| Imaginative literature and the revolution | MacManus, Francis | Article in Book | | 1968 |
| Imaging the Bible in Stained Glass: Five stained glass windows by Michael Healy in St. Brendan's Cathedral, Loughrea | Hayes, Myra | Article in Book | | 2018 |
| Imagining an Irish past : the Celtic revival, 1840-1940 | | Monograph or Collective Volume | David & Alfred Smart Museum of Art | 1992 |
| Imagining St Caillín : the making of the Book of Fenagh | Gillespie, Raymond | Article in Book | | 2016 |
| Imagining the republican community : language, education and nationalism in Northern Ireland. A case study analysis of nationalism through an exploration of identity formation within Irish Republicanism, 1969-2012 | McManus, Cathal | Thesis | | |
| Immigration and the real wage : time series evidence from the United States, 1820-1977 | Geary, Patrick T.,Ó Gráda, Cormac | Monograph or Collective Volume | Centre for Economic Policy Research | 1985 |
| Imperial Sunset. 1 : Britain's Liberal Empire 1897-1921; 2 : Dream of Commonwealth 1921-1942. 2 vols. | Beloff, Max Beloff, Baron, 1913- | Monograph or Collective Volume | | 1969 |
| Improving clergymen, 1660-1760 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| Improving Ireland? : projectors, prophets and profiteers, 1641-1786 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Four Courts | 2008 |
| Impure thoughts : sexuality, Catholicism and literature in twentieth-century Ireland | Cronin, Michael G. | Monograph or Collective Volume | Manchester UP | 2012 |
| In aid of the civil power, 1868-90 | Haire, D. N. | Article in Book | | 1980 |
| In excited reverie | | Monograph or Collective Volume | Macmillan|St. Martin's Press | 1965 |
| In Ibar's footsteps : St. Ibar's church, Castlebridge, 1855-2005 | | Monograph or Collective Volume | Kara Publications | 2005 |
| In journeyings often | Magee, Philip | Monograph or Collective Volume | Philip Magee | 1993 |
| In memoriam - T. B. Rudmose-Brown | Leventhal, A. J. | Article in Journal | | 1942 |
| In memoriam : Mary T. Hayden; died 12 July 1942 | Macken, Mary M. | Article in Journal | | 1942 |
| In pursuit of the 'Maine' chance : the North family of Offaly and New England, 1700-1776 | McCarron, Edward T. | Article in Book | | 1998 |
| In retrospect. Charles Darwin and his Dublin critics: Samuel Haughton and William Henry Harvey | Bowler, Peter J. | Article in Journal | | 2009 |
| In retrospect. Françoise Henry's published works - an overview | Harbison, Peter | Article in Journal | | 2017 |
| In Retrospect. Replication of Foucault's pendulum experiment in Dublin | Lynch, Peter | Article in Journal | | 2016 |
| In search of St. Lawrence O'Toole 1128-1180 | Tyrrell, Alma Brooke | Article in Journal | | 1982 |
| In the borough of St. Kenny | Hughes, Una | Article in Journal | | 2003 |
| In the footsteps of Saint Baithin : a history of the parishes of Taughboyne with Craigdooish, All Saints, Newtowncunningham, Christ Church, Burt and Killea, Carrigans | Crooks, D. W. T. | Monograph or Collective Volume | [s.n.] | 1993 |
| In the ranks of death you'll find them : thoughts on the memorial tablets in St. Peter's Church, Bandon | Ó Callanáin, Seán | Article in Journal | | 2006 |
| In the shadow of Christ Church | McCall, T. P. J. | Article in Journal | | 1939 |
| In the shadow of St. Patrick's | Cathcart, Rex | Article in Journal | | 1994 |
| In the spot light. An eye witness account into the death of RIC Constable Whelan in 1916 | Keane, Kathy | Article in Journal | | 2016 |
| In the steps of St. Finbarre : voices and memories of the Lee Valley | McCarthy, KieranO'Connell, Tony | Monograph or Collective Volume | Nonsuch | 2006 |
| In the tradition of St Finbarr : the parish of St Finbarr, Cork | Walsh, T. J. (Timothy J.) | Monograph or Collective Volume | Guy | 1951 |
| Incised stones & panels in relief | | Monograph or Collective Volume | Annamult Lithographs | 1978 |
| Income distribution and redistribution : Ireland in comparative perspective | Callan, TimNolan, Brian | Article in Book | | 1992 |
| Index to persons in Christopher St George's account book | Keegan, Mary | Article in Journal | | 1986 |
| Index to the parish register section of the Journal of the Irish Memorials Association, vol. 12 | Lefroy, B. St. G. | Article in Journal | | 1939 |
| Industialization and decline in the Cork region, 1780-1880 | Bielenberg, Andy | Thesis | | 1989 |
| Industrialisation, class formation and social mobility in Ireland | Breen, RichardWhelan, Brendan J.Whelan, Christopher T. | Article in Book | | 1992 |
| Industrialisation, class formation and social mobility in Ireland | Breen, RichardWhelan, Christopher T. | Monograph or Collective Volume | Economic and Social Research Institute | 1992 |
| Industrialisation, class formation and social mobility in Ireland | Breen, RichardWhelan, Brendan J.Whelan, Christopher T. | Article in Journal | | 1992 |
| Industry and labour | Nevin, Donal | Article in Book | | 1969 |
| Industry at Celbridge, county Kildare : some notes for an article | Sadleir, T. U. | Article in Journal | | 1958 |
| Infanticide and concealment of birth in Ireland, 1850-1900 | Farrell, Elaine | Thesis | | 2010 |
| Informal welfare : a sociological study of care in Northern Ireland | Cecil, RosanneOffer, John, 1949-St. Leger, Fred | Monograph or Collective Volume | [s.n.] | 1987 |
| Inishowen heritage centre and folk museum, Bridgt St., Cardonagh | Gillen, M. | Article in Journal | | 1989 |
| Innovation and conservatism in Irish metalwork of the Romanesque period | Ó Floinn, Raghnall | Article in Book | | 1997 |
| Inscriptions from gravestones in Duleek old churchyard and from plaques in St. Kieran's Church of Ireland church | O'Boyle, Enda | Article in Journal | | 2002 |
| Inscriptions from St. Salvator's Church of Ireland graveyard, Glaslough | MacMahon, Theo | Article in Journal | | 1978 |
| Insect analysis from Beaubec, Co. Meath | Davis, StephenKourela, EvaNagyova, Michala | Article in Book | | 2023 |
| Insiders, outside : the Scots Irish and the English in America | Gleeson, David T. | Article in Journal | | 2003 |
| Inspectors of Irish Fisheries. Annual report | Anonymous | Monograph or Collective Volume | | 1853 |
| Institutional change and the two Irelands 1945-1990 : an application of North's institutional economics | Brownlow, Graham | Thesis | | |
| Institutional change and the two Irelands, 1945-1990: an application of the north's [i.e. Northern Ireland's] institutional economics | Brownlow, Graham Alan | Thesis | | 2002 |
| Integration or separation? Hospitality and display in Protestant Ireland, 1660-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1997 |
| Integration, cooperation and relocation - twenty three eventful years | McGeary, T.Quinn, P. | Article in Book | | 2001 |
| Intellectual and cultural interests of women in Ireland, 1750-1850 | Townsend, Lisa | Thesis | | 2007 |
| Inter-church relations in the 19th and 20th centuries | Warren, Stanley E. | Article in Book | | 2005 |
| Interdenominational relations in pre-famine Tipperary | McGrath, Thomas | Article in Book | | 1985 |
| Interests | Whitaker, T. K. | Monograph or Collective Volume | Institute of Public Administration | 1983 |
| Interests in Ireland : 'the fanatic zeal and irregular ambition' of Richard Lawrence | Barnard, T. C. (Toby Christopher) | Article in Book | | 2005 |
| Intermediate educational provision for girls in Northern Ireland, 1867-1947 | Rush, Claire | Thesis | | 2010 |
| International celebrities and Irish identity in the United States and beyond, 1840–1860 | McMahon, Cian T. | Article in Journal | | 2014 |
| International News Supply in Ireland, c.1899-1949 | O'Donnell, James T. | Thesis | | 2014 |
| Internment. The IRA and the Lawless case in Ireland 1957-61 | Maguire, John | Article in Journal | | 2004 |
| Interview with Mr James Bennett, former principal of St. Colmcille's B.N.S., Swords | Anonymous | Article in Journal | | 2017 |
| Introduction | Barnard, T. C. (Toby Christopher) | Article in Book | | 2010 |
| Introduction | Taylor, Simon, 1950- | Article in Book | | 1998 |
| Introduction | Charles-Edwards, T. M. (Thomas Mowbray)Owen, Morfydd E.Russell, Paul, 1956 Feb. 23- | Article in Book | | 2000 |
| Introduction | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2003 |
| Introduction | Barnard, T. C. (Toby Christopher) | Article in Book | | 2011 |
| Introduction | Blethen, H. TylerFraser, T. G.Wood, Curtis W., jr. | Article in Book | | 1997 |
| Introduction | Gibson, William T.Ingram, Robert G. | Article in Book | | 2005 |
| Introduction | Cunliffe, BarryKoch, John T. | Article in Book | | 2010 |
| Introduction | Williams, T. Desmond | Article in Book | | 1973 |
| Introduction : 'the angel of St. Patrick's is now the guardian of the Kingdom' | Fauske, Christopher J. | Article in Book | | 2004 |
| Introduction : Europe and the Celts | Hudson, Benjamin T. | Article in Book | | 1991 |
| Introduction : Ireland, 1870-1921 | Comerford, R.V. (Richard Vincent) | Article in Book | | 1996 |
| Introduction : James Eadie Todd as historian and teacher | Cronne, H. A.Moody, T. W. (Theodore William), 1907-1984Quinn, D. B. (David Beers) | Article in Book | | 1949 |
| Introduction : prehistoric and early Ireland | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2005 |
| Introduction : St. Patrick's College, Drumcondra, 1875-2000 : a history | Kelly, James, 1959- | Article in Book | | 2006 |
| Introduction : the dukes of Ormonde | Barnard, T. C. (Toby Christopher) | Article in Book | | 2000 |
| Introduction : the emergence of political parading, 1660-1800 | Kelly, James, 1959- | Article in Book | | 2000 |
| Introduction : the siege : myth and reality | Fraser, T. G. | Article in Book | | 2001 |
| Iona and Lindisfarne | Winmill, J. M. | Article in Journal | | 1953 |
| Iona, Scotland and the Céli Dé | Clancy, Thomas Owen | Article in Book | | 1996 |
| Ireland - the EEC Referendum1972: A campaign compendium | Desmond, Barry | Monograph or Collective Volume | self-published | 2019 |
| Ireland : a book of light on the Irish problem ... | | Monograph or Collective Volume | | 1886 |
| Ireland : a general and regional geography | Freeman, T. W. | Monograph or Collective Volume | Methuen | 1960 |
| Ireland : a general and regional geography | Freeman, T. W. | Monograph or Collective Volume | Methuen|Dutton | 1965 |
| Ireland : graveyard of the Armada | Kilfeather, T. P. | Monograph or Collective Volume | Anvil Books | 1967 |
| Ireland : harbinger of the middle ages | Bieler, Ludwig | Monograph or Collective Volume | Oxford University Press | 1963 |
| Ireland : historical echoes, contemporary politics | Finnegan, Richard B.McCarron, Edward T. | Monograph or Collective Volume | Westview | 2000 |
| Ireland : its evils, and their remedies; being a refutation of the errors of the Emigration Committee ... | Sadler, M. T. | Monograph or Collective Volume | | 1829 |
| Ireland and French strategy during the American war of independence | Beresford, M. H. T. de la P. | Article in Journal | | 1979 |
| Ireland and French strategy, 1692-1789 | Beresford, Marcus Hugh Tristan de la Poer | Thesis | | 1975 |
| Ireland and her neighbours in the seventh century | Richter, Michael, 1943-2011 | Monograph or Collective Volume | St. Martin's Press | 1999 |
| Ireland and India | Fraser, T. G. | Article in Book | | 1996 |
| Ireland and its invaders, 1166-1186 | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 2003 |
| Ireland and sixteenth-century European expansion | Quinn, D. B. (David Beers) | Article in Book | | 1958 |
| Ireland and the Anglo-Norman church : a history of Ireland and Irish christianity from the Anglo-Norman conquest to the dawn of the Reformation | Stokes, G. T. | Monograph or Collective Volume | | 1889 |
| Ireland and the antipodes : the heterodoxy of Virgil of Salzburg | Carey, John | Article in Journal | | 1989 |
| Ireland and the British Commonwealth : the Dominion Settlement | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1966 |
| Ireland and the Crimean War, 1854-6 : a study of domestic response | Huddie, Paul | Thesis | | |
| Ireland and the English parliament. An imperial phase of the Puritan revolution | Schuyler, R. L. | Article in Journal | | 1926 |
| Ireland and the home rule movement. | Dunlop, R. | Article in Book | | 1910 |
| Ireland and the Irish in the Atlantic world | Horning, Audrey | Article in Book | | 2024 |
| Ireland and the less developed countries | O'Reilly, Gerry | Monograph or Collective Volume | Trinity College Dublin, Dept. of Geography | 1991 |
| Ireland and the war | Williams, T. Desmond | Article in Book | | 1969 |
| Ireland as a source of German interest in the early nineteenth century : from politics to literature | Rix, Walter T. | Article in Book | | 1987 |
| Ireland before St. Patrick | Harbison, Peter | Monograph or Collective Volume | Eason | 1978 |
| Ireland before the Norman invasion | Byrne, Francis John, 1934- | Article in Book | | 1971 |
| Ireland divided : the roots of the modern Irish problem | Hughes, Michael, 1942-1993 | Monograph or Collective Volume | St. Martin's Press | 1995 |
| Ireland from the restoration to the act of resumption (1660-1700) | Dunlop, Robert | Article in Book | | 1908 |
| Ireland has not yet recovered from ''The Famine'' | Mitchell, B.T. | Article in Journal | | 2013 |
| Ireland her own : an outline of the Irish struggle for national freedom and independence | Jackson, T. A. | Monograph or Collective Volume | Cobbett Press | 1946 |
| Ireland in 1534 | Nicholls, K. W. (Kenneth W.)Quinn, D. B. (David Beers) | Article in Book | | 1976 |
| Ireland in 1800 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1986 |
| Ireland in 1914 | Curtis, L. Perry, jr. | Article in Book | | 1996 |
| Ireland in French strategy during the American war of independence | Beresford, M. H. T. de la P. | Article in Journal | | 1977 |
| Ireland in St. Paul's time | Ardill, J. R. | Monograph or Collective Volume | | 1933 |
| Ireland in the Angevin Empire | Veach, Colin T. | Article in Journal | | 2019 |
| Ireland in the coming times : essays to celebrate T.K. Whitaker's 80 years | | Monograph or Collective Volume | Institute of Public Administration | 1997 |
| Ireland in the eleventh and twelfth centuries (c. 1000-1169) | Ó Cuív, Brian | Article in Book | | 1967 |
| Ireland in the Empire, 1688-1770 : a history of Ireland from the Williamite wars to the eve of the American Revolution | James, F. G. | Monograph or Collective Volume | | 1973 |
| Ireland in the new century. Introduction by T. West. | Plunkett, H. | Monograph or Collective Volume | | 1983 |
| Ireland in the War Years 1939-1945 | Carroll, J. T. | Monograph or Collective Volume | David & Charles | 1975 |
| Ireland in the War Years and After, 1939-51 | | Monograph or Collective Volume | | 1969 |
| Ireland in the War Years, 1939-1945 | Carroll, Joseph T. | Monograph or Collective Volume | International Scholars Publications | 1998 |
| Ireland north and south : perspectives from social science | | Monograph or Collective Volume | Oxford University Press | 1999 |
| Ireland on her own : an outline history of the Irish struggle for national freedom and independence | Jackson, T. A. | Monograph or Collective Volume | | 1947 |
| Ireland on the eve of the Famine | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1994 |
| Ireland sends India a noble prelate | Corbett, T. | Monograph or Collective Volume | Little Flower Press | 1955 |
| Ireland under the Union : varieties of tensions : essays in honour of T.W. Moody | | Monograph or Collective Volume | Clarendon Press | 1980 |
| Ireland's army medical service | McKinney, T. | Article in Book | | 1952 |
| Ireland's first Renaissance poet : the Latin verse of Doncanus Hibernus | Harris, Jason | Article in Book | | 2012 |
| Ireland's oldest schools | Cathcart, Rex | Monograph or Collective Volume | St. Patrick's Cathedral Grammar and Choir Schools | 1980 |
| Ireland's only colony | English, T. S. | Monograph or Collective Volume | | 1930 |
| Ireland's place in European civilisation | Williams, W. J. | Article in Book | | 1935 |
| Ireland's queen of chess : Frideswide Rowland and her world | Harding, T. D. | Article in Journal | | 2005 |
| Ireland's Roman jet set. Roman jet jewellery finds from early medieval Ireland | Stevens, Paul | Article in Journal | | 2022 |
| Ireland, [pt.] 33 : 1494-1603; [pt.] 34 : 1603-1714; [pt.] 35 : 1714-1829. 3 pts | Murray, R. H. | Monograph or Collective Volume | | 1920 |
| Iren auf dem Continent. Das Leben des Marianus Scottus von Regensburg und die Anfange der irischen Schottenklöster | Weber, Stefan | Monograph or Collective Volume | Mattes Verlag | 2010 |
| Irische Einflüsse auf die frühen Kalendarien von St. Gallen | Hennig, John | Article in Journal | | 1954 |
| Irische Einflüsse in der St.Galler Initialenmalerei|Irish influences on initials decorated in St Gall | Schnoor, Franzeska | Article in Book | | 2018 |
| Irische Handschriftenüberlieferung in St. Gallen | Duft, Johannes | Article in Book | | 1982 |
| Irische und St.Galler Heilige|Saints of Ireland and St Gall | Dora, CornelLenz, PhilippSchnoor, Franziska | Article in Book | | 2018 |
| Irish action | British and Irish Communist Organisation | Monograph or Collective Volume | Athol | 1979 |
| Irish adoptions in the English of Tipperary, ca. 1432 | Benskin, Michael | Article in Book | | 1988 |
| Irish agriculture in transition | Johnston, Joseph, 1890-Smiddy, T. A. | Monograph or Collective Volume | Hodges Figgis|Blackwell Publishers | 1951 |
| Irish America, the 'Celtic tiger' and after | Ó Riain, Seán ; Ní Chasaide, Nessa | Article in Book | | 2024 |
| Irish Americanness in late twentieth-century Hollywood films | Fee, Matthew J. | Article in Book | | 2024 |
| Irish Americans and American nationality, 1848-66 | Aspinwall, Bernard | Article in Book | | 1983 |
| Irish Americans and US politics in the twenty-first century | Smyth, Ted | Article in Book | | 2024 |
| Irish Americans in American politics and the Catholic Church, 1870-1945 | Meagher, Thomas J. | Article in Book | | 2024 |
| Irish ancestors in the 'lost and found' of the 'Boston Pilot. 1846 | Punch, Terence M. | Article in Journal | | 1977 |
| Irish and Scottish land resettlement legislation | Delaney, V. T. H. | Article in Journal | | 1959 |
| Irish and Scottish land resettlement legislation | Delany, V. T. H. | Article in Journal | | 1959 |
| Irish apocalypse : Derricke, Dürer, and Foxe | Herron, Thomas | Article in Book | NA | 2021 |
| Irish art from 1600 | Crookshank, Anne | Monograph or Collective Volume | Dept. of Foreign Affairs | 1979 |
| Irish attitudes toward education and learning | Browne, T. L. | Article in Journal | | 1977 |
| Irish bibliography | Clarke, DesmondGilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Journal | | 1954 |
| Irish Catholics and the legislative union, 1800 | Burke, T. | Article in Journal | | 1944 |
| Irish church finances after the disestablishment | Shearman, Hugh | Article in Book | | 1949 |
| Irish clergy abroad | Marshall, William | Article in Book | | 2006 |
| Irish community in north-west England : a guide to local archive sources | Proctor, Margaret | Monograph or Collective Volume | Inst. of Irish Studies, Liverpool University | 1993 |
| Irish costume in two portraits | Anonymous | Article in Journal | | 1957 |
| Irish country houses and castles of the late Caroline period. Pt. 1 | Loeber, Rolf | Article in Journal | | 1973 |
| Irish county societies in New York, 1880-1914 | Ridge, John T. | Article in Book | | 1996 |
| Irish covenanters : politics and society in the nineteenth century | Donachie, Thomas Charles | Thesis | | |
| Irish cultural influence on Northumbria : the first thirty years, A.D. | O'Neill, Patrick | Article in Book | | 1991 |
| Irish culture in an English context. (review essay) | MacRaild, Donald M. | Article in Journal | | 1993 |
| Irish daughter houses of Glastonbury | Brooks, E. St. J. | Article in Journal | | 1954 |
| Irish defence policy, 1938-51 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1969 |
| Irish dialects past and present, with chapters on Scottish and Manx | O'Rahilly, T. F. | Monograph or Collective Volume | | 1932 |
| Irish doctors in the First World War | Casey, Patrick J.Cullen, Kevin T.Duignan, Joe P. | Monograph or Collective Volume | Merrion | 2015 |
| Irish doctors in the Second World War | Casey, P.J. ; Cullen, K.T. ; Duignan, J.P. | Monograph or Collective Volume | Merrion Press | 2024 |
| Irish earth | Knappe, Alexander H. | Article in Journal | | 1941 |
| Irish economic writing and the Irish economy in the eighteenth century | Collins, Arthur | Thesis | | 1970 |
| Irish emigrants in North America | Dobson, David | Monograph or Collective Volume | Dobson | 1994 |
| Irish emigration and the tenure of land in Ireland | Hamilton-Temple-Blackwood, F. T., Marquess of Dufferin and Ava | Monograph or Collective Volume | | 1867 |
| Irish emigration to the United States of America and the British colonies during the famine | MacDonagh, Oliver | Article in Book | | 1994 |
| Irish emigration to the United States of America and the British colonies during the famine | MacDonagh, Oliver | Article in Book | | 1956 |
| Irish enamels of the Dark Ages and their relation to the Cloisonné techniques | Henry, Françoise, 1902-1982 | Article in Book | | 1956 |
| Irish food before the potato | Lucas, A. T. | Article in Journal | | 1960 |
| Irish foreign policy during the Cold War | Brown, Kris | Thesis | | 1999 |
| Irish foreign policy, 1945-51 | Mansergh, Nicholas, 1910-1991 | Article in Book | | 1969 |
| Irish foreign policy, 1949-69 | Williams, T. Desmond | Article in Book | | 1979 |
| Irish genetics and Celts | Bradley, Daniel G.McEvoy, Brian P. | Article in Book | | 2010 |
| Irish geographical studies in honour of Emyr Estyn Evans | | Monograph or Collective Volume | Queen's University of Belfast Dept. of Geography | 1970 |
| Irish health policy in perspective | Wiley, Miriam M. | Article in Book | | 1997 |
| Irish historiography, 1936-70 | | Monograph or Collective Volume | | 1971 |
| Irish history and Irish mythology | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1978 |
| Irish history and Irish mythology | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1994 |
| Irish images of Cromwell | Barnard, T. C. (Toby Christopher) | Article in Book | | 1993 |
| Irish immigration into England, 1798-1838 | Kerr, B.M. | Thesis | | 1939 |
| Irish labor, liberty, and literature in the twentieth-century Atlantic world | McGarrity, Maria | Article in Book | NA | 2024 |
| Irish Land Commissioners. Annual Report. | Anonymous | Monograph or Collective Volume | | 1881 |
| Irish language and literature, 1691-1845 | Ó Cuív, Brian | Article in Book | | 1986 |
| Irish language and literature, 1845-1921 | Ó Cuív, Brian | Article in Book | | 1996 |
| Irish literature in Latin, 1500-1700 | Millett, Benignus | Article in Book | | 1991 |
| Irish map history : a select bibliography of secondary works, 1850-1983, on the history of cartography in Ireland | Ferguson, Paul | Monograph or Collective Volume | University College Dublin, Dept. of Geography | 1983 |
| Irish maritime survey : a guide to the Irish maritime world, 1945 | Lawlor, Anthony T. | Monograph or Collective Volume | Parkside Press | 1945 |
| Irish material in Fondo Santa Sede, Madrid | Mac Curtain, Margaret | Article in Book | | 2019 |
| Irish metalwork and the St. Gallen manuscripts | Sikora, Maeve | Article in Book | | 2025 |
| Irish migrants in modern Britain 1750-1922 | MacRaild, Donald M. | Monograph or Collective Volume | St. Martin's Press | 1999 |
| Irish migration to Britain, 1921-71: patterns, trends and contingent factors | Delaney, Enda Gerard | Thesis | | 1997 |
| Irish monasticism and the concept of inheritance : an examination of its legal aspects | Mori, Setsuko | Article in Book | | 1993 |
| Irish monks in the Golden Age | | Monograph or Collective Volume | | 1963 |
| Irish music in America | Ní Fhuartháin, Méabh | Article in Book | | 2024 |
| Irish national finance, past, present, and future | Aston, E. A. | Monograph or Collective Volume | Sealy, Bryers and Walker | 1911 |
| Irish neutrality and the U.S.A., 1939-1947 | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1977 |
| Irish parliamentary representation, 1800-32 | Sullivan, G.D. | Thesis | | 1949 |
| Irish perspectives on the 1857 Indian "mutiny" | Holinski, Sarah Raphaela | Thesis | | |
| Irish place-names in -as, -es, -is, -os, -us | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1989 |
| Irish ploughing practices | Lucas, A. T. | Article in Journal | | 1975 |
| Irish poets, historians, and judges in English documents, 1538-1615 | | Article in Journal | | 1921 |
| Irish politics on parade : the clergy, national societies, and St. Patrick's Day processions in nineteenth-century Montreal and Toronto | Trigger, Rosalyn | Article in Journal | | 2004 |
| Irish possessions of St. Thomas of Acre | Brooks, E. St. J. | Article in Journal | | 1956 |
| Irish postal history | Field, T. E. | Article in Journal | | 1948 |
| Irish Presbyterian communion tokens | Carson, John T. | Monograph or Collective Volume | Presbyterian Historical Society of Ireland | 1980 |
| Irish Prison Registers and Landed Estate Court Rentals now available online | Anonymous | Article in Journal | | 2011 |
| Irish Protestant ascents and descents, 1641-1770 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Four Courts Press | 2004 |
| Irish provincial cultures in the long eighteenth century : making the middle sort. Essays for Toby Barnard | | Monograph or Collective Volume | Four Courts | 2012 |
| Irish rebel : John Devoy and America's fight for Ireland's freedom | Golway, Terry | Monograph or Collective Volume | St. Martin's Press | 1998 |
| Irish rebel, American patriot. William James MacNeven | Ingham, George R. | Article in Journal | | 2015 |
| Irish saints' cults and ecclesiastical families | Ó Riain, Pádraig | Article in Book | | 2002 |
| Irish scholars in Dublin in the early eighteenth century | | Article in Journal | | 1912 |
| Irish Scotists at St Isidore's College, Rome in the seventeenth century | Millett, Benignus | Article in Book | | 1968 |
| Irish Sea studies : 900-1200 | Hudson, Benjamin T. | Monograph or Collective Volume | Four Courts | 2006 |
| Irish sires of great chasers | Bird, T. H. | Article in Journal | | 1944 |
| Irish studies | Quin, E. G. | Article in Book | | 1985 |
| Irish tavern tokens: the John Sweeney collection, supplemented by other collections | Rice, Gerard | Monograph or Collective Volume | Numismatic Society of Ireland and National Museum of Ireland: Decorative Arts & History | 2017 |
| Irish tower houses : a Co. Tipperary case study | Cairns, C. T. | Monograph or Collective Volume | Group for the Study of Irish Historic Settlement | 1987 |
| Irish town houses : a Co. Tipperary case study | Cairns, C. T. | Monograph or Collective Volume | Group for the Study of Irish Historic Settlement | 1987 |
| Irish troops in the service of Robert the Bruce | Dowds, T.J. | Article in Journal | | 2014 |
| Irish Vikings and the kingdom of York, c.900-c.960 | McCall, Daniel T.G. | Thesis | | 1975 |
| Irish warfare before 1100 | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1996 |
| Irish warfare in the age of the military revolution : the 'Nine Years War', 1593-1603 | O'Neill, James | Thesis | | |
| Irish workers on Tyneside in the 19th century | MacDermott, T. P. | Article in Book | | 1977 |
| Irish writings from the age of Swift. Vol. 3 : letters to and from persons of quality | | Monograph or Collective Volume | Cadenus Press | 1974 |
| Irish-American book collections | Burke, Martin J. | Article in Book | | 2011 |
| Irish-American drama in mid-nineteenth-century America | Trotter, Mary | Article in Book | | 2024 |
| Irish-American famine literature | Corporaal, Marguérite | Article in Book | | 2024 |
| Irish-American nationalism | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1967 |
| Irish-American politics in the mid-twentieth century | O'Brien, Matthew J. | Article in Book | | 2024 |
| Irish-American women and political activism in the early twentieth century | McCarthy, Tara M. | Article in Book | | 2024 |
| Irish-Norse relations | Lucas, A. T. | Article in Journal | | 1968 |
| Irish-Norse relations : time for a reappraisal | Lucas, A. T. | Article in Journal | | 1966 |
| Irland und St.Gallen|Ireland and St Gall | Ó Cróinín, Dáibhí | Article in Book | | 2018 |
| Irlandskii revolyutsioner Dzheims Konnoli | Zagladina, Kh. T. | Article in Journal | | 1984 |
| Irlandsty protiv britanskikh kolonizatorov | Krylov, L. S.Osipova, T. S. | Article in Journal | | 1981 |
| Irlandtsi protiv Britanskikh kolonizatorov | Krylov, L. S.Osipova, T. S. | Article in Journal | | 1981 |
| Iron age studies in Ireland : some recent developments | Raftery, Barry | Article in Book | | 1996 |
| Iroszkoci in Kulturze sredniowiecznej Europy (Les Irlandais dans la culture de L'Europe médiévale (Vle-Xlle s) | Strzelczyk, Jerzy | Monograph or Collective Volume | Panstw, Inst. Wydawn | 1987 |
| Is the best English spoken in lower Drumcondra | Dolan, T. P. (Terence Patrick) | Article in Book | | 2004 |
| Isaac Butt and the Home Rule party, 1870-77 | Comerford, R.V. (Richard Vincent) | Article in Book | | 1996 |
| Isaac Butt, 1813-1879 | MacDonagh, J. C. T. | Monograph or Collective Volume | [s.n.] | 1946 |
| Islands apart : the story of Ireland from St. Patrick to De Valera | Ryan, A. P. | Monograph or Collective Volume | Morrow | 1954 |
| It depends on your standpoint - reflections on the mission and mindset of St Patrick | Harper, A.E.T., Archbishop of Armagh | Article in Journal | | 2012 |
| It's still called George's St. | Smith, Brian | Article in Journal | | 2002 |
| Iveagh House : an historical description | Sheaff, Nicholas | Monograph or Collective Volume | Dept. of Foreign Affairs | 1979 |
| Jack Lynch : a biography | O'Mahony, T. P. | Monograph or Collective Volume | Blackwater | 1991 |
| Jackie Nickerson's 'Faith' | Nickerson, Jackie | Article in Journal | | 2007 |
| Jacobites in Paris and Saint-Germain-en-Laye | Genet-Rouffiac, Nathalie | Article in Book | | 1995 |
| Jacopo Bisagni's "Amrae Coluimb Chille" | Charles-Edwards, T.M. | Article in Journal | | 2021 |
| James Archer of Kilkenny : an Elizabethan Jesuit : first rector of the Irish College at Salamanca and ally of the great Hugh O'Neill | Morrissey, Thomas J. | Monograph or Collective Volume | Studies, Special Publication | 1979 |
| James Carlile, 1784-1854 | Rodgers, R. J. | Thesis | | |
| James Craig and Orangeism, 1903-10 | Daly, T. P. | Article in Journal | | 2005 |
| James Craig: Chamberlainite imperialist, 1903-1914 | Daly, T.P. | Article in Journal | | 2008 |
| James Duhig | Boland, T. P. | Monograph or Collective Volume | University of Queensland Press | 1986 |
| James Eadie Todd as historian and teacher | Cronne, H. A.,Moody, T.W. (Theodore William, 1907-1984),Quinn, D. B. (David Beers) | Article in Book | | 1949 |
| James F. Kearney : pioneer Irish scholar | Wright, Glenn T. | Article in Book | | 1988 |
| James F. Kenney (1884-1946) | Wright, Glenn T. | Article in Journal | | 1984 |
| James Fintan Lalor | Goulding, JohnO'Neill, Thomas Patrick | Monograph or Collective Volume | Wexford Historical Publications | 2003 |
| James Fintan Lalor | McAlister, T. G. | Article in Journal | | 1971 |
| James Hamilton Delargy | Whitaker, T. K. | Article in Journal | | 1982 |
| James McCosh: the making of a reputation : A study of the life and work of the Rev. Dr. James McCosh in Ireland from his appointment as Professor of Logic and Metaphysics in Queen's College, Belfast, 1851, to his appointment as President of Princeton College, New Jersey, and Professor of Philosophy, in 1868 | Patton, William Donald | Thesis | | |
| James W. Upton: activist, editor and the forgotten journalist of 1916 | Keating, Anthony | Article in Book | NA | 2018 |
| Jane Austen's Irish friend : Rt. Hon. Thomas Langlois Lefroy, 1776-1869 | Lefroy, J. A. P. | Article in Journal | | 1979 |
| Japan and Ireland : a comparative study | Crotty, Raymond, 1925-1994 | Article in Book | | 1993 |
| Jeremiah Curtin's working methods | Dunleavy, G. W. (Gareth W.)Dunleavy, J. E. (Janet Egleson) | Article in Journal | | 1980 |
| Jeremy Taylor: his life, times and writings | Stranks, C.J. | Thesis | | 1937 |
| Jersey City : the Irish across the river | Ridge, John T. | Article in Journal | | 1989 |
| Jewish identity and community in Belfast, 1920-1948 | Linden, Pamela Grace | Thesis | | |
| Jim Waldron, Knocknacat. [Obituary] | Anonymous | Article in Journal | | 1996 |
| John Boyle O'Reilly and civil rights | Shanley, Kevin T. | Article in Journal | | 1969 |
| John Bright and the Empire | Sturgis, James Laverne | Monograph or Collective Volume | | 1969 |
| John Carey 1800-1891 | St. Clair, Sheila | Article in Book | | 1991 |
| John Derricke, Edmund Spenser, and the white wand of justice and equity | O'Neil, William | Article in Book | | 2021 |
| John Devoy and Jeremiah O'Donovan Rossa | Williams, T. Desmond | Article in Book | | 1968 |
| John Dongan of Dublin : an Elizabethan gentleman and his family | Dungan, T. P. | Monograph or Collective Volume | Gateway | 1996 |
| John Dongan of Dublin, an Elizabethan gentleman | Dungan, T. P. | Article in Journal | | 1989 |
| John Dongan of Dublin, an Elizabethan gentleman | Dungan, T. P. | Article in Journal | | 1988 |
| John Dougherty Barbour, 1824-1901 | Neill, T. | Article in Journal | | 1984 |
| John Hewitt and theories of Irish culture : cultural nationalism, cultural regionalism, and identity in the north of Ireland | Marsh, Robert Gerald | Thesis | | |
| John Howe : chaplain to Lord Masserene at Antrim castle, 1671-7 | Carson, J. T. | Article in Journal | | 1977 |
| John Lyon and antiquarianism in the time of Swift | Barnard, T. C. (Toby Christopher) | Article in Book | | 2008 |
| John McCormack : the great Irish tenor | Ledbetter, Gordon T. | Monograph or Collective Volume | Town House | 2003 |
| John McCormack, 1884-1945 | T., W. | Article in Journal | | 1947 |
| John McGahern and the American connection : intertextuality and masculinity | Bargroff, Adam | Thesis | | |
| John Rhys, Celtic studies and the Welsh past | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2013 |
| John St. John John | Cussen, Robert | Article in Journal | | 1980 |
| John T. Davis | Davis, John T., 1947-O'Regan, John, 1958- | Monograph or Collective Volume | Gandon Editions | 1993 |
| John T. McNicholas in the age of practical thomism | Avella, S. M. | Article in Journal | | 1986 |
| John Thomas Troy, archbishop of Dublin, and the establishment of St. Patrick's College, Maynooth, 1791-5 | McNally, Vincent J. | Article in Journal | | 1981 |
| John Toland (1670-1722) and Celtic studies | Harrison, Alan, 1943-2005 | Article in Book | | 1992 |
| John Wesley in Ireland | Freeman, T. W. | Article in Journal | | 1975 |
| Jonathan Swift at the sign of the drapier | Probyn, Clive T. | Article in Book | | 1998 |
| Jonathan Swift; a literary life | McMinn, Joseph | Monograph or Collective Volume | St. Martin's Press | 1991 |
| Jones Hughes's Ireland : a literary quest | Andrews, J. H. (John Harwood) | Article in Book | | 1988 |
| Joseph Dixon and the archdiocese of Armagh, 1852-1866 | McKinney, Amy | Thesis | | 2008 |
| Joseph K. Bracken, G. A. A. founder, Fenian and politician | Murphy, Nancy | Article in Book | | 1985 |
| Joseph Sheridan Le Fanu, 1814-73 | Dagg, T. S. C. | Monograph or Collective Volume | University P. | 1950 |
| Josiah Quincy, Brahmin democrat | Blodgett, Geoffrey T. | Article in Journal | | 1965 |
| Jottings from a parish register, circa 1798 | Gibson, T.B. | Monograph or Collective Volume | Benjamin Hughes Printer, Independent Office | 1901 |
| Journal of an officer stationed in Naas and Baltinglass, 1832-3 | | Article in Journal | | 1973 |
| Journal of the Very Rev. Rowland Davies, LL.D., dean of Ross, and afterwards dean of Cork, from March 8, 1688/9, to September 29, 1690. | Caulfield, RichardDavies, Rowland, 1649-1721 | Monograph or Collective Volume | | 1857 |
| Journalism and the local newspaper industry in Sligo, 1899–1922 | Wehrly, Mark | Article in Book | | 2018 |
| Journey of an abbey, 1292-1972 : history of the Augustinians in Dungarvan | Butler, T. C. | Monograph or Collective Volume | Good Counsel Press | 1973 |
| Just the two of us? civil conflicts, pro-state militants, and the violence premium | Ferguson, Neil T. N. | Article in Journal | | 2017 |
| Just the two of us? civil conflicts, pro-state militants, and the violence premium | Ferguson, Neil T. N. | Article in Journal | | 2017 |
| Justice Oliver Wendell Holmes and his days at Doneraile | Neely, Alfred S. | Article in Journal | | 1998 |
| Juvenile emigration from Britain and Ireland to Canada, 1800-1928 | St. Leger, Alicia | Thesis | | 1982 |
| Keep her lit. The development of cycling in the Coleraine area 1880-1960 | Wilson, Frances A. | Article in Journal | | 2015 |
| Keeping an eye on...Sourcing and covering international news in the Irish regional press, c.1892–1949 | O'Donnell, James T. | Article in Book | | 2018 |
| Keeping Longford connections : the County Longford colony in New York - Part II | Ridge, John T. | Article in Journal | | 2004 |
| Kells | Lanigan, T. P. | Article in Journal | | 1951 |
| Kells Priory, Co. Kilkenny : archaeological excavations by T. Fanning and M. Clyne | Clyne, Miriam | Monograph or Collective Volume | Stationery Office | 2007 |
| Kelly of Killane | Sinnott, T. D. | Article in Journal | | 1976 |
| Kerry emigration to America | Ridge, John T. | Article in Book | | 2011 |
| Kerry Patch : Irish immigrant life in St. Louis | Diamond, Etan | Article in Journal | | 1989 |
| Kerry's Tenuous connection with the foundation of the Gaelic Athletic Association | O'Sullivan, Donal J. | Article in Journal | | 2010 |
| Kerrymount House and some digressions | Cremin, Vicky | Monograph or Collective Volume | Foxrock Local History Club | 1982 |
| Kilcolgan | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1915 |
| Kildare : the Cathedral Church of St. Brigid | | Monograph or Collective Volume | [Kildare Cathedral] | 1983 |
| Kildare diocesan wills | Sadleir, T. U. | Article in Journal | | 1945 |
| Kilkenny St. Senan's Boy's National School : school's scheme 1937-1939 | | Monograph or Collective Volume | Irish Folklore Commission | 2008 |
| Kill Abbey and its residents | Daly, Maureen | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Killaloe marriage license bonds, 1680-1720 and 1760-1762 | Fitzgerald, R. T. D. | Article in Journal | | 1978 |
| Killeshin : a short study of a medieval village | Hayden, T. P. | Article in Journal | | 1951 |
| Killukin | Keenehan, John | Article in Book | | 2006 |
| Killure, Fohenagh and Kilgerill | Mac Lochlainn, T. | Monograph or Collective Volume | | 1975 |
| Kilmalkedar | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1989 |
| Kilmallock Dominican priory : an architectural perspective, 1291-1991 | Hogan, Arlene | Monograph or Collective Volume | | 1991 |
| Kilmallock Dominican Priory, St. Saviours 1291-1833 | Taheny, Luke J. | Article in Journal | | 2001 |
| Kilmoroney - where's that. | Anonymous | Article in Journal | | 2005 |
| Kilrush from olden times | McGuane, James T. | Monograph or Collective Volume | Clodoire Lurgan Teo | 1984 |
| Kiltartan Castle, Co. Galway: an historical, archaeological and geophysical investigation of the extent of its medieval settlement | Cruden, Jeanne Christine | Thesis | | 1999 |
| King and magnate in medieval Ireland: Walter de Lacy, King Richard and King John | Veach, Colin T. | Article in Journal | | 2010 |
| King Guaire and Bishop Cellach | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1902 |
| King Henry VIII's Irish army list | Blake, Butler T. | Article in Journal | | 1937 |
| King Henry VIII's Irish army list | Butler, T. Blake | Article in Journal | | 1937 |
| King John (d. 1216) and the origins of colonial rule in Ireland | O'Keeffe, TadhgVeach, Colin T. | Article in Journal | | 2016 |
| King John and royal control in Ireland : why William de Briouze had to be destroyed | Veach, Colin T. | Article in Journal | | 2014 |
| King's Inn admission papers 1607-1867 | NA | Monograph or Collective Volume | NA | 1982 |
| King's Inns admission papers, 1607-1867 | | Monograph or Collective Volume | Stationery Office for the Irish Manuscripts Commission | 1982 |
| Kingscourt and its locality : a miscellany of history and tradition | Barron, T. J. | Article in Journal | | 1987 |
| Kingship, government and political life c.1160-c.1280 | Summerson, Henry R. T. | Article in Book | | 2001 |
| Kingstown Congregational Church | ffeary-Smyrl, Steven | Article in Journal | | 1993 |
| Kinship, status and the origins of the hide | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1972 |
| Kirwan House : the foremost Irish charity, 1790-1995 | Carter, C. T. A. | Monograph or Collective Volume | Kirwan House | 1996 |
| Knights' fees in counties Wexford, Carlow and Kilkenny, 13th-15th century | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1950 |
| Knox of Manx and Liberty's of London : in the ministry of the beautiful | Jones, Anthony | Article in Book | | 1992 |
| L'armée en Angleterre depuis la conquête de la Grande-Bretagne par les Anglo-Saxons jusqu'à la fin du règne de Henry III, 1273 | Lot, Ferdinand | Article in Book | | 1946 |
| L'hagiographie franconienne dans quelques publications récentes | Coens, Maurice | Article in Journal | | 1953 |
| L'Irlande sociale, politique et religieuse | Beaumont, Gustave de, 1802-1866 | Monograph or Collective Volume | CERIUL, Université Charles de Gaulle, Lille III | 1990 |
| La burguesía de negocios en la Andalucía de la Ilustración | García-Baquero Gonzáles, Antonio | Monograph or Collective Volume | Diputación Provincial de Cádiz | 1991 |
| La toponomastica antica della regione abruzzese e le congruenze onomastiche italo-balcaniche | Silvestri, Domenico | Article in Book | | 1982 |
| La validité générale d'une hypothèse : Origines européennes des cultures nahuatl au Mexique pré-colonial, VIe et VIIe siècles | Joyal, Achille | Article in Book | | 1992 |
| Labour politics and sectarianism : interpreting the political fortunes of the Northern Ireland Labour Party, 1945-75 | Edwards, Aaron | Thesis | | |
| Lambert Simnel in Ireland | Hayden, M. T. | Article in Journal | | 1915 |
| Lambeth, Surrey : settlement examinations of Scots and Irish, 1834-46. | East Surrey Family History Society | Monograph or Collective Volume | The society | 1991 |
| Lámhscríbhinní Gaeilge Choláiste Phádraig, Má Nuad: Clár, [fasc. II-VI]; Liosta na gcéadlínte: fasc VII; Index ginearálta: fasc VIII. | Ó Fiannachta, Pádraig | Monograph or Collective Volume | An Sagart | 1973 |
| Lámhscríibhinní Gaeilge, Clár, fascúl 7 : Liosta na gcéadlínte le Pádraig Ó Fiannachta | St. Patrick's College Maynooth | Monograph or Collective Volume | An Sagart | 1973 |
| Land and people, c.1600 | Butlin, Robin Alan | Article in Book | | 1976 |
| Land and people, c.1685 | Andrews, J. H. (John Harwood) | Article in Book | | 1976 |
| Land and people, c.1841 | Freeman, T. W. | Article in Book | | 1989 |
| Land and politics in Ulster, 1868-1886 | Thompson, Francis | Thesis | | 1982 |
| Land and the limits of loyalty : the second earl of Cork and the first earl of Burlington | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| Land and window tax assessments | Gibson, Jeremy Sumner WycherleyMedlycott, Mervyn T.Mills, Dennis Richard | Monograph or Collective Volume | Federation of Family History Societies | 1998 |
| Land holdings and settlement in the Cooley peninsula of Louth | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1961 |
| Land reform in Ireland : a legal history of the Irish land problem and its settlement | Kolbert, C. F.O'Brien, T. | Monograph or Collective Volume | University of Cambridge | 1975 |
| Land tenure in south Kilkenny, c.1800-1850 | Fewer, T. G. (Thomas Gregory) | Thesis | | 1993 |
| Land use patterns and farming practice in county Fermanagh, 1609-1849 | Masterson, Harold T. | Article in Journal | | 1969 |
| Land(ladies) from a distance : absentee landholding and the politics of gender in medieval Ireland | Mitchell, Linda Elizabeth | Article in Journal | | 2018 |
| Land- und Forstwirtschaftliche Bodennutzung im mittelalterlichen Irland | Jäger, Helmut | Article in Journal | | 1979 |
| Landed society in mid-eighteenth-century County Down | Richey, Rosemary Anne | Thesis | | 2000 |
| Landholding and settlement in county Tipperary in the nineteenth century | Jones, Hugh | Article in Book | | 1985 |
| Landlordism in the Mullet of Mayo | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1959 |
| Landlords and urban life : Youghal and the Boyles 1641-1740 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1995 |
| Landscape and memory : Irish cultural transmission in Victoria (Australia) [c.1840-1901] | McClelland, Ian Peter | Thesis | | 2002 |
| Landscape archaeology in Ireland | | Monograph or Collective Volume | BAR | 1983 |
| Landscape in paper : cartographic sources for Irish archaeology | Reeves-Smyth, Terence | Article in Book | | 1983 |
| Language and society among the insular Celts A.D. 400-1000 | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1995 |
| Larah parish : i gCeartlár Sliabh na nDee | Barron, T. J. | Article in Journal | | 1978 |
| Last stages of plantation | Barnard, T. C. (Toby Christopher) | Article in Book | | 2009 |
| Last train from Harcourt Street (and a short history of the line) | Scannell, James | Monograph or Collective Volume | Foxrock Local History Club | 1993 |
| Late medieval nunneries of the Irish Pale | Mac Curtain, Margaret | Article in Book | | 2019 |
| Latin, literacy and the Celtic vernaculars around the year AD 500 | Harvey, Anthony | Article in Book | | 1992 |
| Law | Breatnach, Liam | Article in Book | | 1996 |
| Law and order in the very old west : England and Ireland in the early middle ages | Stacey, Robin Chapman | Article in Book | | 1991 |
| Law in Dundalk in 1719 | Anonymous | Article in Journal | | 1944 |
| Lawyers and the law in later seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1993 |
| Lazar houses of St. Laurence and St. Stephen in medieval Dublin | Ronan, Myles V. (Myles Vincent) | Article in Book | | 1995 |
| Le lettere inedite di Luca Wadding ad Antonio Caracciolo e la riforma liturgica di Urbano VIII | | Article in Journal | | 1973 |
| Le livre de la description des pays | Hamy, E. T.Le Bouvier, Gilles | Monograph or Collective Volume | | 1908 |
| Leabharlannaí | Ó Háinle, Cathal G. | Article in Journal | | 1997 |
| Leading from behind? St. Patrick's College, Maynooth and the development of church music in Ireland, 1800 - 1914 | McCarthy, Darina | Article in Book | | 2018 |
| Learning lordship : the education of Manawydan | McKenna, Catherine | Article in Book | | 1999 |
| Learning, the learned and literacy in Ireland, c.1660-1760 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1998 |
| Lebor na Cert and clientship | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2013 |
| Lectures on political economy, delivered in Trinity and Michaelmas terms, 1833 | Longfield, Mountifort | Monograph or Collective Volume | | 1834 |
| Legal documents relating to east Cork (cont.) | | Article in Journal | | 1948 |
| Legal documents relating to Fermoy, Castlelyons, and other parts of east Cork | Collins, J. T. | Article in Journal | | 1947 |
| Legal studies in Trinity College, Dublin, since its foundation | Delaney, V. T. H. | Article in Journal | | 1957 |
| Legal translation and terminology in the Irish Free State, 1922-1937 | McGrory, Orla | Thesis | | |
| Lemnalary : a house on the Antrim coast and those who lived in it. Part 1 | Irvine, James | Article in Journal | | 1984 |
| Lennox Robinson lived here | Cremin, Vicky | Monograph or Collective Volume | Foxrock Local History Club | 1991 |
| Leper hospitals in medieval Ireland : with a short account of the Military and Hospitaller Order of St. Lazarus of Jerusalem | Lee, Gerard A. | Monograph or Collective Volume | Four Courts | 1996 |
| Les catholiques anglais 1850-1950 | Becquet, T. | Article in Journal | | 1951 |
| Les Irlandais et les Vikings dans le Gulfe Saint-Laurent vers l'an mille | Le François, Jean-Jacques | Article in Journal | | 1965 |
| Lessons of Ulster | Cooke, Alistair BasilUtley, T. E. | Monograph or Collective Volume | Friends of the Union | 1997 |
| Lessons of Ulster | Utley, T. E. | Monograph or Collective Volume | Dent | 1975 |
| Lest we forget : the politics of commemoration, loyalty and peacebuilding at the centenary of the Somme | Evershed, Jonathan | Thesis | | |
| Lest we forget. This article is dedicated to all the local men who fought in the war of 1914-1918 | Lynch, John P. | Article in Journal | | 1995 |
| Letter of James Murray, of New York, to Rev. Baptist Boyd, of County Tyrone, Ireland, reprinted from the Pennsylvania Gazette, Oct. 27, 1737. | | Monograph or Collective Volume | | 1925 |
| Letter to James S. Kingston Esq. North Main St Bandon, Co. Cork, Ireland from F.G. Adderley, Toronto Ont. | Adderley, F.G. | Article in Journal | | 2024 |
| Letters and papers of Archbishop Ignazio Persico, papal commissary to Ireland 1887-8. Pt. 2 | O'Callaghan, Edward P. | Article in Journal | | 1994 |
| Letters and papers of archbishop Ignazio Persico, papal commissary to Ireland, 1887-1888 | O'Callaghan, Edward P. | Article in Journal | | 1993 |
| Letters from America | | Article in Journal | | 1948 |
| Letters from St Louis | Potterton, Homan | Article in Journal | | 1994 |
| Letters of Maria Edgeworth and Anna Letitia Barbauld | Barbauld, Anna Laetitia, 1743-1825Edgeworth, Maria, 1768-1849Sandford, LetticeScott, Walter Sidney | Monograph or Collective Volume | Golden Cockerel Press | 1954 |
| Letters on Armagh parish two centuries ago | Ó Fiaich, Tomás | Article in Book | | 2013 |
| Letters to 'The Kerryman' (Sept. '36 - Dec. '38) | O'Connell, Donal B. | Monograph or Collective Volume | Kerryman | 1939 |
| Letters written by Arthur Capel, earl of Essex, lord lieutenant of Ireland, 1675 | Anonymous | Monograph or Collective Volume | printed for J. Dodsley; Wilson and Nicol; T. Cadell; Robinson and Roberts | 1770 |
| LGBTQ Irish activists and the queering of Irish America | Keown, Bridget E. | Article in Book | | 2024 |
| Liber munerum publicorum Hiberniae, ab an. 1152 usque ad an. 1827; or, the establishments of Ireland, from the nineteenth of King Stephen to the seventh of George IV, during a period of six hundred and seventy-five years; being a report of Rowley Lascelles. 2 vols. in 7 pts. | | Monograph or Collective Volume | | 1852 |
| Liberal policies and nationalist policies in Ireland 1905-10 | Hepburn, Anthony C. | Thesis | | |
| Liberty Hall Peter Street. | Gallagher, Frank | Article in Journal | | 2012 |
| Libraries and collectors, 1700-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Libraries and glazed bookcases in eighteenth-century Ireland : additional evidence | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1999 |
| Libraries and librarianship in Northern Ireland | Walker, T. MacCallum | Article in Journal | | 1955 |
| Lieut. James Byers: Royal Dublin Fusiliers | Thompson, Glen | Article in Journal | | 2009 |
| Lieut. James Samuel Emerson V.C. | McKenna, Patsy | Article in Journal | | 1996 |
| Lieut. Walter P. Pollock Hamilton : a V.C from Inistioge | Anonymous | Article in Journal | | 1973 |
| Life and death in County Clare, 1849 | Hall, Spenser T. | Article in Book | | 1998 |
| Life and letters of Henry Parry Liddon : canon of St. Paul's cathedral, and sometime Ireland Professor of Exegesis in the University of Oxford. With a concluding chapter by the lord bishop of Oxford | Johnston, J. O. | Monograph or Collective Volume | | 1904 |
| Life and miracles of St. Modwenna | Bartlett, RobertGeoffrey of Burton | Monograph or Collective Volume | Oxford University Press | 2002 |
| Life and work of Canon Sheehan | McElligott, T.J. | Thesis | | 1942-1943 |
| Life and work of William K. Sullivan | Wheeler, T. S. | Article in Journal | | 1945 |
| Life at the monastery 1200 years ago | Parkes, Hilda | Article in Book | | 1987 |
| Life in Donegal, 1850-1900 | McCarron, Edward T. | Monograph or Collective Volume | Mercier Press | 1981 |
| Life in the sunny south-east. Housing and domestic economy in Viking and medieval Wexford | Bourke, Edward J. | Article in Journal | | 1995 |
| Life in the workhouses of Co Meath, 1838-1850 | Barrett, Rachel | Thesis | | 2008 |
| Life of Colman of Lynn | | Monograph or Collective Volume | Lilliput | 1999 |
| Life of Lieut.-General Hugh Mackay [1640?-92] | MacKay, J. | Monograph or Collective Volume | | 1836 |
| Life of Sir John T. Gilbert ... Irish historian and archivist, vice-president of the Royal Irish Academy, secretary of the Public Record Office of Ireland | Gilbert, R. M. (Rosa Mulholland) | Monograph or Collective Volume | | 1905 |
| Life of St. Declan of Ardmore (edited from MS. in Bibliotheque Royale, Brussels) and Life of St. Mochuda of Lismore (edited from MS. in Library of Royal Irish Academy) | | Monograph or Collective Volume | Irish Texts Society | 1914 |
| Life of St. Malachy | Luddy, Ailbe J. | Monograph or Collective Volume | Llanerch | 1994 |
| Life of the Rt. Hon. Frances Blackburne, late lord chancellor of Ireland | Blackburne, Edward | Monograph or Collective Volume | | 1874 |
| Life of the Rt. Rev. William Reeves | Ferguson, M. C., Lady | Monograph or Collective Volume | | 1893 |
| Life, letters and speeches of Lord Plunket. By his grandson. 2 vols. | Plunket, David, Hon. | Monograph or Collective Volume | | 1867 |
| Life-course mobility as an intergenerational process : inter-generational mobility in Ireland | Breen, RichardWhelan, Christopher T. | Monograph or Collective Volume | Economic and Social Research Institute | 1991 |
| Limavady and the Roe valley | Mullen, T. H. | Monograph or Collective Volume | [s.n.] | 1983 |
| Limavady and the Roe valley | Mullin, T. H. | Monograph or Collective Volume | [s.n.] | 1983 |
| Limerick's patron | Maloney, M. | Article in Journal | | 1957 |
| Lines of defence in Ulster, 1803 | | Article in Journal | | 1954 |
| Links between Anglo-Saxon and Irish early medieval art : some evidence of metalwork | Ryan, Michael | Article in Book | | 1991 |
| Lisburn and neighbourhood in 1798 | Paterson, T. G. F. | Article in Journal | | 1938 |
| Lisburn House, Dunedin, New Zealand | Neill, T. | Article in Journal | | 1982 |
| List of books and articles on agrarian history issued since Sept. 1960; Sept. 1961; Sept. 1962 | Thirsk, Joan | Article in Journal | | 1964 |
| List of passengers who boarded the steamship Siberian in Galway May 1889 | Martin, Francis T. | Article in Journal | | 1995 |
| List of some historical papers etc. on Irish fish, fishing and fisheries 1940-1974 | Went, A. E. J. | Monograph or Collective Volume | Dept. of Fisheries | 1978 |
| Literary forgeries in Irish | O'Rahilly, T. F. | Article in Journal | | 1941 |
| Literary sources for the history of Gaelic Ireland in the post-Norman period | Simms, Katharine | Article in Book | | 1996 |
| Literature and society in early seventeeth-century Ireland : the evaluation of change | Dooley, Ann | Article in Book | | 1992 |
| Literature and society, 1938-51 | Martin, Augustine | Article in Book | | 1969 |
| Literature in English, 1691-1800 | Beckett, J. C. (James Camlin) | Article in Book | | 1986 |
| Literature in English, 1891-1921 | Mercer, Vivian | Article in Book | | 1996 |
| Literature in English, 1891-1921 | Mercier, Vivian | Article in Book | | 1996 |
| Lithics from Bey More, Co. Meath | Brady, Conor | Article in Book | | 2023 |
| Liturgical influences on the decoration of the Book of Kells | Farr, Carol | Article in Book | | 1991 |
| Live from the Conniving House: Poetry and music in Eighteenth-Century Dublin | Griffin, Michael | Monograph or Collective Volume | Dublin City Council Public Libraries | 2018 |
| Lives of St. Finnian of Movilla : British evidence | Sperber, Ingrid | Article in Book | | 1997 |
| Living stones : a historical survey of the churches of the dioceses of Derry and Raphoe | Crooks, D. W. T. | Monograph or Collective Volume | The author | 2001 |
| Local archives and Gilbertian reforms | Clark, Mary | Article in Book | | 1999 |
| Local census listings, 1522-1930 : holdings in the British Isles | Gibson, Jeremy Sumner WycherleyMedlycott, Mervyn T. | Monograph or Collective Volume | Federation of Family History Societies | 1997 |
| Local courts in later 17th- and 18th-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2011 |
| Local Government Board for Ireland. Annual report. | Anonymous | Monograph or Collective Volume | | 1873 |
| Local heroes of the 1914 -1918 war | Kennedy, Dermot | Monograph or Collective Volume | Foxrock Local History Club | 1998 |
| Local traditions : folk life | Lucas, A. T. | Article in Book | | 1957 |
| Locality and metropolis in the British Empire : a note on some connections between the British North America Act (1867) and Gladstone's first Irish Home Rule Bill | Schreuder, Deryck Marshall | Article in Book | | 1976 |
| Location and landscape | Giblin, Aidan | Article in Book | | 2023 |
| Lock-out? Caledon 1919 | McVeigh, Mary T. | Article in Journal | | 1994 |
| Locked out: the 1905 dispute between the bricklayers' union (A.G.I.B.S.L.T.W.) and the Master Builders' Association | Hogan, John | Article in Journal | | 2008 |
| Logainmneacha / Placenames. | | Monograph or Collective Volume | | 2012 |
| London livery companies : schedules of the lands in Ulster allotted to the London livery companies, 1613 | | Article in Journal | | 1938 |
| Londonderry beseiged [sic] by General Hamilton and Conrard [sic] de Rosen, Mareschall Generall of all the Irish forces, 1689 | Maculloch, Archibald, Capt. | Monograph or Collective Volume | | 1689 |
| Longford Musketeers : the Farrells of Annaly and the sieges of St. Ghislain and Tangier | Collins, Stephen | Article in Journal | | 2003 |
| Looking back to 1958 | Whitaker, T. K. | Article in Book | | 2009 |
| Looking backward : Commodore Barry County Club in Twin Lakes, Wisconsin | Greeley, Andrew M. | Article in Journal | | 1979 |
| Looking east and west : the reception and dissemination of the Topographia Hibernica and the Itinerarium ad partes orientales in England [1185-c.1500] | David, Sumithra J. | Thesis | | 2009 |
| Looking the Devil in the eye : the figure of Satan in the Book of Kells folio 202v | Meehan, Bernard | Article in Book | | 2007 |
| Lord Broghill, Vincent Gookin and the Cork elections of 1659 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1973 |
| Lord Broghill, Vincent Gookin, and the Cork election of 1659 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1973 |
| Lord Burlington : architecture, art and life | | Monograph or Collective Volume | Hambledon | 1995 |
| Lord Doneraile and the fox | Crowley, Seamus | Article in Journal | | 1988 |
| Lord Falkland, 1610-43 : liberal layman in the age of the Stuarts | Addison, J. T. | Article in Journal | | 1950 |
| Lord Justice Christian and law reporting : a sidelight on Irish legal history | Delaney, V. T. H. | Article in Journal | | 1957 |
| Lord Justice Christian and law reporting : a sidelight on Irish legal history | Delany, V. T. H. | Article in Journal | | 1956 |
| Lord Milner's Irish journal, 1886 | O'Brien, T. H. | Article in Journal | | 1964 |
| Lordship in four realms : the Lacey family. 1166-1241 | Veach, Colin T. | Monograph or Collective Volume | Manchester University Press | 2014 |
| Lordships and invasions | McNeill, T. E. | Article in Book | | 1989 |
| Lordships and invasions : Ulster, 1177-1500 | McNeil, T. E. | Article in Book | | 1989 |
| Lorraine Hansberry, Sean O'Casey, and the common space of the theater | McClintock-Walsh, Cara | Article in Book | | 2024 |
| Lost infancy : medieval archaeology in Ireland | McNeill, T. E. | Article in Journal | | 2002 |
| Lough Derg in native Irish poetry | Ó Dúshláine, Tadhg | Article in Journal | | 1988 |
| Lough Rorkan and the O'Lorkans | Paterson, T. G. F. | Article in Journal | | 1959 |
| Loughlinstown House | Ryan, Rita | Monograph or Collective Volume | Foxrock Local History Club | 1983 |
| Loughlinstown workhouse in the 1840s | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1986 |
| Louisa Hamilton Norway, Royal Hibernian Hotel, Dawson Street. Tuesday, April15th [1916] | Norway, Louisa Hamilton | Article in Book | | 2016 |
| Love letters to a lady : Letters to Lady Castletown from Justice Oliver Wendell Homes, 1896-1926 | Power, Ita | Article in Journal | | 1993 |
| Love, laughter and yellow brick : a history of St. Mary's Parish, Crumlin, Dublin | Burrows, Edna | Monograph or Collective Volume | Edna Burrows | c. 1992 |
| Loyalty in an age of conspiracy: the oath-filled civil war in Ireland, 1795-1799 | Durey, Michael | Article in Book | | 2008 |
| Lt. Col. Con Costello K.M., PhD | Connolly, ElizabethMcDowell, Harry | Article in Journal | | 2006 |
| Lt. John Lindley St Leger, United Irishman | Ó Muire, Reamonn | Article in Journal | | 1984 |
| Lt. John Lindley St. Leger, United Irishman | Ó Muirí, Réamonn | Article in Journal | | 1984 |
| Lug, Balor, and the landscape of cultural imperialism | Radner, Joan N. | Article in Book | | 1991 |
| Lumen Christi : the stained glass windows of Mount Saint Joseph Abbey | Walsh, Laurence, O.Cist. | Monograph or Collective Volume | Cistercian Press | 2009 |
| M'Aenarán dam isa sliab | | Article in Journal | | 1940 |
| M. & L. Crilly, 49 Laurence St. Memories of an old-fashioned shop | Crilly, Ann | Article in Journal | | 2012 |
| M.H. Gill, later Gill and Macmillan | McIntosh, Gillian | Article in Book | | 2011 |
| M.Ps in Dublin : companion to History of the Irish Parliament. 1692-1800 | Johnston-Liik, Edith Mary | Monograph or Collective Volume | Ulster Historical Foundation | 2006 |
| MacCarthy people and places | St. Leger, Alicia | Monograph or Collective Volume | Ballinakella | 1990 |
| Machtalewi, a Leinster chieftain | Brooks, E. St. J. | Article in Journal | | 1941 |
| Made in Ireland : production, patriotism and prowess | Barnard, T. C. (Toby Christopher) | Article in Book | | 2015 |
| Magdalen Asylums in Ireland, 1880-1930 : welfare, reform, incarceration? | Luddy, Maria | Article in Book | | 2008 |
| Magdalen King-Hall | | Article in Journal | | 1989 |
| Magic | Lucas, A. T. | Article in Journal | | 1994 |
| Máire Ní Dhroma, cct. | Ní Dhroma, Máire | Article in Journal | | 1910 |
| Making a niche : the Green Party in Northern Ireland | Stephens, Judith M. | Thesis | | |
| Making history in Belfast : the tale of Francis Joseph Bigger, Samuel Shannon Millin and Waddell Cunningham | Rodgers, Nini | Article in Book | | 2004 |
| Making the Book of Fenagh; context and text | | Monograph or Collective Volume | Cumann Seanchais Bhreifne | 2016 |
| Making the grand figure : lives and possessions in Ireland, 1641-1770 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Yale University Press | 2004 |
| Making the past : history, identity, and the cultural politics of Ulster Folk Museum | Robinson, Evelyne | Thesis | | |
| Making use of communications theory | O'Donnell, Edward T. | Article in Journal | | 1984 |
| Mallow's forgotten soldiers | Sheehan, Patrick T. | Article in Journal | | 2006 |
| Malone, Belfast : the early history of a suburb | Carleton, T. | Article in Journal | | 1978 |
| Man of Aran | Mullen, Pat | Monograph or Collective Volume | M.I.T. | 1970 |
| Management-labour relations within the firm of Harland & Wolff, 1885-1925: a study of Belfast's trade unionism | Lynch, John Patrick | Thesis | | 1996 |
| Managing the Dublin slums, 1850-1922 | Prunty, Jacinta | Monograph or Collective Volume | Dublin City Public Libraries | 2004 |
| Mangan's 'antique deposit' in T.C.D. library | Chuto, Jacques | Article in Journal | | 1970 |
| Manifesto to the Irish Volunteers, 24th Sept., 1914 | Anonymous | Article in Journal | | 1914 |
| Mannin Castle, in the Parish of Aghamore, Barony of Costello, and County of Mayo | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1911 |
| Manor Street. Grangegorman and Stoneybatter: from medieval manor to 'hipster quarter | Dunne, Lynda | Article in Journal | | 2023 |
| Manual of Public Health for Ireland | Furlong, R. O'B.Grimshaw, T. W.Moore, J. W.Reynolds, J. E. | Monograph or Collective Volume | | 1875 |
| Manuscript sources relating to Belfast | Graham, T. | Monograph or Collective Volume | Belfast Natural History and Philosophical Society | 1992 |
| Manuscripts at Kilboy, Co. Tipperary, in the possession of the Lord Dunalley | | Article in Journal | | 1943 |
| Manuscripts of the right honourable Lord Talbot de Malahide, Malahide Castle, Co. Dublin | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1883 |
| Manuscripts transcribed by O Curry | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1939 |
| Maoldoid of Muckno | Ó Dufaigh, Seosamh | Article in Journal | | 2011 |
| Maon. Úrchluiche dTrí nGníomh | Ó Ceit, Seosamh Th. | Monograph or Collective Volume | Connradh na Gaedhilge | 1924 |
| Mapping spaces : towards a quantitative methodology for exploring maps and mapping in early modern Ireland, c.1530-1610 | Porter, Catherine Sarah | Thesis | | |
| Mar a caomhnaíodh oidhreacht Lochlannach Eabhraic | de Fréine, Seán | Article in Journal | | 1986 |
| Marching from the margins : twelfth July parades in Scotland, 1820-1914 | McFarland, Elaine W. | Article in Book | | 2000 |
| Marching with the tigers : the history of the Royal Leicestershire Regiment, 1955-1975 | Goldschmidt, Michael | Monograph or Collective Volume | Pen & Sword Military | 2009 |
| Margaret Gallagher's notebook | Robinson, J. K. | Article in Journal | | 1975 |
| Maritime Dingle, 1820-1950 | Graham, Daniel | Thesis | | 1998 |
| Markets and fairs of the town of Cavan | Smyth, T. S. | Article in Journal | | 1978 |
| Marmion descents : being the noble and royal ancestors of the Marmion family of Ireland | Marmion, William F. K. | Monograph or Collective Volume | St. Lazarus press | 2005 |
| Marriage and fertility in the Republic of Ireland since 1926 : some geographical considerations | Coward, John | Thesis | | |
| Marsh's library and the reading public | Barnard, T. C. (Toby Christopher) | Article in Book | | 2004 |
| Martin Coen, 1933-1997 | ÓT., G. | Article in Journal | | 1998 |
| Martyrdom and the rise of missionary hagiography in the Late Merovingian world. | Palmer, James T. | Article in Book | | 2016 |
| Masculinity and citizenship : boyhood and nationhood at St. Enda's | Sisson, Elaine | Article in Book | | 2009 |
| Masks and monsters : some recurring themes in Irish Romanesque sculpture | Garton, T. | Article in Book | | 2001 |
| Master John O'Hare N.T. 1888-1929 : a past principal of Burren school | Fitzsimons, J. | Article in Journal | | 1989 |
| Masters of Irish music | Gaul, Liam | Monograph or Collective Volume | Nonsuch | 2006 |
| Material cultures | Barnard, T.C. (Toby Christopher) | Article in Book | | 2014 |
| Materials for history of Abbey of Assaroe | MacDonagh, J. C. T. | Article in Journal | | 1956 |
| Mathematics and theoretical physics | Spearman, T. D. | Article in Book | | 1985 |
| Matilda and William Tone in New York and Washington, D.C., after 1798 | St. Mark, J. J. | Article in Journal | | 1987 |
| Matt Morgan of Tomahawk and English cartooning, 1867-70 | Kemnitz, T. M. | Article in Journal | | 1975 |
| Maulberlsch's portrait of St. Patrick | Ní Mheara, R. | Article in Journal | | 2004 |
| Maynooth parish church centenary (1840-1940), notes on the early history of the parish | MacSweeney, Michael T. | Article in Journal | | 1940 |
| Mc Clintock inscriptions and heraldry at Drumcar | Bellew, Séamus | Article in Journal | | 2005 |
| McCouaig family ships | McCouaig, Seán, Capt. | Article in Journal | | 1998 |
| McManus Jewellers, 92 Lr. Georges St. | Scudds, Colin | Article in Journal | | 2006 |
| Meagher memorabilia on display at the Waterford museum of treasures | Hearne, John M.McEneaney, Eamonn | Article in Book | | 2006 |
| Measgra dánta : miscellaneous Irish poems | O'Rahilly, T. F. | Monograph or Collective Volume | | 1927 |
| Meath holy wells | French, Noel | Monograph or Collective Volume | e-print.ie | [2012] |
| Meath in the Book of Rights | Walsh, Paul, Revd, 1885-1941 | Article in Book | | 1940 |
| Media and the Irish diaspora from the twentieth century to the present | O'Brien, Mark | Article in Book | | 2024 |
| Medical history of the famine | MacArthur, William, Sir | Article in Book | | 1956 |
| Medical history of the famine | Mac Arthur, William P. | Article in Book | | 1994 |
| Medieval and modern castles in county Donegal | MacDonagh, J. C. T. | Article in Journal | | 1956 |
| Medieval boom and bust. The rise and fall of Bannow and Clonmines | Colfer, Billy | Article in Journal | | 2010 |
| Medieval Britain in 1958, pt. 2 : Post-Conquest | Hurst, J. G.Wilson, David Mackenzie, Sir | Article in Journal | | 1960 |
| Medieval Britain in 1958. Pt. 1, Pre-Conquest | | Article in Journal | | 1960 |
| Medieval Britain in 1959, Pt. 2 : Post-Conquest | | Article in Journal | | 1961 |
| Medieval Britain in 1960, pt. 1 : Pre-Conquest | | Article in Journal | | 1962 |
| Medieval Britain in 1960, pt. 2 : Post-Conquest | | Article in Journal | | 1962 |
| Medieval Britain in 1961, pt. 1 : Pre-Conquest | | Article in Journal | | 1964 |
| Medieval Britain in 1961, Pt. 2 : Post-Conquest | Hurst, D. G. | Article in Journal | | 1964 |
| Medieval Britain in 1965, pt. 1 : Pre-Conquest | | Article in Journal | | 1967 |
| Medieval Britain in 1965, pt. 2 : Post-Conquest | Hurst, D. GillianWilson, David Mackenzie, Sir | Article in Journal | | 1967 |
| Medieval Britain in 1966, pt. 2 : Post-conquest | | Article in Journal | | 1968 |
| Medieval Ireland, 1169-1485 | Otway-Ruthven, Annette Jocelyn, 1909-1989 | Article in Book | | 1971 |
| Medieval raths? : an Anglo-Norman comment | McNeill, T. E. | Article in Journal | | 1975 |
| Medieval representation and consent. A study of early parliaments in England and Ireland, with special reference to the Modus tenendi Parliamentum | Clarke, Maude Violet, 1892-1935 | Monograph or Collective Volume | | 1936 |
| Medieval sub-kingdoms of Brega : the kingships of Calatrium Dessi Breg, , Mugdornae Breg and Uí Maic Uais Breg | Bhreathnach, Edel | Article in Book | | 2004 |
| Mega-ship art. [The author] examines the evidence for prehistoric rudders | Ó Gibne, Claidhbh | Article in Journal | | 2015 |
| Melodies and memories : 150 years at Cork Opera House | St. Leger, Alicia | Monograph or Collective Volume | Cork Opera House | 2005 |
| Memoir of Chief Justice Lefroy, By his Son, T.L. | Lefroy, Thomas | Monograph or Collective Volume | NA | 1871 |
| Memoir of Owen Peter Mangan, 1838-1924 | Barron, T. J. | Article in Journal | | 1984 |
| Memoir of Owen Peter Mangan, 1838-1924 | Barron, T. J. | Article in Journal | | 1985 |
| Memoir of Sir Robert P. Stewart, Kt., Mus.Doc., Professor of Music in the University of Dublin (1862-94) | Vignoles, O. J. | Monograph or Collective Volume | | 1898 |
| Memoir of the Church of St. Duilech in the Diocese of Dublin : commonly called 'Saint Doulagh's' containing a paper read before the Royal Irish Acadamy on Monday, April 11, 1859 | Reeves, William | Monograph or Collective Volume | Dublin University Press | 1859 |
| Memoir of the Rt. Rev. Robert Daly, D.D., lord bishop of Cashel | Madden, Hamilton, Mrs | Monograph or Collective Volume | | 1875 |
| Memoirs | Holt, Joseph, 1756x9-1826 | Monograph or Collective Volume | [s.n.] | 1838 |
| Memoirs of a land agent. Part 2 | | Article in Journal | | 1995 |
| Memoirs of a land agent. Part I | MacArthur, C. W. P. | Article in Journal | | 1994 |
| Memoirs of the life and correspondence of the rt. hon. Henry Flood | | Monograph or Collective Volume | | 1838 |
| Memoirs of the life and times of the rt. hon. Henry Grattan. 5 vols. | | Monograph or Collective Volume | | 1839 |
| Memoirs of the marquess of Rockingham and his contemporaries. 2 vols. | | Monograph or Collective Volume | | 1852 |
| Memoirs of the Rt. Rev. Richard Mant, bishop of Down and Connor and of Dromore with an introductory sketch of the history of those dioceses from the beginning of the seventeenth century | Mant, Walter | Monograph or Collective Volume | | 1857 |
| Memoirs through the ages, 4 : Professor Otway-Ruthven, T.C.D., Lecky Professor of History, 1951-81 | Sterling, Salters | Article in Book | | 2004 |
| Memoirs, Journal and Correspondence of Thomas Moore. 8 vols. | | Monograph or Collective Volume | | 1853 |
| Memorial inscriptions at St. Columba's Church, Draperstown and St. Anne's Church, Sixtowns | Fawcett, Frederick W.Mawhinney, GrahamMawhinney, JenniferMorrow, David | Monograph or Collective Volume | Ballinascreen Historical Society | 2004 |
| Memorial inscriptions from St. James's Graveyard Dublin : St. James's Graveyard Project | St. James's Development Association | Monograph or Collective Volume | St. Patrick's Cathedral Group of Parishes | 1988 |
| Memorial inscriptions in St. Nicholas' parish church, Dundalk | Anonymous | Article in Journal | | 2004 |
| Memorial of 1784 for a mail packet service between Waterford & Milford | | Article in Journal | | 1914 |
| Memorial plaques and windows in Blarney and District churches : 6. St. Peter's Church of Ireland, Carrigrohane | Synnott, Chris | Article in Journal | | 2015 |
| Memorials of the dead. Vol.11, South Dublin | Cantwell, Brian J.Cantwell, Ian T. | Monograph or Collective Volume | Brian J. Cantwell | 1990 |
| Memories : All Saints' Grangegorman : Choir and Vestry | O'Brien, Harold T. | Monograph or Collective Volume | [The author] | 1995 |
| Memories of Bishop Edward Galvin 1882-1956 (Excerpts from from a talk... on the occasion of the unveiling of a plaque ...in Newcestown, Co. Cork...) | Fitzgerald, Dan | Article in Journal | | 2025 |
| Memories of Kilmallock | Ryan, T. | Article in Journal | | 2003 |
| Memories of Lehaunstown races | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1995 |
| Memories of loyalty - St. Bridget's Glassdrummond | Kieran, Tony | Article in Journal | | 1990 |
| Memories of people and events | McGreevy, John | Article in Book | | 2006 |
| Memories of Sgoil Éanna | MacGarry, Milo | Article in Journal | | 1930 |
| Men, women and war : papers read before the XXth Irish Conference of Historians, held at Magee College, University of Ulster, 6-8 June 1991 | | Monograph or Collective Volume | Lilliput | 1993 |
| Mentioning the war : the Bureau of Military History | Kostick, Conor, 1964- | Article in Journal | | 2003 |
| Mercantilism and Ireland, 1620-40 | Kearney, H. F. | Article in Book | | 1958 |
| Merchant communities overseass, the navigation acts, and Irish and Scottish responses | Cullen, L. M. (Louis Michael) | Article in Book | | 1977 |
| Merlin's island : essays on Britain in the dark ages | Lethbridge, T. C. | Monograph or Collective Volume | | 1948 |
| Metal artefacts from Beaubec, Co. Meath | Scully, Órla | Article in Book | | 2023 |
| Metaphysics of George Berkeley (1685-1753), Irish philosopher | Kingston, F. T. | Monograph or Collective Volume | | 1992 |
| Methodist centenary church, St. Stephen's Green, Dublin: a commemorative record | Bradshaw, D. B. (David Bigham) | Monograph or Collective Volume | | 1943 |
| Michael Collin's intelligence war : the struggle between the British and the I.R.A., 1919-1921 | Foy, Michael T. | Monograph or Collective Volume | Sutton | 2006 |
| Michael Collins : the man who won the war | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1990 |
| Michael Collins : the man who won the war | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2009 |
| Michael Collins and the Civil War | Dwyer, T. Ryle (Thomas) | Article in Book | | 2017 |
| Michael Collins and the civil war | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier | 2012 |
| Michael Collins and the treaty : his differences with de Valera | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 1981 |
| Michael Collins's intelligence war : the struggle between the British and the IRA, 1919-1921 | Foy, Michael T. | Monograph or Collective Volume | Sutton | 2008 |
| Michael Davitt | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1966 |
| Michael Davitt and the 'pen' letter | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1945 |
| Michael Davitt and the 'pen' letter | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1945 |
| Michael Davitt and the British labour movement 1882-1906 | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1953 |
| Michael Davitt in Dartmoor | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1941 |
| Michael Davitt in penal servitude, 1870-1877 | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1942 |
| Michael Davitt, 1846-1906 : a survey and appreciation | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1946 |
| Michael Hayes - 1798 convict. Part I-II | Sweetman, William | Article in Journal | | 2013 |
| Michael Hewetson, M.A., Archdeacon of Kildare for a day (St. Peter's, 1686) | Hewetson, John | Article in Journal | | 1911 |
| Michael Hewetson, M.A., archdeacon of Kildare for a day (St. Peter's, 1686) | Hewetson, John | Article in Journal | | 1910 |
| Michael J. Dowling the story of a "Game Man" | Greene, Marc T. | Article in Journal | | 1923 |
| Michael John Collins and Marianne O'Brien | Dowd, Mary T.Huethorst, Bernard | Article in Journal | | 2007 |
| Michael Kelly Lawler : Mexican and Civil War officer | Dorris, J. T. | Article in Journal | | 1955 |
| Michael MacDermott-Hayes and the Westmeath Independent, 1900–20 | Burke, John | Article in Book | | 2018 |
| Michael T. Hastings (1876-1972), Westport and Leenane | McGinley, Michael | Article in Journal | | 2011 |
| Michael, Cardinal Logue, 1840-1924 | Walsh, Aisling | Thesis | | 1996 |
| Mícheál Ó Cléirigh, his associates and St Anthony's College, Louvain | Jennings, BrendanMooney, CaniceO'Brien, FelimWalsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | Four Courts | 2008 |
| Mick Quill and the birth and growth of the Transport Workers Union | O'Reilly, Gerry | Article in Journal | | 1988 |
| Middle-class culture and civic identity in mid-nineteenth century Belfast | Johnson, Alice | Thesis | | 2010 |
| Migration movements and the distribution of population in Éire | Freeman, T. W. | Article in Journal | | 1933 |
| Miles Symner and the new learning in seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1972 |
| Militant opposition to Home Rule : the after-life | Jackson, Alvin | Article in Book | | 2004 |
| Military defences of Cork | Collins, John T. | Article in Journal | | 1943 |
| Mimesis and diegesis in the Cattle Raid of Cuailnge | Tristram, Hildegard L. C. | Article in Book | | 1999 |
| Minds on trial : great cases in law and psychology | Ewing, Charles PatrickMcCann, Joseph T. | Monograph or Collective Volume | Oxford University Press | 2006 |
| Ministry of Transport, Railway Department papers (MT.6), 1 : 1841-77; 2 : 1877-1902; 3 : 1902-1919. 3 vols. | Public Record Office | Monograph or Collective Volume | | 1974 |
| Minutes of the proceedings of the Guardians of the Drogheda Union : July 1839 to March 1843 | Anonymous | Monograph or Collective Volume | St. Oliver's Community College | 1995 |
| Miscellanea Hibernica | O'Brien, M. A. (Michael Alphonsus) | Article in Journal | | 1938 |
| Miscellanea. An Askeaton mystery solved | O'Halloran, Michael | Article in Journal | | 2004 |
| Miscellaneous works | Grattan, H.Grattan, Henry, Rt. Hon. | Monograph or Collective Volume | | 1822 |
| Misericords : with special reference to those in St. Mary's Cathedral, Limerick | Haydn, J. A. | Monograph or Collective Volume | McKern's Printers | [1940?] |
| Misplacings in the text of Saint Patrick's 'Confession' | Ó Raifeartaigh, T. | Article in Journal | | 1984 |
| Missionary record of the Oblates of Mary Immaculate, St. Mary Magdalene, Blaenau Ffestiniog | O'Donovan, Richard | Monograph or Collective Volume | Missionary Oblates of Mary Immaculate | 2003 |
| Mixed education and the synod of Ulster, 1831-40 | Ó Raifeartaigh, T. | Article in Journal | | 1955 |
| Mná na Tríonóide | Ní Éigeartaigh, Máire | Article in Journal | | 1946 |
| Moira Lysaght. Doyenne of the Old Dublin Society | Butler, Katherine | Article in Journal | | 1995 |
| Moling and the Bórama | Davies, Morgan T. | Article in Book | | 2016 |
| Monkeys in a menagerie : the imagery of unionist opposition to Home Rule, 1886-1893 | Dorrity, Daniel T. | Article in Journal | | 1977 |
| Monotheistic to a certain extent. The 'good neighbours' of God in Ireland | Borsje, Jacqueline | Article in Book | | 2009 |
| Montreal's ship fever monument. An Irish Famine memorial in the making | MacMahon, Colin | Article in Journal | | 2007 |
| Monumental inscriptions in the Library of the Society of Genealogists : Pt. 1 : Southern England; Pt. 2 : Northern England, Wales, Scotland, Ireland and overseas | Collins, LydiaMorton, Mabel | Monograph or Collective Volume | The society | 1984 |
| Monuments : Kilmainham Jail | Corfe, T. | Article in Journal | | 1980 |
| Monuments of Irish interest in St. Isidore's Rome | Mott, George | Article in Journal | | 1978 |
| Monuments of St. Nicholas' Collegiate Church, Galway : a historical, genealogical and archaeological record | | Monograph or Collective Volume | F.A.S. Training | 1994 |
| Monuments of unageing embarrassment: Brinsley MacNamara and the Bildungsroman in the Irish Free State | Murphy, Richard T. | Article in Journal | | 2013 |
| Moral and economic improvement : Francis Hutcheson on property | Horne, T. A. | Article in Journal | | 1986 |
| Moral force unionism : A. V. Dicey and Ireland, 1885-1922 | Boyce, David George, 1942- | Article in Book | | 2004 |
| More than discourse: the sermons of evangelical Protestants in nineteenth-century Ulster | Dickson, James Norman Ian | Thesis | | 2000 |
| Mortality in Magherafelt, Co. Derry, in the early eighteenth century | Morgan, Valerie | Article in Journal | | 1974 |
| Most Rev. Thomas McDonnell bishop of Killala, Dec. '70 - Jan. '87 : a personal tribute by Rt. Rev. P. Gallagher P.P., V.G. Crossmolina | Gallagher, Patrick | Article in Journal | | 1988 |
| Mothers of the Insurrection : Theodosia Hickey's Easter Week | Weihman, Lisa | Article in Book | | 2020 |
| Mottes in Ireland : a draft list | Glasscock, R. E.McNeill, T. E. | Article in Journal | | 1972 |
| Mount Merrion : the old and the new : church of St. Therese, Mount Merrion, Co. Dublin | Anonymous | Monograph or Collective Volume | The editor | 1981 |
| Mount Sackville, 1864-2004 | Delaney, M. | Monograph or Collective Volume | Sisters of St. Joseph of Cluny | 2004 |
| Mr Kennedy Miller's very capable company of Irish players
. | Fitz-Simon, Christopher | Monograph or Collective Volume | Dublin City Public Libraries | 2011 |
| Mr Timothy Casey's robberies : episode from the library minutes, T.C.D., 1793 | Parke, H. W. | Article in Journal | | 1949 |
| Mr. Burke's imperial mentality and the proposed Irish absentee tax of 1773 | Mahoney, T. H. D. | Article in Journal | | 1956 |
| Mrs Conolly and Castletown 1720-1752 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Mrs Harris, her pocket and her petition : some thoughts on Swift's Dublin Castle poems of 1699-1701 | Carpenter, Andrew | Monograph or Collective Volume | Dublin City Public Libraries | 2007 |
| Múinteóiri náisiúnta agus an dlisteanas, 1831-70 | Ó Raifeartaigh, T. | Article in Journal | | 1956 |
| Muintir Bhaire - an Irish rural parish, past and present | Walsh, T. J. | Article in Journal | | 1975 |
| Muirchú and his 'remi cymba': whence his Latin and its wordstore? | Harvey, Anthony | Article in Journal | | 2016 |
| Muirchú's 'Life of St Patrick' and the history of fifth-century Ulster | McDonagh, Patrick | Article in Journal | | 2018 |
| Muirchú’s Patrick: a bishop for the seventh century | Powell, Robert J. | Thesis | | 2011 |
| Muireadhach Albanach Ó Dálaigh and the classical revolution | Simms, Katharine | Article in Book | | 2006 |
| Muiris Ó Gormáin's book-lists and T. F. O'Rahilly | Sharpe, Richard | Article in Journal | | 2013 |
| Muiris Ó Gormáin's English-Irish phrasebook | McCaughey, T. P. | Article in Journal | | 1967 |
| Muley cows and Brock faced ewes : delving into the Ulster roots of the Augusta County Estray books, 1775-1840 | Sorrells, Nancy T. | Article in Journal | | 2001 |
| Municipal charters of the town of Cavan | Smyth, T. S. | Article in Journal | | 1962 |
| Music and society, 1850-1921 | Fleischmann, Aloys, 1910-1992 | Article in Book | | 1996 |
| Music and song in early eighteenth-century Belfast | Gillespie, Raymond | Article in Book | | 2012 |
| Music before 1700 | Boydell, Brian | Article in Book | | 1986 |
| Music, 1700-1850 | Boydell, Brian | Article in Book | | 1986 |
| My brother John : a sister's story | Carthy, Marie | Monograph or Collective Volume | Hachette Books Ireland | 2007 |
| My Irish convict. From a convict in County Offaly to farmer’s wife in Windsor, N.S.W., Australia | Valentine, Pam | Article in Journal | | 1996 |
| Nachatki marksistskoi istoriografii v Anglii (Dzhems Konnoli i Ralf Foks) | Zvavich, I. S. | Article in Journal | | 1948 |
| Names in -iacum | Blok, Dirk P. | Article in Book | | 1982 |
| Nano Nagle : undaunted daughter of desires | Walsh, T. J. (Thomas Joseph) | Article in Journal | | 1976 |
| Nano Nagle and the Presentation Sisters | Walsh, T. J. | Monograph or Collective Volume | Gill | 1959 |
| Naoi and St. Ernene | O'Reilly, Stan J. | Article in Journal | | 2002 |
| Naomh Maolmhaodhóg | Ó Cuileanáin, Edmond | Article in Journal | | 2003 |
| Naomh Pádraig agus foireann na loinge | Ó Raifeartaigh, T. | Article in Journal | | 1983 |
| Narrative, historical representation and collective identity in the Gaelic literatures of Ireland and Scotland pertaining to the period 1914-1918 | Simpson, N. E. | Thesis | | |
| National Archives. Survey of business records [2004] | | Article in Journal | | 2004 |
| National features, modern topography and social economy of the parish of Loughguile, county Antrim | Boyle, James | Article in Journal | | 1984 |
| National festivals, the state and "protestant ascendancy" in Ireland, 1790-1829 | Hill, Jacqueline R. | Article in Journal | | 1984 |
| National Union of Women Workers of Great Britain and Ireland [National Council of Women of Great Britain]. Handbook and report. | Anonymous | Monograph or Collective Volume | | 1890 |
| Nationale Organisationen in Irland 1801-1921 | Alter, P. | Article in Book | | 1978 |
| Nationalism and independence : selected Irish papers | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cork University Press | 1997 |
| Nationalism and the Irish peasant, 1800-48 | Brown, T. N. | Article in Journal | | 1953 |
| Nationalism's pilot light... Matthew Kelly reviews the historiography | Kelly, Matthew | Article in Journal | | 2008 |
| Nationality and kingship in pre-Norman Ireland | Ó Corráin, Donnchadh | Article in Book | | 1978 |
| Nationality and the pursuit of national independence | | Monograph or Collective Volume | Appletree Press | 1978 |
| Nations and kingdoms : a view from above | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2003 |
| Natives and newcomers : plantation-era archaeology on Irish road schemes. | Lyttleton, James. | Article in Book | | 2012 |
| Navan St. Vincent de Paul ... 100 years on | Hannon, Ian | Monograph or Collective Volume | Saint Vincent de Paul | 2005 |
| Navigation : the key to the Armada disaster | Douglas, Ken | Article in Journal | | 2003 |
| Nazionalismo e integralismo religioso come attrazioni esotiche : Edith e Victor Turner al purgatorio di S. Parizio | Taviani, Paolo | Article in Journal | | 1995 |
| Nemavia, a Celtic temenos | Felder, Egon | Article in Book | | 1982 |
| Neo-Latin poetry in the British Isles | | Monograph or Collective Volume | Bristol Classical Press | 2012 |
| Nettles and charlock as famine food | Lucas, A. T. | Article in Journal | | 1959 |
| Neue Beiträge zur Geschichte des Schottenklosters St. Jakob in Erfurt | Hammermayer, Ludwig | Article in Journal | | 1960 |
| New altars for Castlebridge : Church People Newspapers, Saturday 5th November 1898 | Anonymous | Article in Book | | 2005 |
| New Boston to New Brunswick : anonymous loyalists in New Hampshire | Acheson, T. W. | Article in Journal | | 1997 |
| New church of St Malachy's | Ó Muirí, Réamonn | Article in Book | | 2013 |
| New fields and farms : migration policies of state land agencies, 1897-1980 | Nolan, William | Article in Book | | 1988 |
| New history of Ireland, 9 : A companion to Irish history. Part 2 | | Monograph or Collective Volume | Clarendon Press | 1984 |
| New horizons: the Sisters of St. Louis in a changing world | O'Donoghue, Jo | Monograph or Collective Volume | Londubh | 2012 |
| New introduction and bibliography | Ó Gráda, Cormac | Article in Book | | 1994 |
| New Ireland, an Irish weekly, May 15th, 1915 - Sept., 1919 | Anonymous | Monograph or Collective Volume | Wood Printing Works | 1919 |
| New light on St. Kilian | Gwynn, Aubrey | Article in Journal | | 1957 |
| New light on the Werburgh Street theatre | Stockwell, L. T. | Article in Journal | | 1932 |
| New opportunities for British settlement : Ireland, 1650-1700 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1998 |
| New Survey of Clare Island Volume 10: Land and freshwater fauna | | Monograph or Collective Volume | Royal Irish Academy | 2022 |
| Newcastle Catenians and the Great War | Hagerty, James M.Kenmair, Kevin | Article in Journal | | 2007 |
| Newcastle sanatorium - fifty years' work | Moorhead, T. G. | Article in Journal | | 1943 |
| Newspaper coverage of Northern Ireland, 1968-1985 | Wornell, Jo-Anne | Thesis | | 1992 |
| Newspaper miscellanea | Neill, T. | Article in Journal | | 1982 |
| Nice fellow : a biography of Jack Lynch | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2001 |
| Nicholas French, bishop of Ferns, and the peace with Ormonde, 1649 | Corish, Patrick J. | Article in Journal | | 1947 |
| Nine lives | Courtney, David | Monograph or Collective Volume | Mercier Press | 2008 |
| Ninth Report of the Royal Commission on Historical Manuscripts, part 2, with appendix and index. [C. 3773-i] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1884 |
| No history, no future? | Collins, Elma | Article in Journal | | 2011 |
| No longer a political side show : T.R. Harrington and the 'new' Irish Independent, 1905-31 | Larkin, Felix M. | Article in Book | | 2012 |
| No man's man | Sullivan, Maev Healy | Monograph or Collective Volume | Browne & Nolan | 1943 |
| No sex, please, we're Catholic: the influence of the Catholic church on the declining marriage rates in Ireland between the Famine and the First World War | Foley, Aideen | Thesis | | 2000 |
| No solution : British government policy in Northern Ireland under Labour 1974-79 | Aveyard, Stuart C. | Thesis | | |
| Nora Herlihy : Irish credit union pioneer | Culloty, Anthony T. | Monograph or Collective Volume | Irish League of Credit Unions | 1990 |
| Nora T. Goonane Leonard 1913-2007 | Madden, Gerard | Article in Journal | | 2009 |
| North Antrim families | Bennett, T. | Monograph or Collective Volume | Volturna Press | 1974 |
| North County Dublin : a memoir, 1935-2014 | Redmond, Dan | Monograph or Collective Volume | The author | 2018 |
| North European pottery imported into Ireland, A.D. 1200-1500 | Wallace, Patrick F. | Article in Book | | 1983 |
| Northern Ireland | Cobane, Craig T. | Article in Book | | 2000 |
| Northern Ireland : Sunningdale, power-sharing and British-Irish relations, 1972-1975 | McDavid, S. | Thesis | | |
| Northern Ireland : the evolution of a rank-size distribution? | Harrison, R. T. | Article in Journal | | 1980 |
| Northern Ireland and the Cold War, 1945 to 1972 | Goss, Stephen J. | Thesis | | |
| Northumbria and the Book of Kells | Brown, T. J. | Article in Journal | | 1972 |
| Northumbria and the Book of Kells | Brown, T. J. | Article in Book | | 1994 |
| Not only the ruling classes to overcome, but also the so-called Mob : class, skill and community in the St. Louis general strike of 1877 | Roediger, D. | Article in Journal | | 1985 |
| Nótaí ar Óglaigh, ar Chaithearnigh, ar Mhílístigh is ar Oráistigh Chontae na Gaillimhe | Ó Snodaigh, Pádraig | Article in Journal | | 1980 |
| Note on old timber road excavated Limerick-Dublin main road, Annaholty, near Limerick | Hanrahan, E. T. | Article in Journal | | 1950 |
| Note on the church of St. Michan, Dublin | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Article in Journal | | 1926 |
| Note on the St. Nicholas MSS | O'Sullivan, M. D. (Mary Donovan) | Article in Journal | | 1938 |
| Notes : Irish Brigade members aged 40 or older, listed as killed at the Battle of Antietám, 17 Sept. 1862 | Anonymous | Article in Journal | | 2002 |
| Notes and documents: Friar Malachy of Ireland | Esposito | Article in Journal | | 1918 |
| Notes and emendations on the Latin writings of St. Patrick | Hitchcock, F. R. M. | Article in Journal | | 1938 |
| Notes d'hagiographie celtique. 49, Pour la date de fondation d'Iona et celle de la mort de St. Colum Cille | Grosjean, Paul | Article in Journal | | 1960 |
| Notes on a Latin life of St. Patrick | Esposito, MarioGrosjean, Paul | Article in Journal | | 1953 |
| Notes on Belgard Castle, Clondalkin, County Dublin | Bewley, Edmund T., Sir | Article in Journal | | 1908 |
| Notes on early Irish history and mythology | O'Rahilly, T. F. | Article in Journal | | 1950 |
| Notes on hut-sites at Aughris, County Sligo | Kitchin, F. T. | Article in Book | | 2002 |
| Notes on Irish place-names | O'Rahilly, T. F. | Article in Journal | | 1933 |
| Notes on megalithic tombs in Sligo and Achill | Piggott, StuartPowell, T. E. | Article in Journal | | 1947 |
| Notes on mural graves found in the foundations of the chancel of St.Brigid's cathedral church, Kildare, in 1891 | Cowell, George Young | Article in Journal | | 1902 |
| Notes on St. Bernard's Life of St. Malachy and his two sermons on the passing of St. Malachy | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Article in Journal | | 1919 |
| Notes on the Besnard family | Evans, T. E. | Article in Journal | | 1934 |
| Notes on the Burgus of Athenry, its first defences, and its town walls | AnonymousKnox, H. T. (Hubert Thomas) | Article in Journal | | 1919 |
| Notes on the Co. Louth volunteers, 1782 | Dolan, J. T. | Article in Journal | | 1940 |
| Notes on the decoration in the 'Duanaire' of Cú Chonnacht mág Uidhir | Ó Macháin, Pádraig | Article in Journal | | 2016 |
| Notes on the early history of the dioceses of Tuam, Killala and Achonry | Knox, H. T. (Hubert Thomas) | Monograph or Collective Volume | Hodges, Figgis . | 1904 |
| Notes on the fortification of Kinsale harbour | O'Neil, Bryan Hugh St. John | Article in Journal | | 1940 |
| Notes on the history of the Church and Parish of S. Bartholomew | Longworth-Dames, R. S. | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | 1908 |
| Notes on the History of Turf as Fuel in Ireland to 1700 AD | Lucas, A. T. | Article in Journal | | 1970 |
| Notes on the relics of St. Patrick | Bourke, Cormac | Article in Journal | | 1989 |
| Notes respecting the Church of St. Peter, parish of Ballymodan, and County of Cork | | Monograph or Collective Volume | Printed by the Boys of the Door-Step Brigade | 1874 |
| Notes. Lieut.-Colonel [Samuel] Ernest Sydney FitzSimon M.B.E. (Mil.), S.C. (b. 6 Feb.1892; d. 25 Dec. 1974) | Ferguson, Kenneth | Article in Journal | | 2022 |
| O'Connell and the Ireland in which he lived | O'Brien, G. A. T. | Article in Journal | | 1929 |
| O'Connell's impact on Europe | Williams, T. Desmond | Article in Book | | 1984 |
| O'Donovan Rossa : Irish rebels in English prisons | | Monograph or Collective Volume | | 1991 |
| O'Loughlin memorial church of St. John the evangelist, Kilkenny | Birthistle, Dorcas | Article in Journal | | 2001 |
| O'Meagher in Australia | O'Sullivan, Elaine | Article in Book | | 2006 |
| Obituaries 2013. Edward Law | T., A. | Article in Journal | | 2013 |
| Obituaries. Ann Gibbons | T., A. | Article in Journal | | 2022 |
| Obituaries. Anne Rice | T., A. | Article in Journal | | 2022 |
| Obituaries. Anne Rice | T., A. | Article in Journal | | 2022 |
| Obituaries. Frances and John Wallace | N., P.M.T., A. | Article in Journal | | 2020 |
| Obituaries. John Dyer | F., M.T., A. | Article in Journal | | 2020 |
| Obituaries. Michael Brennan | T., A. | Article in Journal | | 2020 |
| Obituaries. Patrick T. Ward | McQ., P. | Article in Journal | | 2022 |
| Obituaries. Philip Clohosey | T., A. | Article in Journal | | 2022 |
| Obituaries. Sheila Lane | T., A. | Article in Journal | | 2022 |
| Obituary - Alderman Thomas Kelly, T.D., first president, Old Dublin Society, 1934-1942 | Anonymous | Article in Journal | | 1947 |
| Obituary : Andrew John Richardson 1955-1998 | Ní Mhoitleigh, Colette | Article in Journal | | 1999 |
| Obituary : Dr Richard Fitzgerald | Chartres, T. G. | Article in Journal | | 1995 |
| Obituary : Father T. Corcoran, S.J. 1872-1943 | Anonymous | Article in Journal | | 1943 |
| Obituary : his honour the 28th Lord Dunboyne | Chartres, T. G. | Article in Journal | | 2004 |
| Obituary : James T. Lang, F.S.A. (1935-1997) | W., P. F. | Article in Journal | | 1997 |
| Obituary : Lorna Gwynfa Rosbottom | Charter, T. G. | Article in Journal | | 1999 |
| Obituary : Lt. Colonel Charles Marcus Lefevre Clements, M.C., 4 November 1904 - 3 August 1996 | McDowell, Henry | Article in Journal | | 1996 |
| Obituary, Sir Charles Ball, Bart., M.D. | G., C. | Article in Journal | | 1916 |
| Obituary. Professor Edward Martyn Jope, 1915-1996 | McN, T. | Article in Journal | | 1994 |
| Obituary. C. Herbert Hurst, Ph.D. | J., T. | Article in Journal | | 1898 |
| Obituary. Captain Charles B. Tottenham, 1924-1992 | Clear, T. | Article in Journal | | 1992 |
| Obituary. Henry Garnett. 1868-1931 | | Article in Journal | | 1932 |
| Obituary. Patrick J. Corish 1921-2013 | O'Connor, Thomas | Article in Journal | | 2014 |
| Obituary. Samuel Gordon, M.D. | J., T. | Article in Journal | | 1898 |
| Obituary. T.G.F. Paterson, 1888-1971 | W., D.R.M. | Article in Journal | | 1973 |
| Obituary. Terry de Valera F.R.I.A.M. June 4th 1922 - June 27th 2007 | M, T. | Article in Journal | | 2007 |
| Obituary: Fr Hugh Fenning OP | E., T. | Article in Journal | | 2018 |
| Obligationes pro annatis diocesis Ossoriensis, 1413-1531 | | Article in Journal | | 1957 |
| Observations on Irish lake dwellings | Kelly, Eamonn P. | Article in Book | | 1991 |
| Observations on the Ossianesque in Medieval Irish Literature and Modern Irish Folklore | Nagy, Joseph Falaky | Article in Journal | | 2001 |
| Obvervations on Michael Collins with an account of his funeral | Collins, John T. | Article in Journal | | 2013 |
| Occasional papers of T. R. Malthus on Ireland, population and political economy from contemporary journals | Malthus, Thomas RobertSemmel, Bernard | Monograph or Collective Volume | Burt Franklin | 1963 |
| Occasional papers on the Irish in South Africa | Akenson, Donald Harman | Monograph or Collective Volume | Inst. of Economic & Social Research, Rhodes University | 1991 |
| Occupation of Connaught by the Anglo-Normans after A.D. 1237 | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1903 |
| Occupation of the county of Galway by the Anglo-Normans after 1237 | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1901 |
| Of cooks and coffin makers | Dawson, T. | Article in Journal | | 1977 |
| Of fossils and fish : the palaeontological and zoological illustrations of George Victor du Noyer | Monaghan, Nigel T.Sides, Elizabeth | Article in Book | | 1995 |
| Of one company : biographical studies of famous Trinity men, 1591-1951 | | Monograph or Collective Volume | Trinity College | 1951 |
| Of prejudice and predilection : Lady Morgan and her "Annals of St. Grellan" | Ross, Bianca | Article in Journal | | 1994 |
| Of Saxons, a Viking and Normans : Colmán, Gerald and the monastery of Mayo | Ní Mhaonaigh, Máire | Article in Book | | 2009 |
| Officers of St Patrick's Hospital, 1746-1948 | Widdess, J. D. H. | Article in Book | | 1948 |
| Officers of the Kildare militia, 1794-1817 | Groves, T. | Article in Journal | | 1939 |
| Official government sources regarding the history of the Royal Ulster Special Constabularies, 1920-56 | Murphy, William Francis | Thesis | | 1989 |
| Ogam Stones and the earliest Irish Christians | Swift, Catherine | Monograph or Collective Volume | Department of Old and Middle Irish, St.Patrick's College,Maynooth, | 1997 |
| Ogam stones and the earliest Irish Christians | Swift, Catherine | Monograph or Collective Volume | St. Patrick's College, Department of Old and Middle Irish | 1997 |
| Ogham preserved digitally - 3D technology for a 3D script. ...[the authors] consider the value of 3D scanning and modelling of ogham stones | Devlin, GaryMoore, FionnbarShaw, RobertWhite, Nora | Article in Journal | | 2015 |
| Oidhreacht Neil T. Bhleine R.I.P. | Ó Gadhra, Nollaig | Article in Journal | | 1996 |
| Old dwellings of distinction:Cambo Castle; Woodbrook, Holywell; Cloongownagh; Danesfort; Cuiltyoneen; Springfield | Keenehan, John | Article in Book | | 2006 |
| Old Ireland | | Monograph or Collective Volume | Gill | 1965 |
| Old Irish and Highland dress, and that of the Isle of Man, with chapters on pre-Norman dress as described in early Irish literature, by F. Shaw, and on early tartans by J.T. Dunbar | McClintock, H. F. | Monograph or Collective Volume | | 1950 |
| Old spice : William King, culinary antiquarianism, and national boundaries | Morton, T. | Article in Journal | | 1999 |
| Old St Malachy's | Paterson, T. G. F. | Article in Book | | 2013 |
| Old St Malachy's, 1752-1938 | Paterson, T. G. F.,Ó hÁdhmaill, Pádraig | Article in Book | | 2013 |
| Old St. Malachy's | Paterson, T. G. F. | Article in Journal | | 1955 |
| Old St. Mary's : memories and images | Art, Craft and Design Class, Central Technical Institute, Clonmel | Monograph or Collective Volume | Central Technical Institute, Clonmel | 1996 |
| Old timbered house in Drogheda | Conlon, T. P. | Article in Journal | | 1947 |
| Old times in the barony | Conmee, John S.Wall, Thomas | Monograph or Collective Volume | Carraig Books | 1976 |
| Old Waterford Society Survey : civil parishes of Crook and Kilsop, Faithlegg, Killea, Kill, St. Nicholas, Kilmacombe, Rathmoylan and Crobally | Anonymous | Article in Journal | | 1983 |
| Oliver Plunkett, 1 : Ireland's new saint | Ó Fiaich, Tomás | Monograph or Collective Volume | Veritas | 1975 |
| Oliver Plunkett, 2 : In his own words | Forristal, Desmond | Monograph or Collective Volume | Veritas | 1975 |
| Oliver St John first manorial lord of Ballymore and Kernan | Anonymous | Article in Journal | | 2004 |
| Om Nordmaends Deltagelse i det danske Hjelpekorps i Irland og Flandern 1689-1697 | Barstad, H. J. | Monograph or Collective Volume | | 1928 |
| On 'His Magisties Order' : social relations in West Offaly, the barony of Garrycastle, 1801-1851 | Murphy, Gerard | Thesis | | 2009 |
| On a manuscript description of the city and county of Cork, circa 1685, written by Sir Richard Cox. With notes by T.A. Lunham | | Article in Journal | | 1902 |
| On a rock in the middle of the ocean : songs and singers in Tory Island | Mac Ruairí, ÉamonnÓ Laoire, Lillis, | Monograph or Collective Volume | Cló Iar-Chonnachta in association with Scarecrow Press | 2005 |
| On Celts calling themselves 'Celts' and related questions | Koch, John, T. | Article in Journal | | 2009 |
| On St. Columban of Bobbio. 1, Bobbio : an Irish monastery; 2, Did St. Columban pass through Britain? | Chute, Desmond | Article in Journal | | 1949 |
| On the beat : a woman's life in the Garda Síochána | O'Connor, Mary T. | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| On the Corporation Books of Galway | Lawson, T. D.Trench, W. F. | Article in Journal | | 1900 |
| On the doorsteps : memoirs of a long-serving T.D. | O'Leary, John | Monograph or Collective Volume | Irish Political Memoirs | 2015 |
| On the earliest Latin life of St. Brigid of Kildare | Esposito, Mario | Article in Journal | | 1912 |
| On the edge of improvement : Rathlin Island and the modern world | Forsythe, W. | Article in Journal | | 2007 |
| On the eve of war | Nowlan, Kevin B. | Article in Book | | 1969 |
| On the history, position, and treatment of the public records of Ireland. By an Irish archivist. | [Gilbert, J. T. (John Thomas), Sir, 1829-1898] | Monograph or Collective Volume | | 1864 |
| On the Irish 'St. Patrick' or 'floreat rex' coinage, subsequently circulated in New Jersey by Mark Newbie : with reasons for connecting it with Lord Glamorgan's attempts to levy troops in Ireland for Charles | Frazer, William | Article in Journal | | 1895 |
| On the origin of the names Érainn and Ériu | O'Rahilly, T. F. | Article in Journal | | 1946 |
| On the trail of the big cone pine. Charles Nelson follows the travels of a botanising doctor from Dundalk | Nelson, E. Charles | Article in Journal | | 1994 |
| Once more on Proclus, the Virgin Mary and the Irish | Woods, David | Article in Journal | | 2014 |
| Once upon a time in the west... | Hensey, RobertRobin, Guillaume | Article in Journal | | 2012 |
| One hundred and fifty years of worship and witness, 1824-1974 | Poyntz, S. G. | Monograph or Collective Volume | [St Stephen's parish] | 1974 |
| One hundred and fifty years, 1826-1976: sesquicentennial anniversary Portadown parish church (St. Mark's) | St. Mark's Church | Monograph or Collective Volume | Nelson & Knox (N.I.) (printer) | 1976 |
| One hundred years of quantity surveying : the annals of Patterson and Kempster, 1860-1960 | Aston, Gordon, | Monograph or Collective Volume | Hands Publishing | 2007 |
| One hundred years, 1871-1971 : centenary of St. Columba's parish church, Omagh | Taylor, Robert Kenneth | Monograph or Collective Volume | Graham & Sons [Printer] | 1971 |
| One of Blessed Oliver's lieutenants | Murray, L. P. | Article in Book | | 1937 |
| Onomaris : name of story and history? | Evans, D. Ellis | Article in Book | | 1999 |
| Opening the field : Irish women : texts and contexts | | Monograph or Collective Volume | Cork University Press | 2007 |
| Opera in Dublin, 1705-1797 : the social scene | Walsh, T. J. | Monograph or Collective Volume | Figgis | 1973 |
| Opera in Dublin, 1798-1820 : Frederick Jones and the Crow Street theatre | Walsh, T. J. | Monograph or Collective Volume | Oxford University Press | 1993 |
| Opera in nineteenth-century Dublin | Walsh, T. J. | Article in Book | | 1979 |
| Opera in old Dublin, 1819-38 | Walsh, T. J. | Monograph or Collective Volume | Wexford Festival | 1952 |
| Oral sources and the fishermen of Ring, c.1900 | O'Donoghue, T. A. | Article in Journal | | 1983 |
| Orangeism in Ireland and Britain, 1795-1836 | Senior, Hereward | Monograph or Collective Volume | Routledge & Kegan Paul | 1966 |
| Order and disorder in Ireland, 1692-1735 | Watt, Timothy D. | Thesis | | |
| Ordnance survey : map makers to Britain since 1791 | Owen, T.Pilbeam, E. | Monograph or Collective Volume | | 1992 |
| Ordnance survey maps in the Public Record Office of Northern Ireland | Parkhill, T. J. | Article in Journal | | 1992 |
| Ordnance survey of the county of Londonderry. 1 : Memoir of the city and north-western Liberties of Londonderry. Parish of Templemore | Anonymous | Monograph or Collective Volume | | 1837 |
| Ordnance Trigonometrical Survey of Great Britain and Ireland. Account of observations and calculations ... Drawn up by Capt. A.R. Clarke ... under the direction of Lt. Col. H. James | Anonymous | Monograph or Collective Volume | | 1858 |
| Orientalische Einflüsse auf die insulare Kunst im Zeitalter des hl. Vergil | Mersmann, W. | Article in Book | | 1985 |
| Origins and consolidation, 1783-1826 | Whitaker, T. K. | Article in Book | | 1983 |
| Origins and development of the land-war in mid-Ulster, 1879-85 | Kirkpatrick, R. W. | Article in Book | | 1980 |
| Origins and developments of St. Mary's School for Deaf Girls, Cabra | Broderick, TerriDuggan, Regina | Monograph or Collective Volume | St. Mary's School for Deaf Girls | 1996 |
| Ormond deeds, 1644-49 : ten abstracts from T. Blake Butler | Blake Butler, T. | Article in Journal | | 1988 |
| Ormond, Rinuccini, and the confederates, 1645-9 | Corish, Patrick J. | Article in Book | | 1976 |
| Ormonde Papers ... 2 vols. | | Monograph or Collective Volume | | 1739 |
| Oscar Wilde : a present time appraisal | Ervine, John St. John Greer | Monograph or Collective Volume | Allen & Unwin | 1951 |
| Output and productivity in Irish agriculture from the famine to the Great War | Turner, Michael | Article in Journal | | 1990 |
| Overview of historical Irish food products - A.T. Lucas (1960-2) revisited | Downey, LiamStuijts, Ingelise | Article in Journal | | 2013 |
| Owen Roe O'Neill | Ó Caháin, T. S. | Monograph or Collective Volume | Keane | 1968 |
| P. W. Joyce and Scotland | Nicolaisen, W. F. H. | Article in Book | | 1982 |
| Pacification, plantation and the Catholic question | Clarke, AidanEdwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1976 |
| Paddy and the Republic : ethnicity and nationality in antebellum America | Knobel, Dale T. | Monograph or Collective Volume | Wesleyan Univ. P. | 1985 |
| Paddy Finn's children | Glover, T. V. | Monograph or Collective Volume | Pentland Press | 1992 |
| Paddy Kane and the fight for independence | Burns, Alexander | Article in Journal | | 1970 |
| Paddy Nolan, K.C. | Stubbs, Roy St. George | Article in Journal | | 1994 |
| Paddy the Republic : ethnicity and nationality in antebellum America | Knobel, Dale T. | Monograph or Collective Volume | Wesleyan Univ. P. | 1986 |
| Paddy whacked : the untold story of the Irish-American gangster | English, T. J. | Monograph or Collective Volume | Regan Books | 2005 |
| Painting the Flight. "The artist overlooked" | Ryan, Thomas | Article in Journal | | 2006 |
| Painting the Flight. "The artist overlooked" | Ryan, Thomas | Article in Journal | | 2006 |
| Palladius and Patrick | Thomas, Charles | Article in Book | | 2004 |
| Palladius, Prosper and Leo the Great : mission and primatial authority | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1993 |
| Panic at MacDermot's feast. Archaeological investigations seek evidence for a tragic event on Lough Key Island | Finan, ThomasSchryver, James G. | Article in Journal | | 2021 |
| Paper manufacture in Ireland 1690-1825, with particular reference to the north of Ireland | Muir, Alison | Thesis | | 2010 |
| Paper manufacture in Ireland, c. 1690-1825, with particular reference to the north of Ireland | Muir, Alison | Thesis | | |
| Papers of Bryan Bolger, 1792-1834 | Bolger, Bryan | Article in Journal | | 1940 |
| Parades and politics : Liberal governments and the Orange Order, 1880-1886 | Loughlin, James | Article in Book | | 2000 |
| Parades, police and government in Northern Ireland, 1922-1969 | Jeffery, Keith | Article in Book | | 2000 |
| Paradigm shift? Interpreting Tartessian as Celtic | Koch, John T. | Article in Book | | 2010 |
| Parallel struggles : Irish republicanism in the American South, 1798-1876 | Gleeson, David T. | Article in Journal | | 1999 |
| Paramilitary imprisonment in Northern Ireland, 1969-1999 : resistance, management and release | McEvoy, Kieran Patrick | Thesis | | |
| Parish of Fivemiletown : a short history of St. John's with Kiltermon, 1870-1970 | Bloomfield, Emily | Monograph or Collective Volume | | 1970 |
| Parish of St. John Baptist Clontarf : centenary record 1866-1966 | Smyth, Mary | Monograph or Collective Volume | Fodhla Printing Co. | 1966 |
| Parish of St. John the Evangelist, Orangefield : 21 years of church extension in Castlereagh | Crooks, S. B. | Monograph or Collective Volume | [Parish of Saint John the Evangelist, Orangefield] | 1958 |
| Parish priests and church of St. Mary's, 1320-1984 | Pike, Dan | Monograph or Collective Volume | The author | 1984 |
| Parish priests and churches of St. Mary's, 1320-1984 | Pyke, Dan | Monograph or Collective Volume | The author | 1984 |
| Parish priests of Armagh since the Reformation | Ó Fiaich, Tomás | Article in Book | | 2013 |
| Parish priests of Armagh, 1752-1834 | Paterson, T. G. F. | Article in Book | | 2013 |
| Parishes, pews and parsons : lay people and the Church of Ireland, 1647-1780 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2002 |
| Parity of esteem? : Ulster Unionists and equality of citizenship in Northern Ireland, 1972-1998 | Doyle, John | Thesis | | |
| Parliamentary elections in Ulster counties, 1761-1783 | Black, Alan John | Thesis | | 2002 |
| Parliamentary independence, 1782-9 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1986 |
| Parnell | Ervine, St. J. G. | Monograph or Collective Volume | | 1944 |
| Parnell's "massive demonstration" at Deansgrange | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1985 |
| Parochial organisation in medieval Tipperary | Hennessy, Mark | Article in Book | | 1985 |
| Partition : the Ulster question (1916-1926) | Wall, Maureen (née Mac Geehin) | Article in Book | | 1968 |
| Passenger lists and other references to Irish immigrants from early Wilmington, New Castle County, Delaware newspapers | Hawbaker, Gary T. | Article in Journal | | 2007 |
| Passion and cunning : an essay on the politics of W. B. Yeats | O'Brien, Conor Cruise, 1917-2008 | Article in Book | | 1965 |
| Past and present limits of agricultural settlement in the Wicklow mountains | Finch, T.F. | Thesis | | 1948 |
| Pastoral dimensions of the Northern Ireland conflict. The Presbyterian Church; the Catholic Church; the Church of Ireland | Clifford, GerardDunlop, JohnElliott, Eric | Article in Journal | | 1982 |
| Pat Dolan and Grousehall | Barron, T. J. | Article in Journal | | 1979 |
| Paternalism and politics : Sir Francis Bond Head, the Orange order and the election of 1836 | Cadigan, Sean T. (Sean Thomas), 1962- | Article in Journal | | 1991 |
| Patrick Archer of London and Waterford, merchant. Temp. Charles I and Charles II | Archer, H. G. | Article in Journal | | 1920 |
| Patrick Byrne and St. Paul's Arran Quay, Dublin | Grimes, Brendan | Article in Journal | | 2007 |
| Patrick J. Hogan, T.D., minister for agriculture, 1922-1932 | Cullen, Joan Marie | Thesis | | 1993 |
| Patrick J. Maguire : Boston's last democratic boss | Galvin, John T. | Article in Journal | | 1982 |
| Patrick James O'Byrne, Dean of Armagh (1810-19) and the contemporary scene | Tohall, Patrick | Article in Book | | 2013 |
| Patrick O'Higgins and Irish Chartism | Koseki, Takashi | Article in Book | | 1993 |
| Patrick Pearse | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1923 |
| Patrick Pearse and the four (or five) Masters | Fennessy, Ignatius | Article in Journal | | 2001 |
| Patrick Roche of Kinsale and St. Patrick’s College, Rome | Fennessy, Ignatius | Article in Journal | | 1995 |
| Patriotic opinions of some Munster priests, 1847-1882 | Collins, John T. | Article in Journal | | 1959 |
| Patronage and politics in Ireland, 1714-1727 | McNally, Patrick | Thesis | | 1993 |
| Pattern day at St Moling's | O'Sullivan, T. F. | Article in Journal | | 1976 |
| Pattern day in Pittston | Rader, Frank T. | Article in Journal | | 1999 |
| Patterns of illegitimacy in twentieth-century Northern Ireland | Gray, William Paul | Thesis | | 1989 |
| Patterns of landholding and architectural patronage in late medieval Meath : a regional study of the landholding classes, tower-houses and parish churches in Ireland, c.1300-c.1540 | Abraham, A. S. K. | Thesis | | |
| Patterns of living in county Tipperary from 1770 to 1850 | Nolan, William | Article in Book | | 1985 |
| Paul Cardinal Cullen : portrait of a practical nationalist | O'Carroll, Ciaran | Monograph or Collective Volume | Veritas | 2008 |
| Paul Cullen: cardinal and politician | Senior, Hereward | Article in Book | | 1978 |
| Pauline 'Fragmenta': An unlisted commentary on the Pauline Letters from the Hiberno-Latin tradition (St Gall 877) | Dunphy, Walter | Article in Journal | | 2015 |
| Peasants and power : the Whiteboy movements and their control in pre-Famine Ireland | Beames, Michael | Monograph or Collective Volume | Harvester P.|St. Martius Press | 1983 |
| Peatland records of recent (last c. 250 years) climate change in the north of Ireland | Rea, Heidi Alice | Thesis | | |
| Pedlars and pedling in the St. Lawrence valley | Lebel, Marc | Article in Journal | | 1994 |
| People matter to God : the continuing story of the people who are called Ballyclare Presbyterian Church | Ballyclare Presbyterian Church | Monograph or Collective Volume | Ballyclare Presbyterian Church | 2006 |
| Perceptions of mountain environments as reflected in the names of landforms in the Scottish Highlands, Norway and Romania | Matley, Ian | Article in Book | | 1982 |
| Perceptions of pagan and Christian : from Patrick to Gregory the Great | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2016 |
| Peregrinalto Columbae | Bourke, Cormac | Article in Book | | 2004 |
| Periphyseon : the descent of the uncompleted copy | Bishop, T. A. M. | Article in Book | | 1982 |
| Perspectives on Celtic church history | McNeill, J. T. | Article in Book | | 1974 |
| Perspectives on the Irish landscape in prehistory and history | Aalen, F. H. A. | Article in Book | | 1983 |
| Peter Woods : the blind preacher at Bergen Hill | Noll, William T. | Article in Journal | | 1984 |
| Petrographical report on the stone axehead from Bey More, Co. Meath | Mandal, Stephan | Article in Book | | 2023 |
| Pfarrei Kaundort. Saint Pirmin 12 centenaire. Festschrift zum zwölfhundertjährigen Jubiläum des Ardennenheiligen St. Pirmin, 753-1953 | | Monograph or Collective Volume | Paulusdruckerei | 1953 |
| Phantoms of the sea | Quain, James T. | Article in Journal | | 1991 |
| Phases of the history of the town of Cavan | Smyth, T. S. | Article in Journal | | 1979 |
| Philadelphia and its manufacturers | Freedley, Edwin T. | Monograph or Collective Volume | Edward Young and Co. | 1867 |
| Photographs, 1916 rising | Mason, T. | Monograph or Collective Volume | [s.n.] | 1916 |
| Pieces of the past. Patchwork quilts and quilters of County Down | McAllister, Madeleine | Article in Journal | | 2008 |
| Pilgrimages to St. James of Compostella from the British Isles during the middle ages | Tate, Robert Brian | Monograph or Collective Volume | Confraternity of Saint James | 2003 |
| Pillar of unionism : the politics of Theresa, sixth marchioness of Londonderry | Urquhart, Diane | Article in Book | | 2004 |
| Place-names and literature : evidence from the Gaelic ballads | Meek, Donald E. | Article in Book | | 1998 |
| Place-names and the early church in eastern Scotland | Taylor, Simon, 1950- | Article in Book | | 1996 |
| Place-names as a resource for the historical linguist | Ó Maolalaigh, Roibeard | Article in Book | | 1998 |
| Place-names from Galway documents | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1951 |
| Place-Names of Northern Ireland, 1 : County Down, pt. 1 : Newry and South-West Down; 2 : County Down, pt. 2 : The Ards | | Monograph or Collective Volume | | 1992 |
| Place-names of Northern Ireland. Vol. 1 : County Down. Pt. 1 : Newry and south-west Down; Pt. 2 : The Ards; Pt. 3 : The Mournes | Stockman, GerardToner, GregoryÓ Mainnín, Mícheál B. | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1992 |
| Place-names of the parish of Aghalurcher, County Fermanagh | Irvine, Barry Macartan | Thesis | | |
| Plague tractates in Great Britain and Ireland dating from before the sixteenth century | Singer, D. W. | Monograph or Collective Volume | | 1940 |
| Planned Village Development in Scotland and Ireland, 1700-1850 | Lockhart, D. G. | Article in Book | | 1983 |
| Planning Ireland's future : the legacy of T. K. Whitaker | | Monograph or Collective Volume | Glendale | 1990 |
| Plant macrofossils from Beaubec, Co. Meath | Johnston, Penny | Article in Book | | 2023 |
| Planters and policies in Cromwellian Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1973 |
| Poets and poetry | Breatnach, Liam | Article in Book | | 1996 |
| Pogroms : 1857-1935 | Campbell, T. J. | Article in Journal | | 1943 |
| Polish views of Seán Lester as high commissioner of the League of Nations in Danzig, 1934-1937 | McNamara, Paul Martin | Thesis | | 2007 |
| Polite literature | Stanford, W. B. | Article in Book | | 1985 |
| Political assassination in the Irish tradition | Corfe, Tom | Article in Book | | 1984 |
| Political culture, growth and the conditions for success in the Irish economy | Fitzgerald, RonaGirvin, Brian | Article in Book | | 2000 |
| Political leadership and the Northern Ireland peace process : role, capacity and effect | Gormley-Heenan, Cathy | Monograph or Collective Volume | Palgrave Macmillan | 2007 |
| Political rituals : loyalist parades in Portadown | Bryan, DominicDunn, SeamusFraser, T. G. | Monograph or Collective Volume | University of Ulster, Centre for the study of conflict | 1995 |
| Political violence in the Newry/Armagh area 1912-1925 | Day, Charles Stephen | Thesis | | |
| Politics and government in Ireland during the Seven Years War, 1756-63 | Magennis, Eoin Francis | Thesis | | 1996 |
| Politics and power in 16th-century Connaught. On the Seanchas Búrcach manuscript, TCD MS 1440 | Cunningham, Bernadette | Article in Journal | | 2004 |
| Politics and society in east Galway, 1914-1921 | McNamara, Conor | Thesis | | 2009 |
| Politics in the age of revolution : a listing and guide to the microfilm collection. Pt. 1 : the papers of Edmund Burke, 1729-1797, from Sheffield Archives, Sheffield Libraries and Information Services and Northhamptonshire Record Office | Burke, Edmund, 1729-1797 | Monograph or Collective Volume | Adam Matthew Publications | 1994 |
| Politics in Ulster in the age of Emancipation and Reform, 1825-35 | Kingon, Suzanne | Thesis | | 2006 |
| Portarlington's freedom-fighter : France's terrorist | Powell, John Stocks | Monograph or Collective Volume | John Stocks Powell | 2017 |
| Portarlington's Grand Smoking Concert. From the files of the 'Leinster Express' (1894) | Mathews, Ronnie | Article in Journal | | 2016 |
| Portmarnock Golf Club, 1894-1994 : a centenary history | Healy, T. M. | Monograph or Collective Volume | Portmarnock Golf Club | 1993 |
| Portmore | Paterson, T. G. F. | Article in Journal | | 1938 |
| Portrait of an Irishman. A biographical sketch of T.W. Rolleston | Rolleston, C. H. | Monograph or Collective Volume | Methuen | 1939 |
| Portrait of Cork | McNamara, T. F. | Monograph or Collective Volume | Watermans | 1981 |
| Portraits and prospects : British and Irish drawings and watercolours from the collection of the Ulster Museum Belfast | Anonymous | Monograph or Collective Volume | Ulster Museum in association with the Smithsonian Institution Travelling Exhibition service | 1989 |
| Portraits of Blessed Oliver | Plunkett, George Noble, Count Plunkett | Article in Book | | 1937 |
| Portumna and the Burkes | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1909 |
| Post-medieval and early modern settlement patterns and community on the M17 in County Galway | Mac Domhnaill, Brian | Article in Book | | 2012 |
| Postal history : a story of progress : supplement | Smyth, T. S. | Monograph or Collective Volume | [s.n.] | 1942 |
| Postscript : eulogy by Brian Cowen, T.D., at the graveside of former president, Dr Patrick Hillery on 16 April 2008 | Cowen, Brian, 1960- | Article in Book | | 2008 |
| Pottery from Beaubec, Co. Meath | Meenan, Rosanne | Article in Book | | 2023 |
| Poverty and patronage : responses to the Famine on the Duke of Devonshire's Lismore estate | Fewer, T. G. (Thomas Gregory) | Article in Book | | 1995 |
| Poverty and vagrancy in early modern Ireland | Fitzgerald, Patrick | Thesis | | 1994 |
| Power and politics in early medieval Britain and Ireland | | Monograph or Collective Volume | Edinburgh University Press | 1988 |
| Pre-Famine peasantry in Ireland : definition and theme | Mac Curtain, Margaret | Article in Book | | 2019 |
| Pre-Reformation archbishops of Cashel | Seymour, St. John D. | Monograph or Collective Volume | Church of Ireland Printing & Publishing Co. | 1910 |
| Pre-reformation pilgrimages to St. Patrick's Purgatory | de Pontfarcy, Yolande | Article in Journal | | 1993 |
| Pre-university education, 1870-1922 | Akenson, Donald Harman | Article in Book | | 1996 |
| Preached at Saint Patrick's : sermons from different ages | | Monograph or Collective Volume | Four Courts | 2004 |
| Prefamine Ireland : a study in historical geography | Freeman, T. W. | Monograph or Collective Volume | University P. | 1957 |
| Prehistoric, Old and Middle Irish | McCone, Kim | Article in Book | | 1996 |
| Presbyterian exodus from County Longford in 1729 | Barron, T. J. | Article in Journal | | 1977 |
| Presbyterian missionary activity among Irish Roman Catholics in the nineteenth century | Rodgers, Robert J. | Thesis | | 1970 |
| Presbyterian pathways to power : networking, gentrification and the Scotch-Irish heritage among Virginia Presbyterian ministers, 1760-1860 | Brown, Katharine L.Sorrells, Nancy T. | Article in Book | | 2001 |
| Presbyterian radicalism in the north of Ireland, 1792-3 | Stewart, A. T. A. | Article in Journal | | 1956 |
| Presbyterianism in Armagh | Paterson, T. G. F. | Article in Journal | | 2003 |
| Priests of Armagh, 1834-2013 | Ó Fiaich, Tomás | Article in Book | | 2013 |
| Priests who worked in upper Larah | Cunningham, T. P. | Article in Journal | | 1978 |
| Primary and second-level education in the early twenty first century | Hyland, Áine | Article in Book | | 1997 |
| Primary school and language maintenance in Ireland, 1922-1989 | Uí Ghrádaigh, Déirdre | Article in Book | | 1992 |
| Primary school readers in the nineteenth century | Whelan, E. T. | Article in Journal | | 1978 |
| Princes of pigskin : a century of Kerry footballers | Flynn, T. J.Houlihan, ConÓ Muircheartaigh, Joe | Monograph or Collective Volume | Collins Press | 2007 |
| Print and the provision of medical knowledge in eighteenth-century Ireland | Kelly, James, 1959- | Article in Book | | 2012 |
| Print culture, 1700-1800 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| Print for the people: the growth in popular writings and reading facilities in Ireland, 1820-50 | Feeney, Mary Isabella (née McGarry) | Thesis | | 1982 |
| Print in Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2006 |
| Print, rhetoric, and 'plantation,' 1571-1641 | Sonner, Helen Jeanine | Thesis | | |
| Printing types, their history, forms and use : a study in survivals. 2 vols. | Updike, Daniel Berkeley | Monograph or Collective Volume | | 1937 |
| Priors of St. John's Kilkenny | Bradley, John, 1954-2014 | Article in Journal | | 2005 |
| Private correspondence of Chesterfield and Newcastle, 1744-1746; Pt.1 Chesterfield at the Hague; Pt.2 Chesterfield at Dublin | | Monograph or Collective Volume | | 1930 |
| Private Shaw and Public Shaw : a dual portrait of Arabia and G.B.S. | Weintraub, Stanley, 1929- | Monograph or Collective Volume | Cape | 1963 |
| Privilege and poverty : the life and times of Irish painter and naturalist Alexander Williams, RHA | Ledbetter, Gordon T. | Monograph or Collective Volume | Collins Press | 2010 |
| Pro fide et patria?: the Catholic church and republicanism in Ireland, 1912-23 | O'Reilly, Noel | Thesis | | 1994 |
| Probing the past : a geophysical survey at St. Canice's Cathedral, Kilkenny | Ó Drisceoil, Cóilín | Article in Journal | | 2004 |
| Probing the secrets of nature in eighteenth-century Kerry | Barnard, T.C. (Toby Christopher) | Article in Book | | 2020 |
| Problems of industrialisation in Ireland | O'Malley, Eoin | Article in Book | | 1992 |
| Profane and debauched deist : Swift in the contemporary response to 'A tale of a tub' | Boyle, Frank T. | Article in Journal | | 1988 |
| Professor Hugh Ryan (1873-1931) | Dillon, T. | Article in Journal | | 1946 |
| Professor J.C. Beckett. A personal memoir | Darwin, Kenneth | Article in Journal | | 1996 |
| Professor T. A. Smiddy (1875-1962) | Gaffey, Paul | Thesis | | 2007 |
| Professor T.P. O’Neill, a personal tribute | Tobin, Lois | Article in Journal | | 1996 |
| Professor William King and the establishment of the geological sciences in Queen's College Galway | Harper, David A. T. | Article in Book | | 1999 |
| Progress in medieval Irish studies | | Monograph or Collective Volume | Department of Old Irish, St. Patrick's College | 1996 |
| Property development and the changing face of Dublin | MacLaren, Andrew | Article in Book | | 1991 |
| Property rights in Celtic Irish law | Peden, Joseph T. | Article in Journal | | 1977 |
| Property, patronage and population - re-constructing the human geography of mid-seventeenth century Tipperary | Smyth, W. J. (William John), 1944- | Article in Book | | 1985 |
| Prophecy and counsel in the kingship tales of Niall Noígiallach | Passmore, S. Elizabeth | Article in Book | | 2008 |
| Prophecy of Berchan : Irish and Scottish high-kings of the early middle ages | Hudson, Benjamin T. | Monograph or Collective Volume | Greenwood | 1996 |
| Proposals for a university at Armagh | Paterson, T. G. F. | Article in Journal | | 1945 |
| Prosody and the old Celtic verbal complex | Koch, John T. | Article in Journal | | 1987 |
| Protestant ascendancy and the rise of colonial nationalism, 1714-60 | McCracken, J. L. | Article in Book | | 1986 |
| Protestantism, ethnicity and Irish identities, 1660-1760 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1998 |
| Protestants and the Irish language, c.1675-1725 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1993 |
| Provision for the poor in south-east Ulster, c.1825-1851 | Beale, George Moore | Thesis | | 1995 |
| Provost Huntington : injunctions to schoolmasters in 1684 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1975 |
| Psychological barriers to a peaceful resolution : longitudinal evidence from the Middle East and Northern Ireland | Canetti, Daphna ; Hirsch-Hoefler, Sivan ; Rapaport, Carmit ; Lowe, Robert D., ; Muldoon, Orla T. | Article in Journal | | 2017 |
| Psychological barriers to a peaceful resolution : longitudinal evidence from the Middle East and Northern Ireland | Canetti, Daphna ; Hirsch-Hoefler, Sivan ; Rapaport, Carmit ; Lowe, Robert D., ; Muldoon, Orla T. | Article in Journal | | 2018 |
| PTrue to the cause: P T Daly, 1870-1943 | Cody, Séamus | Article in Book | | 2017 |
| Public administration, 1927-1936 | Barrington, T. J. | Article in Book | | 1967 |
| Public and private improvements in eighteenth century Ireland : the case of the Conynghams of Slane, 1703-1821 | Hurley, Livia | Thesis | | 2008 |
| Public and private uses of wealth in Ireland, c.1660-1760 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1999 |
| Public expenditure in Ireland : evolution and prospect | Ó Muircheartaigh, Fionán | Article in Book | | 1997 |
| Public Record Office of Northern Ireland. Recent accessions of interest to the social and economic historian, 2002-4 | | Article in Journal | | 2004 |
| Public transport services in Portstewart. 'Henry's Motor Service' and 'Henry's Coast tours | Henry, Samuel Ronald | Article in Journal | | 2005 |
| Public works in Ireland, 1800-31 | Heard, Ruth D. | Thesis | | 1977 |
| Quaker records in Ireland | Fitzsimons, Fiona | Article in Journal | | 2016 |
| Quatuor sanctissimi episcopi : Irish saints before St Patrick | Sharpe, Richard | Article in Book | | 1989 |
| Queen Elizabeth and the making of policy, 1572-1588 | MacCaffrey, Wallace T. | Monograph or Collective Volume | | 1981 |
| Queen's, Belfast, 1845-1949 : the history of a university | Beckett, J. C. (James Camlin)Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | Faber | 1959 |
| Quis Separabit : The Order of St. Patrick and Anglo-Irish Relations, 1922-34 | Goldstein, Erik D. | Article in Journal | | 1989 |
| Rab tú mu bailli | | Article in Journal | | 1940 |
| Race, ethnicity and gender in the railroad work force : the case of the far Northwest, 1883-1918 | White, W. T. | Article in Journal | | 1985 |
| Race, gender, and Irish labor in US northeastern cities | Phillips-Cunningham, Danielle | Article in Book | | 2024 |
| Race, history, nationality : an intellectual history of the Young Ireland movement 1840-52 | Molloy, Edward Ross | Thesis | | |
| Race, labor, and nativism : a response to Dale T. Knobel | Kenny, Kevin, 1960- | Article in Journal | | 2001 |
| Race, labor, and slavery in Antebellum Irish America | Murphy, Angela F. | Article in Book | | 2024 |
| Racism, religion and social prejudice : Irish Catholic clubs, soccer and Scottish society. 1 : the historical root of prejudice; 2 : social identities and conspiracy theories | Finn, G. P. T. | Article in Journal | | 1991 |
| Radical movements in the twenties and thirties | Nevin, Donal | Article in Book | | 1973 |
| Radulfi de Diceto decani Lundoniensis opera historica. The historical works of master Ralph de Diceto, dean of London. Vol. 1 : Abbreviationes chronicorum, Capitula ymaginum historiarum, and Ymagines historiarum, 1148-79; vol. 2 : Ymagines, continued, 1180-1202, minor works, and miscellaneous documents appended to the preface, including the statute of residence for St. Paul's, 1192, and two letters of Richard I to Archbishop Hubert. 2 vols. | | Monograph or Collective Volume | | 1876 |
| Randbemerkninger til det norsk-irske spørsmål | Marstrander, Carl | Monograph or Collective Volume | | 1928 |
| Random recollections | Moreton, Harold Albert Victor | Article in Journal | | 1945 |
| Ráth Cairn : The birth of a Gaeltacht | Ó Conghaile, Micheál | Article in Book | | 1992 |
| Rath Church of the Sacred Heart. Foundation stone of the Church of the Sacred Heart, Rath, laid in 1877 | Walsh, Jack | Article in Journal | | 2010 |
| Rathkeale / Newcastle West family roots : exploring family origins in Rathkeale & Newcastle West | | Monograph or Collective Volume | Noel Farrell | 2008 |
| Rathvilly through the ages | Walsh, T. P. | Article in Journal | | 1951 |
| Ratra ambush (1920) | Lavin, T. J. | Article in Journal | | 1948 |
| Re-discovering St. Willibrord, Patron Saint of Luxembourg, first apostle of the Netherlands and his County Carlow connection : Carlow's impact on Medieval Europe | Kauthen, PierrreMulligan, DermotÓ Cróinín, Dáibhí | Monograph or Collective Volume | Carlow County Council | 2018 |
| Re-reading the Ryan Report: witnessing via close and distant reading | Keane, Mark T.Leavy, SusanPine, Emilie | Article in Journal | | 2017 |
| Reactions in Scotland to the Irish Famine | McCaffrey, John F. | Article in Book | | 2000 |
| Reading and writing race in Ireland : Roddy Doyle and Metro Eireann | Reddy, Maureen T. | Article in Journal | | 2005 |
| Reading Architecture : St. Andrew's Church, Dublin, 1670-1990 | Usher, Robin | Article in Journal | | 2008 |
| Reading in eighteenth-century Ireland : public and private pleasures | Barnard, T. C. (Toby Christopher) | Article in Book | | 1999 |
| Reading Muirchú's Life of St Patrick as a 'Sacred Narration' | O'Loughlin, Thomas | Article in Journal | | 2018 |
| Reading the Irish future in the Celtic past : T. W. Rolleston and the politics of myth | Lanters, José | Article in Book | | 2003 |
| Rebel on the run : T.J. Quinn and the IRB/Land League diaspora in America | Maume, Patrick | Monograph or Collective Volume | Nova Southeastern University | 2000 |
| Rebellion and dissent in the Angevin lordship of Ireland during the reign of Henry III, 1216-72 | McCance, Roger | Thesis | | 2007 |
| Recent archaeological investigations at Kill St. Lawrence, Waterford, carried out as part of the realignment of the R708 airport road | O'Connell, Aidan | Article in Journal | | 2004 |
| Recent discoveries at Wood Quay | Wallace, Patrick T. | Article in Journal | | 1978 |
| Recent finds in counties Armagh, Tyrone, and Down | Paterson, T. G. F. | Article in Journal | | 1946 |
| Receptions and professions at the Ennis Novitiate of the Friars Minor, 1877-85 (FLK, MS C 622, int.3) | Fennessy, Ignatius | Article in Journal | | 1999 |
| Reconciliation of histories | Mac Curtain, Margaret | Article in Book | | 2019 |
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| Reflections and constructions : teacher education in St. Catherine's College | McElwee, Paul | Article in Book | | 2007 |
| Reforming Irish manners : the religious societies in Dublin during the 1690s | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1992 |
| Regiments in the southern district of Ireland commanded by Lieutenant General Dalrymple, 1797 | Kerrigan, Paul M. | Article in Journal | | 1997 |
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| Register of the Hospital of S. John the Baptist, without the New Gate, Dublin | Brooks, Eric St. JohnIrish Manuscripts Commission | Monograph or Collective Volume | | 1936 |
| Registers of the French non-conformist churches of Lucy Lane and Peter Street, Dublin | | Monograph or Collective Volume | | 1901 |
| Registers of the parish of St. Catherine [Dublin], 1636-1715 | | Monograph or Collective Volume | | 1908 |
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| Registrum chartarum hospitalis Sancti Johannis Baptistae extra novam portam civitatis Dublin : register of the hospital of S. John the Baptist without the New Gate, Dublin | | Monograph or Collective Volume | | 1936 |
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| Rethinking Civil liberties in a Counter-Terrorism World | Gearty, Conor | Article in Journal | | 2007 |
| Rethinking medieval Ireland and beyond : lifecycles, landscapes, and settlements. Essays in honor of T.B. Barry | | Monograph or Collective Volume | Brill | 2023 |
| Rev. Canon James Owen Hannay, M.A., D.Litt. ('George A. Birmingham'): an Irishman looks at his world | Reilly, Eileen | Thesis | | 1992 |
| Rev. F. C. Gibson (1874-1953) : man of the maintained glow | Carson, John T. | Article in Journal | | 1987 |
| Rev. Fr. Aloysius, O.F.M., Cap., Capuchin Friary, Church St., Dublin. Chaplain to Irish Volunteer Leaders, 1916. | Aloysius, Rev. Fr, OFM | Article in Book | | 2016 |
| Rev. Mathew James Barrett | Keenehan, JohnMcLoughlin, Gerard | Article in Book | | 2006 |
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| Revd John Richardson (c. 1669-1747) : County Cavan rector and Irish-language enthusiast | Barnard, T.C. (Toby Christopher) | Article in Book | | 2014 |
| Review article : Luke Gibbons, Edmund Burke and Ireland : Aesthetics, politics and the Colonial sublime (Cambridge, C.U.P., 2003) | Lock, T. P. | Article in Journal | | 2004 |
| Review article : The poems of Blathmac | Uhlich, Jürgen | Article in Journal | | 2018 |
| Review article. Challenges of the Historical Survey | Ó Corráin, Daithí | Article in Journal | | 2012 |
| Review article. Challenging the bad nuns: Ireland's Magdalen Laundries | Riordan, Susannah | Article in Journal | | 2010 |
| Review article. Getting in, and out, of marriage in modern Ireland | Foley, Deirdre | Article in Journal | | 2021 |
| Review article. Ireland's history troubles | McBride, Ian | Article in Journal | | 2007 |
| Review article. Papers of the Dublin Philosophical Society. 2 vols. Irish Manuscripts Commission, 2008 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2009 |
| Review article. Returns regrets and reprints | Guinnane, Timothy W. | Article in Journal | | 2007 |
| Review article. T.K. Whitaker, engineering prosperity or preventing the future | Brownlow, Graham | Article in Journal | | 2011 |
| Review article. The Great Nation and the Evil Empire | Deane, Seamus | Article in Journal | | 2009 |
| Review article. Who do we think we are? Sixty years in the genealogy game | Mullanm, Fintan | Article in Journal | | 2016 |
| Review article: Documenting Ireland in the age of the American and French Revolutions | Blackstock, Allan | Article in Journal | | 2015 |
| Review article: The English Reformation and the Church of Ireland | Jefferies, Henry | Article in Journal | | 2018 |
| Review essay : how the Irish became urban | O'Donnell, Edward T. | Article in Journal | | 1999 |
| Review Essay. An Irish revolution in eighteenth-century America? | Breen, T. H. | Article in Journal | | 2006 |
| Review Essay. In the shadow of the split. Writing the Irish Civil War | Foster, Gavin | Article in Journal | | 2006 |
| Review Essay. Letter from Glasgow. Where the streets have no shame | Maley, Willy | Article in Journal | | 2006 |
| Review symposium. Best of times? The social impact of the Celtic Tiger | | Article in Journal | | 2008 |
| Review. 'Atlas of the Irish Rural Landscape' (2nd ed) and historical geography | Smyth, W. J. (William John), 1944- | Article in Journal | | 2012 |
| Review. 'To see again the stars' | Deane, Seamus | Article in Journal | | 2010 |
| Revisiting the role of the United States of America in Northern Ireland | Sanders, Andrew | Article in Book | | 2024 |
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| Richard FitzRalph's Defensio Curatorum in transmission | Dolan, T. P. (Terence Patrick) | Article in Book | | 2006 |
| Richard fitzRalph, archbishop of Armagh, and the doctrine of dominion | Betts, R. R. | Article in Book | | 1949 |
| Richard Plantagenet (1411-60), duke of York, as the king's lieutenant in France and Ireland | Pugh, T. B. | Article in Book | | 1986 |
| Richard T. Blake and the GAA : villain or hero? | Caffrey, James | Article in Book | | 2015 |
| Rider's newsletter | Morgan, Hiram | Article in Book | | 2004 |
| Riding a tiger : Daniel O'Connell, reform, and popular politics in Ireland, 1800-1847 | Hoppen, K. Theodore, 1941- | Article in Journal | | 1999 |
| RIFNET. a new agenda for the Irish family : messy realities & messier lives | Calvert, Leanne ; O'Riordan, Maeve | Article in Journal | | 2024 |
| Riot and reaction in St. Louis, 1854-1856 | Schneider, John C. | Article in Journal | | 1974 |
| Rioters, looters, lady patrols & mutineers : some reflections on lesser visited aspects of the Irish revolution in Dublin | Yeates, Pádraig | Monograph or Collective Volume | Dublin Corporation Public Libraries | 2017 |
| Rioting and civil strife in Londonderry during the nineteenth and early twentieth centuries | Doak, James Connor | Thesis | | 1978 |
| River, rivalry and revolt : history and the built fabric of Dublin City | Casey, Christine | Monograph or Collective Volume | Dublin City Public Libraries | 2009 |
| Robert Emmet and songs of rebellion | Carolan, Nicholas | Monograph or Collective Volume | Dublin City Public Libraries | 2004 |
| Robert Emmet's insurrection | McGuffie, T. H. | Article in Journal | | 1953 |
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| Robert Whyte's 1847 famine ship diary : the journey of an Irish coffin ship | Mangan, James T.Whyte, Robert | Monograph or Collective Volume | Mercier Press | 1994 |
| Rock the sham! The Irish Lesbian & Gay Organization's battle to march in the New York City St. Patrick's Day Parade | Maguire, Anne | Monograph or Collective Volume | Street Level Press | 2006 |
| Roderick MacLean's Life of St. Columba in Latin verse (1549) | Sharpe, Richard | Article in Journal | | 1991 |
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| Saint Fiacc. The Steve Jobs of Fifth Century Ireland | O'Rourke, Hugh | Article in Journal | | 2016 |
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| Saint Malachy, the Gill abbey of Cork, and the rule of Arrouaise | O'Sullivan, DenisWalsh, T. J. | Article in Journal | | 1949 |
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| Salmon and trout | Whelan, Ken | Article in Book | | 1997 |
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| Samuel Ferguson and John T. Gilbert | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1948 |
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| Sancti Columbani opera | | Monograph or Collective Volume | Institute for Advanced Studies | 1957 |
| Sanctity and Intertextuality in Medieval Munster: The Unusual Life of Findchú of Brí Gobann | Waidler, Sarah | Article in Journal | | 2019 |
| Sanguinea eremus martyrum Hiberniae ord. eremit. S.P. Augustini (1655). | O'Mahony, James, d.1666 | Article in Journal | | 1950 |
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| Scattered, ambushed and laid out: war and counterinsurgency in the greater Tuam area, 1919-21 | Gardiner, Eamonn T. (Eamonn Thomas) | Article in Journal | | 2015 |
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| School, community and nation : the papers of R.H. Moore, N.T. 1899-1956 | Fitzpatrick, Mary | Monograph or Collective Volume | Offaly County Council | 2005 |
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| Scotch Street. Settling on a name | Halligan, Marjorie | Article in Journal | | 2010 |
| Scotch-Irish in South Carolina literature | Meriwether, James T. | Article in Book | | 1981 |
| Scotland and Ireland in the later Stewart monarchy | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| Scotland and Ireland in the later Stewart monarchy | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
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| Scotland, Britain and conflict in Ireland | Gallagher, Tom | Article in Book | | 1984 |
| Scottish ecclesiastical influence upon Irish presbyterianism from the non-subscription controversy to the union of the synods | Allen, Robert, Rev. | Thesis | | 1940 |
| Scriptoria Medii Aevi Helvetica. Vol.3 - St. Gallen II | Bruckner, Albert | Monograph or Collective Volume | Druck und Verlag Roto-Sadag | 1938 |
| Scriptural ethos snd imitation : the Pauline epistles and St. Patrick's "Confessio" | Stone, Brian J. | Article in Journal | | 2014 |
| Seaborne trade and the commercialisation of fifteenth- and sisteenth-century Gaelic Ulster | Gardiner, MarkMcNeill, T.E. | Article in Journal | | 2016 |
| Séamus Ó Ceallaigh agus staraithe Gaelacha an Iarthuaiscirt. | Lacey, Brian | Article in Book | | 2018 |
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| Seán T. | Ó Ceallaigh, Seán | Monograph or Collective Volume | Foilseacháin Náisiúnta Teo | 1963 |
| Sean T. O'Kelly | Timmons, Martin | Article in Journal | | 1989 |
| Seanad Eireann from 1937 | Garvin, T.C. | Thesis | | 1966 |
| Seanchas Thomáis Laighléis | De Bhaldraithe, T.Laighléis, Tomás | Monograph or Collective Volume | Clóchomher Tta | 1977 |
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| Second Report of the Royal Commission on Historical Manuscripts with appendix, and index to the First and Second Reports. [C. 441] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1871 |
| Secondary education in Ireland : 1870-1921 | McElligott, T. J. | Monograph or Collective Volume | Irish Academic Press | 1981 |
| Secondary education in the nineteenth century | McElligott, T. J. | Article in Journal | | 1963 |
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| Secunda Brigida : Saint Ita of Killeedy and Brigidine tradition | Bray, Dorothy Ann | Article in Book | | 1992 |
| Securing the “interests” of the south : John Mitchel, A.G. Magrath, and the reopening of the transatlantic slave trade | Gleeson, David T. | Article in Journal | | 2010 |
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| Sedulius Scottus | Carney, James Patrick, 1914-1989 | Article in Book | | 1965 |
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| Select Documents I. The school-bills of Conn O'Neill at Eton, 1615-22 | | Article in Journal | | 1940 |
| Select documents XV. Parnell and the Galway election of 1886 | | Article in Journal | | 1955 |
| Select documents XXXI. 'What Mr Redmond thought', December 1906 | | Article in Journal | | 1974 |
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| Select documents. Exchequer malpractice in late medieval Ireland: a petition from Christopher Fleming, Lord Slane, 1438 | | Article in Journal | | 2009 |
| Selections from the Zoilomastix of O'Sullivan Beare. Edited by T.J. O'Donnell | O'Sullivan Beare, Philip | Monograph or Collective Volume | | 1960 |
| Selling national culture : Ireland at the world's Columbian exposition | Harris, Neil | Article in Book | | 1992 |
| Selling royal favours, 1624-32 | Clarke, Aidan | Article in Book | | 1976 |
| Senchas Gall Átha Cliath : aspects of the cult of St. Patrick in the twelfth century | Boyle, ElizabethBreatnach, Liam | Article in Book | | 2015 |
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| Sessiaghmagaroll fort | Davies, OliverPaterson, T. G. F. | Article in Journal | | 1938 |
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| Seventeenth-century Dubliners and their books | Gillespie, Raymond | Monograph or Collective Volume | Dublin City Public Libraries | 2005 |
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| Sgt. Jack Moyney, VC, Irish First World War hero | Parsons, Michael
| Article in Journal | | 2014 |
| Sgt. Patrick Cavanagh. A brave soldier of the Revolution | Kavanagh, Jimmy | Article in Journal | | 2003 |
| Shades of Skerries past. [Talk given 1992] | Grimes, Maisie | Article in Journal | | 2010 |
| Shane O'Neill, a biographical study | Lyons, T.B. | Thesis | | 1949 |
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| Short fellow : a biography of Charles J. Haughey | Dwyer, T. Ryle | Monograph or Collective Volume | Marino Books | 1999 |
| Siccitas magna ultra modum: examining the occurrence and societal impact of droughts in prehistoric Ireland | Brown, David M.Plunkett, GillSwindles, Graeme T. | Article in Book | | 2021 |
| Sidelights on some famine landlords and their agents | Cunningham, T. P. | Article in Journal | | 1982 |
| Silbheaster Ó Coinne | Ó Muireadhaigh, Lorcán, an tAth. | Article in Book | | 2013 |
| Silver jubilee of the official opening and solemn dedication : St Mary's Church Swanlinbar | Hannon, Donald | Monograph or Collective Volume | St. Mary's Church Area Pastoral Council | 2003 |
| Silver sails and silk : Huguenots in Cork, 1658-1850 | St. Leger, Alicia | Monograph or Collective Volume | Cork Civic Trust | 1991 |
| Simply the (George) Best. Ulster protestantism, conflicted identity and "The Belfast Boys" | Bairner, Alan | Article in Journal | | 2006 |
| Sinn Féin policy and practice (1916-1926) | Ryan, Desmond | Article in Book | | 1968 |
| Sir Basil Brooke: the making of prime minister, 1888-1943 | Barton, Brian Edwin | Thesis | | 1986 |
| Sir Edward Carson and the Ulster movement | Ervine, John St. John Greer | Monograph or Collective Volume | Maunsell | 1915 |
| Sir Geoffrey Fenton and the English administration in Ireland, 1580-1608 | Barry, Judy | Thesis | | 1997 |
| Sir George Carew's presidency of Munster | Maher, Peter Augustine | Thesis | | 1974 |
| Sir Henry Sidney and his legacy : reformed Protestantism and the government of Ireland and England, c.1558 to 1580 | Hutchinson, Mark A. | Thesis | | |
| Sir Horace Plunkett 1854-1932 | West, T. | Article in Journal | | 1994 |
| Sir John Gilbert and archival reform | Ó Dúill, Gréagóir | Article in Journal | | 1977 |
| Sir John Gilbert and Irish historiography | Barnard, T. C. (Toby Christopher) | Article in Book | | 1999 |
| Sir John T. Gilbert : life, works and contexts | Twomey, Brendan | Monograph or Collective Volume | Dublin City Public Libraries | 2013 |
| Sir John T. Gilbert and the search for Ireland's 'original history' in the nineteenth century | Twomey, Brendan | Article in Book | | 2013 |
| Sir John T. Gilbert commemorative lectures, 1998-2007 | | Monograph or Collective Volume | | 2009 |
| Sir John T. Gilbert, 1829-98 | Dixon, F. E. | Article in Journal | | 1968 |
| Sir Lucius O'Brien, third baronet, 1731-1795 : quintessential patriot or government man? | O'Mahoney, Denva | Thesis | | 2002 |
| Sir Reginald Butler, Bart., founder of United Dairies | Butler, Michael | Article in Journal | | 2007 |
| Sir Richard Bellings, a Catholic courtier and diplomat from seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2011 |
| Sir Richard Bingham's government of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Sir Richard Bingham's government of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Sir Richard Bingham's government of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1907 |
| Sir Robert Kane : first president of Q.C.C. | Wheeler, T. S. | Article in Journal | | 1945 |
| Sir Robert Kane : life and work | Wheeler, T. S. | Article in Journal | | 1944 |
| Sir Robert Kane's soil survey of Ireland : the record of a failure | Simington, Robert C.Wheeler, T. S. | Article in Journal | | 1945 |
| Sir Robert Stawell Ball, 1840-1913 | Davies, Gordon L. Herries | Article in Journal | | 1985 |
| Sir Thomas Cusack | Kelly, J. P. | Article in Book | | 1962 |
| Sir Thomas Phillips of Limavady, Servitor | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1939 |
| Sir Warham St Leger : organiser-in-chief of the Munster plantation scheme | Piveronus, P. J. | Article in Journal | | 1980 |
| Sir Warham St. Leger and the first Munster plantation | Piveronus, P. J. | Article in Journal | | 1979 |
| Sir William Hull's losses in 1641 : historical notes | Collins, J. T. | Article in Journal | | 1947 |
| Sir William Petty as Kerry ironmaster | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1982 |
| Sir William Petty, his Irish estates and Irish population | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1979 |
| Sir William Petty, Irish landowner | Barnard, T. C. (Toby Christopher) | Article in Book | | 1981 |
| Sir William Rowan Hamilton | Hankins, T. L. | Monograph or Collective Volume | Johns Hopkins University Press | 1980 |
| Sir William Verner, Bt. (1782-1871) | Acheson, PeterFerguson, Kenneth | Article in Journal | | 2019 |
| Sir William Wilde and the teaching of oto-laryngology in Dublin | Wilson, T. G. | Article in Book | | 1952 |
| Sister Act | O'Loughlin, Thomas | Article in Book | | 2019 |
| Sites and rites of associational life in eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2010 |
| Six decades of St. Thomas' National School, Peterswell, 1944 - 2004 | Peterswell Reunion Book Committee | Monograph or Collective Volume | Peterswell Reunion Book Committee | 2004 |
| Sixteenth-century Ireland, 1485-1603 | Edwards, R. W. D. (Robert Walter Dudley)Quinn, D. B. (David Beers) | Article in Book | | 1971 |
| Sixth Report of the Royal Commission on Historical Manuscripts, with appendix, pts. 1 [C. 1745]; 2 : index [C. 2102] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1877 |
| Sixty years in residence | Anonymous | Monograph or Collective Volume | Irish Bank Officials Association | 1981 |
| Sixty years of church life in St. Nicholas' Parish, Belfast : a souvenir of the opening of the parish hall, 31st January, 1959 | Mercer, John, Rev. | Monograph or Collective Volume | M & W. Publications. | 1959 |
| Sketch of St. Barnabas' Church, North Wall | | Monograph or Collective Volume | J. T. Drought [printer] | c. 1920 |
| Sketches by Captain Sir William Smith, Bt.: Artist and engineer | Clements, W.H. | Article in Journal | | 2013 |
| Sledge hammers and blue pencils : censorship, suppression and the Irish regional press, 1916–23 | Ó Drisceoil, Donal | Article in Book | | 2018 |
| Sligo : Sinbad's yellow shore | Finnegan, T. A. | Monograph or Collective Volume | Dolmen Press | 1977 |
| Sliocht as litir Naomh Pól chun na Rómhánach aistrithe go Gaeilge | Breatnach, Pádraig A. | Article in Book | | 2012 |
| Sloinnte Comhghaolmhaire | Ó Máille, T. S. (Tomás Seosamh), 1904-1990 | Article in Journal | | 1965 |
| Slum clearance : past and future | Dillon, T. | Article in Journal | | 1945 |
| Smaller differences : "Scotch Irish" and "real Irish" in the nineteenth-century American south | Gleeson, David T. | Article in Journal | | 2006 |
| Smaointe Beatha Chríost. i. innsint Ghaelge a chuir Tomás Gruamdha Ó Bruacháin (fl. c.1450) ar an Meditationes vitae Christi | | Monograph or Collective Volume | Institiúid Árd-Léinn Bhaile Átha Cliath [Dublin Institute for Advanced Studies] | 1944 |
| Smashing H-block: the rise and fall of the popular campaign against criminalisation 1976-1982 | Stuart, Ross F. | Thesis | | |
| Smithfield and the parish of St. Paul, Dublin, 1698-1750 | Twomey, Brendan | Monograph or Collective Volume | Four Courts | 2005 |
| Sneem : the knot in the ring | Stoakley, T. E. | Monograph or Collective Volume | Sneem Tourism Association | 1986 |
| Social and religious transformations in Ireland : a case of secularisation? | Hornsby-Smith, Michael P. | Article in Book | | 1992 |
| Social and technical forces constituting the Silent Valley Reservoir project: Mourne Mountains to Belfast (1893-1932) | Reinsborough, Michael Tom | Thesis | | |
| Social basis of Irish nationalism, 1867-79, with a focus on north Tipperary | Murphy, Clare Colette | Thesis | | 1993 |
| Social change in the towns in Co. Down before the Famine | Hendry, Brenda Margaret | Thesis | | 1979 |
| Social conditions and urban conflict in Derry city (1830-70) | Duffy, T. M. | Article in Journal | | 1984 |
| Social movements, networks and national cleavages in Northern Ireland : a case study of the Civil Rights Movement and Environmental Protest | Cinalli, Manlio | Thesis | | |
| Social structure | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2009 |
| Societies formed to educate the poor in Ireland in the late eighteenth and early nineteenth centuries | Clayton, Helen Ruth | Thesis | | 1981 |
| Society and politics in pre-Norman Ireland | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2010 |
| Society and settlement in seventeenth-century Ireland : the evidence of the "1659 Census" | Smyth, W. J. (William John), 1944- | Article in Book | | 1988 |
| Society and settlements in 19th century Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1965 |
| Society of St. Vincent de Paul : conference of St. Columba 1903-2003 | Gilmartin, BrianO'Brien, B. | Monograph or Collective Volume | Society of St. Vincent de Paul | 2003 |
| Society outing to Roscrea and Leap Castle | Feerick, Aidan | Article in Journal | | 2024 |
| Society slander case - Alexis Roche v Sir T. O'Brien | Crowley, Seamus | Article in Journal | | 2001 |
| Some account ot St. Brigid, the See of Kildare, with its Bishops, and the Cathedral, now restored | Sherlock, W. | Monograph or Collective Volume | Hodges, Figgis | 1896 |
| Some ancient deeds of the parishes of St. Catherine and St. James, Dublin, 1296-1743 | | Article in Journal | | 1918 |
| Some ancient deeds of the Parishes of St. Werburgh, Dublin : 1243-1676 | Twiss, Henry F. | Article in Journal | | 1919 |
| Some archbishops of Dublin | Lindsay, T. S. | Monograph or Collective Volume | Church of Ireland Printing Co. | 1928 |
| Some aspects of Henry VIII's Irish policy | Dunlop, Robert | Article in Book | | 1902 |
| Some Celtic kinship terms | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1971 |
| Some characteristics of Irish public administration | Barrington, T. J. | Article in Journal | | 1974 |
| Some early police connections to Stillorgan | Casey, Patrick | Article in Journal | | 2008 |
| Some echoes of 'St Catherine's Bells' | Dawson, T. | Article in Journal | | 1978 |
| Some Facts and Figures on German-speaking Exiles in Ireland, 1933-1945 | Holfter, Gisela | Article in Book | | 2008 |
| Some Fermoy placenames | O'Rahilly, T. F. | Article in Journal | | 1938 |
| Some Hiberno-Norse headcoverings from Fishamble Street and St. John's Lane, Dublin | Heckett, Elizabeth Wincott | Article in Journal | | 1987 |
| Some historical memoranda respecting the territory of Kilwarlin and a few of the places neighbouring as well as included. | Hume, Abraham | Monograph or Collective Volume | Privately printed. T. Brakell [Printer] | 1866 |
| Some historical notes on Kilmore House in St. John's parish, Roscommon | Byrne, Liam | Article in Journal | | 2004 |
| Some Irish seventeenth century houses and their architectural ancestry | Waterman, D. M. | Article in Book | | 1961 |
| Some Jesuit contributions in Irish education : a study of the work of Irish members of the Society of Jesus in connection with the Irish College, Salamanca (1592-1610), Mungret College, Limerick (1881-1889), St. Stanislaus College, Tullabeg (1818-1886), and University College, Dublin (1883-1909) | Morrissey, Thomas J. | Thesis | | 1975 |
| Some legal references to fences and fencing in early historic Ireland | Ó Corráin, Donnchadh | Article in Book | | 1983 |
| Some letters of John P Leahy O.P., regarding 'The Obnoxious Clause' of the Catholic Relief Bill 1829 | Cunningham, John M.
| Article in Journal | | 2022 |
| Some MacCarthys of Blarney and Ballea | Collins, John T. | Article in Journal | | 1954 |
| Some McCarthy's of Blarney and Bollea | Collins, John T. | Article in Journal | | 1955 |
| Some mediaeval documents | | Article in Journal | | 1937 |
| Some notes on St. John's church | Gacquin, William | Article in Journal | | 2004 |
| Some notes on the cathedral of St. Brigid of Kildare | Craig, H. N. | Monograph or Collective Volume | George F. Healy | 1931 |
| Some notes on the cathedral of St. Brigid of Kildare | Craig, H. N. | Monograph or Collective Volume | Leinster Leader (printer) | 1946 |
| Some notices of the castle and of the ecclesiastical buildings at Trim. | Butler, Richard, 1794-1862 | Monograph or Collective Volume | | 1861 |
| Some observations on tense-usage in Saint Patrick's writings | Ó Raifeartaigh, T. | Article in Journal | | 1967 |
| Some old Cork accounts | O'Leary, D. | Article in Journal | | 1947 |
| Some old Galway domestic utensils | Costello, T. B. | Article in Journal | | 1905 |
| Some old Wexford banks | Sinnott, T. D. | Article in Journal | | 2001 |
| Some post-incunabula in St. Isidore's College, Rome | Fennessy, Ignatius | Article in Journal | | 2003 |
| Some priors of Fore, Co. Westmeath | Seymour, St. John D. | Article in Journal | | 1934 |
| Some recent contributions to Cork diocesan history | Collins, John T. | Article in Journal | | 1951 |
| Some records of the Irish College at Bordeaux | Walsh, T. J. (Timothy J.) | Article in Journal | | 1950 |
| Some reflections upon the local dimension in history | Marsergh, Nicholas | Article in Book | | 1985 |
| Some Roscommon actions, 1920-1921 | Lavin, T. J. | Article in Journal | | 1970 |
| Some Scottish bishops and ministers in the Irish Church, 1605-35 | Barkley, John M. | Article in Book | | 1967 |
| Some thoughts on early Irish roads and travel | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2012 |
| Somerset Arthur Butler, 5th earl of Carrick, of Mount Juliet. Marguerite Solly-Flood's 'reclusive earl' | KIrwan, John | Article in Journal | | 2014 |
| Something old and something new (19th century surgery) | O'Connell, T. C. J. | Article in Journal | | 1960 |
| Songs and poems of Tynan parish, Co. Armagh, collected by Middletown and Tynan Historical Society | | Monograph or Collective Volume | Middletown and Tynan Historical Society | 2011 |
| Sophia Violet Barrett. The Kish Bank, north Wicklow coast, 10th October 1918 | Lécane, Philip | Article in Journal | | 1996 |
| Sources and affiliations of the Catechesis Celtica (MS Vat. Reg. 49) | McNamara, Martin | Article in Journal | | 1994 |
| South county Dublin and east Wicklow during the 1914-18 war | Cronin, Patrick | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| South County Dubliners and the building of independent Ireland | Kennedy, Brian P. | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| Southern unionism, 1885-1922 | Buckland, Patrick J. | Thesis | | 1969 |
| Speaking after (the) Tone | Mac Curtain, Margaret | Article in Book | | 2019 |
| Speeches and addresses in parliament, on the platform, and at the bar, 1859 to 1881 | Sullivan, A. M.Sullivan, T. D. | Monograph or Collective Volume | | 1878 |
| Speeches from the dock | Sullivan, D. B.Sullivan, Timothy Daniel | Monograph or Collective Volume | Gill | 1969 |
| Speeches from the dock : or, protests of Irish patriotism. | OthersSullivan, T. D. | Monograph or Collective Volume | | 1882 |
| Speeches on the legislative independence of Ireland | Meagher, T. F. | Monograph or Collective Volume | | 1853 |
| Spirit of courage : life of Edmund Rice, founder of the Christian Brothers of Ireland | Humphreys, W. E. | Monograph or Collective Volume | C.T.S.I. | 1965 |
| Squaring circles : flooring round towers in Wales and Ireland | McNeill, T. E. | Article in Book | | 2003 |
| Squelching the disloyal, Fenian-sympathising brood : T. W. Anglin and confederation in New Brunswick, 1865-6 | Baker, William M. | Article in Book | | 1988 |
| Squire Auty, 1812-70 | Ward, J. T. | Article in Journal | | 1964 |
| St Andrew's church | Goslin, Bernadette | Article in Journal | | 1990 |
| St Audoen's Church, Cornmarket, Dublin : archaeology and architecture | | Monograph or Collective Volume | Stationery Office | 2006 |
| St Brigid's school, Foxrock | McGowan, Ethna | Monograph or Collective Volume | Foxrock Local History Club | 1981 |
| St Catherine's Church & graveyard project | Killybegs Community Response Scheme | Monograph or Collective Volume | Killybegs Community Response Scheme | 2008 |
| St Columcille's hospital | Scannell, James | Monograph or Collective Volume | Foxrock Local History Club | 1993 |
| St Declan's church | Quain, James T. | Article in Journal | | 1987 |
| St Fechín's G.F.C., Tearmann Feichín : golden jubilee, 1991 | St. Fechín's Gaelic Football Club | Monograph or Collective Volume | St. Fechín's Gaelic Football Club | 1991 |
| St Flannan and St Rícenn: labouring kings and literate mothers in medieval Clare | Swift, Cathy | Article in Journal | | 2013 |
| St George and Dill : a study of two Dromore clergymen | McDonnell, Pat | Article in Journal | | 1989 |
| St Helen's : an 18th century house on Stillorgan Road | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1988 |
| St John the Baptist National School Midleton : a history | O'Keeffe, Alison | Monograph or Collective Volume | St. John the Baptist National School | 2008 |
| St John's churchyard | Clohosey, T. J. | Article in Journal | | 1961 |
| St Malachy in life and death | Ó Fiaich, Tomás | Article in Book | | 2013 |
| St Manachan's shrine | Kendrick, T. D. | Article in Journal | | 1942 |
| St Manachan's shrine | Kendrick, T. D. | Article in Journal | | 1937 |
| St Mary's abbey, Devenish | Mullarkey, T. | Article in Journal | | 1961 |
| St Mochta's House: logo of the County Louth Archaeological and Historical Society | Gosling, Paul | Article in Journal | | 2020 |
| St Mullins 1798 | St. Mullins Muintir na Tíre | Article in Journal | | 1997 |
| St Patrick and Armagh, a symposium : 3, Na teoirici nua | Ó Raifeartaigh, T. | Article in Journal | | 1956 |
| St Patrick and the Defensio | Ó Raifeartaigh, T. | Article in Journal | | 1983 |
| St Patrick's Confessio | | Website | Royal Irish Academy | 2011 |
| St Patrick's Hospital, 1746-1899 | Widdess, J. D. H. | Article in Book | | 1948 |
| St Patrick's staff and Christ Church | Ronan, Myles V. (Myles Vincent) | Article in Book | | 1990 |
| St Patrick, Skerries and the earliest evidence for local church organization in Ireland | Swift, Catherine | Article in Book | | 2004 |
| St Stephen's Green and plot no. 28 | Dunphy, T. Austen | Article in Book | | 1990 |
| St Ultan's Hospital Charlemont Street. Background and achievement | Bradley, Margaret | Article in Journal | | 2019 |
| St, Luke's school, Douglas, Cork : history and memories | | Monograph or Collective Volume | St. Luke's school | 2002 |
| St. Aidan's Church, Dublin. Parish of St. George : 40th anniversary of dedication, November 22nd 1902-November 22nd 1942 | Dobbs, K. D. B. | Monograph or Collective Volume | Corrigan & Wilson [printer] | 1942 |
| St. Alphonsus' Church, Barntown | Wickham, TeresaWickham, Tom | Article in Journal | | 2001 |
| St. Andrew's Church, Dublin : a short review | Northridge, Robert | Monograph or Collective Volume | Hely's [printer] | 1916 |
| St. Andrew's Church, Westland Row, Dublin : an enduring presence : an overview of the history of St. Andrew's Church from its origins to the present | Watson, Elizabeth | Monograph or Collective Volume | St. Andrew's Church | 2007 |
| St. Andrew's College : 1894-1994 : ardens sed virens | Fitzpatrick, Georgina | Monograph or Collective Volume | St. Andrew's College | 1994 |
| St. Andrew's, Inishargy, Balligan | Beckett, J. C. (James Camlin),Dunleath, LordJackson, C. T., | Monograph or Collective Volume | | 1967 |
| St. Ann's : the church in the heart of the city | Poyntz, S(amuel) G(reenfield) | Monograph or Collective Volume | Representative Church Body Library | 1976 |
| St. Ann's Hill Hydro and its links to golf's fledgling days in the Barony of Muskerry | O'Brien, Tim | Article in Journal | | 2011 |
| St. Anna's Church, MIllstreet : a history | Tangney, Denis | Monograph or Collective Volume | MIllstreet Museum Society | 1995 |
| St. Anne's - the Guinness estate | Sharkey, Joan Ussher | Article in Journal | | 2005 |
| St. Anne's Rose Window | Moloney, Rita | Article in Journal | | 2002 |
| St. Anselm and the Irish church | Gwynn, Aubrey | Article in Journal | | 1942 |
| St. Anthony' College of the Irish Franciscans Louvain, 1927-1977, 1607-1977 | Conlon, Patrick | Monograph or Collective Volume | Assisi Press | 1977 |
| St. Anthony's College of the Irish Franciscans at Louvain, 1607-1977 | Conlon, Patrick | Monograph or Collective Volume | Assisi Press | 1977 |
| St. Audoen, St. Nicholas Within, and St. Michael, Dublin | Anonymous | Monograph or Collective Volume | James Charles and Son | c. 1870 |
| St. Bega : cult, fact and legend | Todd, John M. | Article in Journal | | 1980 |
| St. Bega and her bracelet | Last, C. E. | Article in Journal | | 1953 |
| St. Bernard of Clairvaux's Life of St. Malachy of Armagh | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Monograph or Collective Volume | | 1920 |
| St. Brendan America's first discoverer. How a learned and adventurous Irishman and sixty monks outstripped Columbus by nearly ten centuries in his quest of the western hemisphere - a graphic and convincing treatise | Lonergan, Thomas S. | Article in Journal | | 1910 |
| St. Brendan sources : St. Brendan and early Irish hagiography | Ó Caoimh, Tomás | Article in Book | | 1989 |
| St. Brendan's Cathedral, Clonfert, County Galway : conservation plan | Nolan, Dermot,Ruane, Pat | Monograph or Collective Volume | The Heritage Council | 2004 |
| St. Brendan's fantastic voyage | Schomp, Gerald | Article in Journal | | 1977 |
| St. Brendan's Sydenham in the twentieth century: a historical narrative | Johnston, Sam | Monograph or Collective Volume | | 2001 |
| St. Brigid's 300 year milestone | Kuss, Victor | Article in Journal | | 2014 |
| St. Brigid's Cathedral Kildare | | Monograph or Collective Volume | [St Brigid's Cathedral]; Bradleys Printers | 1972 |
| St. Brigid's Church Kill, County Kildare : celebrating 200 years 1821-2021 | | Monograph or Collective Volume | St. Brigid's Church | 2021 |
| St. Brigid's Parochial Schools Stillorgan : an historical outline of their structure, 1862-1985 | Anonymous | Monograph or Collective Volume | Parkview Stationers [printer] | 1985 |
| St. Buite, Mellifont ad Toberboie | Manning, Conleth | Article in Journal | | 1984 |
| St. Caillin | Hynes, John | Article in Journal | | 1931 |
| St. Caimin’s, Inis Cealtra. Reconstruction of the doorway | De Paor, LiamGlenn, Deirdre | Article in Journal | | 1995 |
| St. Canice's Cathedral in an age of change 1500-1560 | Gillespie, Raymond | Article in Book | | 2000 |
| St. Canice's Cathedral Kilkenny : guide for visitors | | Monograph or Collective Volume | Society of the Friends of St. Canice's Cathedral | c. 1980 |
| St. Canice's graveyard | Phelan, Margaret | Article in Journal | | 1984 |
| St. Catherine's Church, Corofin | Ó Cléirigh, N. | Article in Journal | | 1980 |
| St. Catherine's College of Education for Home Economics Sion Hill, 1929-2007 : historical and contemporary 'reflections' | | Monograph or Collective Volume | Linden Publishing | 2007 |
| St. Catherine's Training College for teachers of domestic science - on the Dominican campus, Sion Hill, 1929-1975 | Flynn, Mairead | Article in Book | | 2007 |
| St. Charles Borromeo parish South Philadelphia 1868-1993 | Burke, Bobbye J. | Article in Journal | | 1993 |
| St. Colmán and the early medieval monastery of Lynally (c.600-1100) | Masterson, Rory | Article in Journal | | 2003 |
| St. Colman of Stradbally | O'Dooley, Johanna | Article in Journal | | 1979 |
| St. Colman's Parish Church, Ardboe: a short sketch 1830-1930 | Baxter, John | Monograph or Collective Volume | [St. Colman's Parish, Ardboe] | 1989 |
| St. Columba and his book | MacKenzie, K. C. | Article in Journal | | 1943 |
| St. Columba's Church, Parish of Whiterock [Diocese of Connor] | Cunningham, R. S. | Monograph or Collective Volume | Castle [Printers] | 1978 |
| St. Columba's College: an Irish school in the age of empire | Pyz, Justyna | Article in Book | | 2012 |
| St. Columba's, the old church at Straid, Clonmany, Inishowen | McWilliams, Catherine | Article in Journal | | 2003 |
| St. Conleth's Church, Newbridge, 1852-2002 | Connolly, Mary | Monograph or Collective Volume | The author | 2002 |
| St. Cuthbert, his Cult and his Community to AD 1200 | | Monograph or Collective Volume | | 1989 |
| St. Darerca and her sister scholars : women and education in medieval Ireland | Callan, Maeve B. | Article in Journal | | 2003 |
| St. David's Church, Naas | De Burgh, Archdeacon | Article in Journal | | 1895 |
| St. David's Church, Naas | Wright, Daphne | Monograph or Collective Volume | [The author] | 2012 |
| St. Davids and a new link with the Hiberno-Norse world | Redknap, Mark | Article in Book | | 2007 |
| St. Doulagh's Church | Lindsay, T. S. | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | 1922 |
| St. Doulagh's Church | Lindsay, T. S. | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | 1905 |
| St. Doulagh's church | Harbison, Peter | Article in Journal | | 1982 |
| St. Doulagh's Church in the Diocese of Dublin | St. Doulagh's Church | Monograph or Collective Volume | [St. Doulagh's Church] | 1966 |
| St. Doulagh's Church, County of Dublin | | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | c. 1860 |
| St. Enoch's congregation, 1872-1972 : an account of Presbyterianism in Belfast | Barkley, John M. | Monograph or Collective Volume | St Enoch's Church | 1972 |
| St. Ernan's : a short history | Seaver, George | Monograph or Collective Volume | St. Ernan's Management Committee | 1964 |
| St. Fachtna's cathedral, Ross : a history | Peters, Christopher | Monograph or Collective Volume | Select Vestry, Ross union of parishes | 1999 |
| St. Feichin's, Ballisodare, Co. Sligo : discoveries and rediscoveries | Timoney, Mary B. | Article in Book | | 2002 |
| St. Fethlimidh's Cathedral, Kilmore: a short history | Combe, John Charles | Monograph or Collective Volume | [Kilmore diocese]|Printed by L.M. Press, Lurgan, Co. Armagh | 1993 |
| St. Fillan's crozier - its cult and its reliquaries, AD 1000-2000 | Glenn, Virginia | Article in Book | | 2009 |
| St. Fin Barre's cathedral | | Monograph or Collective Volume | Eason & Son | 1984 |
| St. Fin Barre's cathedral : historical and descriptive | Robinson, Andrew C. | Monograph or Collective Volume | Guy and Co. | 1897 |
| St. Finbarr and early Christian settlement | Ó Riain, Pádraig | Article in Book | | 2005 |
| St. Finbarr's, Carrickmacross : a short history | Sutcliffe, John | Monograph or Collective Volume | | 1990? |
| St. Finnian of Movilla : Briton, Gael, ghost? | Dumville, David N. | Article in Book | | 1997 |
| St. Finnian's, Cregagh : the story of the first fifty years 1932-1982 | Hammond, David | Monograph or Collective Volume | [David Hammond] | 1982 |
| St. Flannan's Cathedral, Killaloe | Bourke, F. R. | Article in Journal | | 1980 |
| St. Garbhan | Kelly, JamesRansen, Joseph | Article in Journal | | 2001 |
| St. George’s Church, Grange Sylvae, Goresbridge, Co. Kilkenny | Whitford-McDonald, Emily | Article in Book | | 2013 |
| St. Gerard's School Bray : an educational initiative | Murphy, Brian | Monograph or Collective Volume | Kestrel Books | 1999 |
| St. Gobnett of Ballyvourney | Anonymous | Article in Journal | | 1978 |
| St. James Graveyard | MacMahon, Bryan,Moriarty, James | Article in Book | | 2012 |
| St. James's Graveyard, Dublin : history and associations | St. Jame's Graveyard Project | Monograph or Collective Volume | St. James's Graveyard Project | 1988 |
| St. Jarlath of Tuam | Kelly, Richard J. | Article in Journal | | 1900 |
| St. Joeseph's C.B.S., Fairview : 1888-1988 | Brockie, Gerard | Monograph or Collective Volume | none given | |
| St. John's / Waterford | Daly, Paul | Article in Journal | | 2008 |
| St. John's and area in 1837 | Byrne, Liam | Article in Journal | | 2004 |
| St. John's Church Kilnamanagh, and a short paper on the Oxford Movement. Church of Ireland. Diocese of Ferns | Hall, William John | Monograph or Collective Volume | E. J. Rickard (Printer) | 1956 |
| St. John's Church, Islandmagee 1595-1986 : a short history | Waring, Joseph | Monograph or Collective Volume | [St John's Church, Islandmagee] | 1986 |
| St. John's Church, Kilteevogue, 1879-1979 | Carson, G. J. A. | Monograph or Collective Volume | [St. John's Church, Kilteevogue] | 1979 |
| St. John's Church, Mounttown | McGovern, Brendan | Article in Journal | | 2010 |
| St. John's Church, Newcastle : a brief history, 1832-1982 | Jackson, J. G. | Monograph or Collective Volume | [St John's Church] | 1982 |
| St. John's Church, Sandymount | | Monograph or Collective Volume | [St. John's Church] | c. 1983 |
| St. John's community centre, 1980-1984 remembered | Egan, M. | Article in Journal | | 2004 |
| St. John's friary, Athy | Hannon, T. J. | Article in Journal | | 1895 |
| St. John's Gate (Limerick) | Hannan, Kevin | Article in Journal | | 1980 |
| St. John's Monkstown : the story of an Irish church | Harden, Ralph William | Monograph or Collective Volume | Hodges, Figgis | 1911 |
| St. John's siding Enniscorthy S. & A.G. Davis ltd. | Beesley, GeraldCampion, NormanHouston, DavidShepherd, William Ernest (Ernie)Walsh, Michael | Article in Journal | | 2016 |
| St. John's Square (Limerick) | Hannan, Kevin | Article in Journal | | 1980 |
| St. Joseph & St. Saran's Ferbane : a celebration | | Monograph or Collective Volume | Bishop of Ardagh & Clonmacnois and Provincial of the Congregation of St. Joseph of Cluny | 2004 |
| St. Joseph and St. Saran's Ferbane : a celebration | | Monograph or Collective Volume | [s.n.] | 2004 |
| St. Joseph's Academy, Muine Bheag 1896-1926 | Kavanagh, P. J. | Article in Journal | | 2005 |
| St. Joseph's Academy, Muine Bheag, 1896-1926 | Kavanagh, P. J. | Article in Journal | | 1980 |
| St. Joseph's Church, Poyntzpass & its Parish Priests and Curates 1788 - 2002 | Anderson, Michael | Article in Journal | | 2009 |
| St. Joseph's school for deaf boys Cabra : 1857-2007 | | Monograph or Collective Volume | St. Joseph's Deaf Heritage Centre | 2007 |
| St. Joseph's well, Dough/Annagh parish of Kilmurry, Ibrickane, Co. Clare : a photographic and oral documentation | Lysaght, Patricia | Article in Journal | | 2001 |
| St. Jude's Parish Church, Ballynafeigh: a record of the first hundred years 1873-1973 | McCarter, Norman | Monograph or Collective Volume | [St Jude's parish] | 1973 |
| St. Jude's Parish Church, Kilmainham : Centenary booklet, 1864-1964 | McNutt, A. T. | Monograph or Collective Volume | [St. Jude's Parish] | 1964 |
| St. Kevin's sanatorium, Rathdrum | Greene, Mae | Article in Journal | | 2001 |
| St. Kevin's Schoolboys A. F. C., 1988-1998 | Anonymous | Monograph or Collective Volume | St Kevin's Schoolboys Football Club | 1998 |
| St. Kieran's College Kilkenny 1782-1982 | Ó Fearghail, F. | Monograph or Collective Volume | | 1982 |
| St. Kilian : 1300 Jahre Märtyrium der Frankenapostel. 2 vols. | | Monograph or Collective Volume | | 1989 |
| St. Kilian : his Irish background and posthumous influence | Ó Fiaich, Tomás | Article in Journal | | 1989 |
| St. Laurence O'Toole and the Anglo-Norman invasion | O'Doherty, J. F. | Article in Journal | | 1937 |
| St. Laurence O'Toole and the Anglo-Norman invasion | O'Doherty, J. F. | Article in Journal | | 1938 |
| St. Laurence O'Toole and the Great War | Connolly, Sean | Article in Journal | | 2009 |
| St. Lorcán, the Ua Tuathail family and Glendalough | Mac Shamhráin, Ailbhe | Article in Journal | | 1998 |
| St. Luke's conservation plan : an action of the Dublin City heritage plan / Plean caomhnaithe San Lúcás : an action of the Dublin City Heritage Plan/ Gníomh de chuid Phlean Oidhreachta Bhaile Átha Cliath | Levinge-Shackleton, Daphne,Montague, JohnRoger Goodwillie AssociatesShaffrey Associates Architects | Monograph or Collective Volume | Dublin City Council | 2005 |
| St. Luke's Hospital, Clonmel, 1884-1984 | Lonergan, Eamonn | Monograph or Collective Volume | [The author] | 1984 |
| St. Macarten's contribution to the Maynooth mission to China | Smyth, Bernard T. | Article in Book | | 1940 |
| St. Macarten's seminary, centenary souvenir, 1940 | Anonymous | Monograph or Collective Volume | [s.n.] | 1940 |
| St. Maelruain's Church, Tallaght, 1829-1979 | Comerford, Patrick | Monograph or Collective Volume | [The author] | 1979 |
| St. Maelruain: Tallaght's Own Saint | Comerford, Patrick | Monograph or Collective Volume | Patrick Comerford | 1992 |
| St. Maelruans and Tallaght | St. Maelruans Teamwork Project Tallaght | Monograph or Collective Volume | Tallaght Chamber of Commerce | 1986 |
| St. Mark's Church Pearse Street : a history to mark its bi-centenary Year, with calendar, year book and blotter | Barr, D. J. O. | Monograph or Collective Volume | The Ecclesiastical Press Ltd. | 1957 |
| St. Mark's church, Dundela, 1878-1978 | Beckett, J. C. (James Camlin) | Monograph or Collective Volume | Newtownards Chronicle | 1978 |
| St. Mark's Dundela, Diocese of Down : its annals and archives | | Monograph or Collective Volume | S.P.C.K. | 1932 |
| St. Mark's Killykea 1832-1982 | Henderson, Isabel | Monograph or Collective Volume | C.R. Print | 1982 |
| St. Mark's Killylea 1832-1982 : a short history of Killylea Parish, its church and people | Henderson, Isobel | Monograph or Collective Volume | C. R. Print | 1982 |
| St. Mary' Church, Lancaster, PA. : 1785-1877 | Musser, Edgar A. | Article in Journal | | 1969 |
| St. Mary's Abbey, Ballyhaunis | O'Connor, John | Monograph or Collective Volume | Augustinian Community | 1983 |
| St. Mary's Abbey, Dublin | Luddy, Ailbe J. | Monograph or Collective Volume | M.H. Gill and Son | 1935 |
| St. Mary's abbey, Louth, and the introduction of the Arrouaisian observance into Ireland | Flanagan, Marie Therese | Article in Journal | | 1980 |
| St. Mary's Abbey, Louth, and the introduction of the Arrouaisian observance into Ireland | Flangan, Marie-Thérèse | Article in Journal | | 1980 |
| St. Mary's All-Ireland Pipe and Drum Band, Limerick | McNamara, Patrick F. | Article in Journal | | 2006 |
| St. Mary's burial ground, Woodstock North, Athy, Co. Kildare | Riordan, Peter J. | Article in Journal | | 2001 |
| St. Mary's Cathedral (Church of Ireland) Tuam : an architectural, archaeological and historical guide | | Monograph or Collective Volume | Friends of St. Mary's Cathedral | 1996 |
| St. Mary's Cathedral, Limerick | Dowd, James, Rev., | Monograph or Collective Volume | George McKern & Sons | 1899 |
| St. Mary's Cathedral, Limerick : unpublished correspondence of the cathedral restoration in the nineteenth century | Mulvin, Lynda | Article in Journal | | 2001 |
| St. Mary's Cathedral, the organ : a short history with specifications | Brislane, B. A. | Monograph or Collective Volume | McKerns Printing | 1971 |
| St. Mary's Catholic Church and Ballyheigue Parish | MacMahon, Bryan | Article in Book | | 2012 |
| St. Mary's Church and graveyard, St. Mary's Lane, Kilkenny : conservation plan | Integration Conservation Group | Monograph or Collective Volume | Heritage Council | 2005 |
| St. Mary's Church Cong : a history | Clesham, Brigid | Monograph or Collective Volume | Family Research Centre | 1994 |
| St. Mary's church, Bannow, in 1840 | de Vál, Séamas S. | Article in Journal | | 2013 |
| St. Mary's Church, Julianstown | Daly, Bernie | Monograph or Collective Volume | [St. Mary's Church, Julianstown] | 1995 |
| St. Mary's Church, Kinenaule : 150 years - 1865-2015 | Killenaule-Moyglass Parish Journal Committee | Monograph or Collective Volume | | 2015 |
| St. Mary's Church, Mary Street, Dublin | Hobson, G. D. | Monograph or Collective Volume | [G.D. Hobson] | c. 1963 |
| St. Mary's Cistercian abbey, Dublin : a ghost in the alleyways | Doran, Bill,Doran, Linda, | Article in Book | | 2009 |
| St. Mary's Collegiate Church Youghal : a brief outline of its history, with some account of its main features | | Monograph or Collective Volume | St. Mary's Church | 1956 |
| St. Mary's Leixlip gravestone inscriptions | Colgan, John | Article in Journal | | 2003 |
| St. Mary's Parish Church, Killarney | | Monograph or Collective Volume | [St Mary's Parish Church] | no date given |
| St. Mary's parish church, Newry : its history, memorials, vicars, curates, and churchwardens | Reside, S. Wilson | Monograph or Collective Volume | Newry Telegraph Office [Printer] | 1933 |
| St. Mary's Parochial School, Clonmel | Power, Patrick C. | Monograph or Collective Volume | [The author] | 1993 |
| St. Mary's School and Home for the Visually Impaired 1858-1997 | Whelan, Veronica | Article in Journal | | 2002 |
| St. Mary's well, Killarney, seven centuries of rounds | Ó Luanaigh, Tomás B. | Article in Journal | | 2001 |
| St. Mary's, Church of Ireland, Kilmessan: a short history | Gannon, Mary | Monograph or Collective Volume | | 2011 |
| St. Mary's, Youghal, Co. Cork - Ireland's oldest roof revisited | Geany, Máire | Article in Book | | 2017 |
| St. Mary’s Church of Ireland Shinrone | Committee members | Monograph or Collective Volume | St. Mary’s Church of Ireland Shinrone | 2020 |
| St. Matthew's Church, Shankill Parish, Belfast, 1872-1972 | Campbell, A. J. E. | Monograph or Collective Volume | [St. Matthew's Church, Shankill Parish] | 1972 |
| St. Mel's of Longford : 1865-1990 | McGee, Eugene | Monograph or Collective Volume | St. Mel's Diocesan Trust | 1996 |
| St. Michael's (Limerick) | Hannan, Kevin | Article in Journal | | 1981 |
| St. Michael's Church - Drumlion - Co. Roscommon, 1856-2006 : church, people and landscape | | Monograph or Collective Volume | Drumlion sesquicentennial Committee | 2006 |
| St. Michael's Church Limerick, 1844-1944 | Jackson, R. Wyse, Rev. | Monograph or Collective Volume | McKern's | 1944 |
| St. Michael's graveyard, Limerick | Murphy, Charlotte | Article in Journal | | 2007 |
| St. Michael's Terrace - a legacy of the Carysforts | Byrne, Michael | Article in Journal | | 2001 |
| St. Michael's Well and Skellig Michael | Mac an tSíthigh, Seán
| Article in Book | | 2009 |
| St. Michan's parish in the eighteenth century | Young, E. J. | Article in Journal | | 1940 |
| St. Mobhi's Church Glasnevin: a short history & guide | Mahon, LeslieO'Doherty, Tony | Monograph or Collective Volume | [The authors] | 1989 |
| St. Mochua and the round tower | Williams, Joe | Monograph or Collective Volume | South Dublin Libraries | 2006 |
| St. Modwenna | | Monograph or Collective Volume | | 1947 |
| St. Molaise's house at Devenish, Lough Erne, and its sculptured stones | Lowry-Corry, Dorothy | Article in Journal | | 1936 |
| St. Molua's Church, Magheracloone : a short history | Sutcliffe, John L. | Monograph or Collective Volume | | 1990? |
| St. Mullin's Abbey Church in the era of the reformation and confiscation : a reflection | Lyttleton, James | Article in Journal | | 2005 |
| St. Multose church, Kinsale, as it was, as it is, and as it ought to be. | | Monograph or Collective Volume | Guy and Co. | 1895 |
| St. Munchin's College Limerick, 1796-1996 | Fleming, JohnO'Grady, Sean | Monograph or Collective Volume | St. Munchin's College | 1996 |
| St. Munna of Taghmon | Culleton, Edward | Article in Journal | | 1997 |
| St. Nathy's College, 1810-2010 : reflections and memories of past pupils | | Monograph or Collective Volume | St Nathy's College | 2010 |
| St. Nicholas's Church and parish Dunlavin (1817-1967) | Warke, R. A. | Monograph or Collective Volume | R.A. Warke | 1967 |
| St. Ninian : a preliminary study of sources | Chadwick, Nora Kershaw, 1891-1972 | Article in Journal | | 1950 |
| St. Ninian : Irish evidence further examined | Wilson, P. A. | Article in Journal | | 1969 |
| St. Ninian and the Picts | Mackie, J. D. | Article in Journal | | 1953 |
| St. Oliver Plunkett : Deo Gratias | Burns, Thomas | Monograph or Collective Volume | Tommy Burns | 2000 |
| St. Patrick | MacReamoinn, Seán | Article in Journal | | 1987 |
| St. Patrick : his writings and Muirchu's 'Life' | | Monograph or Collective Volume | | 1978 |
| St. Patrick : the man and his works | O'Loughlin, Thomas | Monograph or Collective Volume | Triangle | 1999 |
| St. Patrick and Armagh | Ó Fiaich, Tomás | Article in Journal | | 1958 |
| St. Patrick and Coroticus | Thompson, E. A. | Article in Journal | | 1980 |
| St. Patrick and Ireland | Corish, Patrick J. | Article in Journal | | 1961 |
| St. Patrick and Irish Christian origins | Wilson, P. A. | Article in Journal | | 1980 |
| St. Patrick and Irish Christianity | Corfe, Tom | Monograph or Collective Volume | Cambridge University Press | 1973 |
| St. Patrick and the British Church | Bieler, Ludwig | Article in Book | | 1968 |
| St. Patrick and the coming of Christianity | Bieler, Ludwig | Monograph or Collective Volume | Gill | 1967 |
| St. Patrick and the see of Armagh | Sharpe, Richard | Article in Journal | | 1982 |
| St. Patrick at Glastonbury | Finberg, Herbert Patrick Reginald | Article in Book | | 1969 |
| St. Patrick in Cornwall? : the origin and transmission of Vita tertia S. Patricii | Dumville, David N. | Article in Book | | 1996 |
| St. Patrick in county Carlow | Burns, C. | Article in Journal | | 1984 |
| St. Patrick's "First Synod" | Binchy, D. A. (Daniel Anthony), 1900-1989 | Article in Journal | | 1968 |
| St. Patrick's 'Confessio' and the 'Book of Armagh' | Esposito, Mario | Article in Journal | | 1954 |
| St. Patrick's birthplace | Breeze, Andrew | Article in Journal | | 2008 |
| St. Patrick's Cathedral Armagh | | Monograph or Collective Volume | Ulster Gazette | 1932 |
| St. Patrick's Cathedral Dublin : the national cathedral of Ireland | Wilson, David F.R. | Monograph or Collective Volume | Iona | c. 1970 |
| St. Patrick's Cathedral in the age of Swift, 1690-1745 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2009 |
| St. Patrick's Cathedral kalendar of anniversaries | Bernard, J.H. | Monograph or Collective Volume | Ponsonby & Gibbs | 1904 |
| St. Patrick's Cathedral Past Choristers' Society : the last hundred years | | Monograph or Collective Volume | St. Patrick's Cathedral Past Choristers' Society | 1982 |
| St. Patrick's Church 1864-1964 | French, Samuel | Monograph or Collective Volume | St. Patrick's Church | 1964 |
| St. Patrick's Church in Rouen | McGinnity, Gerard | Article in Journal | | 1979 |
| St. Patrick's Church Jordanstown, 1868-1958 | McCappin, William J., Rev. | Monograph or Collective Volume | Northern Whig (printer) | 1958 |
| St. Patrick's Church Jordanstown, 1868-1993 | McCappin, William J., Rev.,Rodgers, Derek | Monograph or Collective Volume | Regency Press (printer) | 1993 |
| St. Patrick's Church of Ireland, Granard | Stafford, Richard William | Monograph or Collective Volume | Church of Ireland | 1983 |
| St. Patrick's Church, Ballymena : centenary sounvenir of consecration, 1855-1955 | Craig, C. H. B., Rev. | Monograph or Collective Volume | [St Patrick's Church] | 1955 |
| St. Patrick's Church, Ballymena: Centenary souvenir : St Patrick's day, 1853-1953 | St. Patrick's Church | Monograph or Collective Volume | Ecclesiastical Press | 1954 |
| St. Patrick's Church, Carnalway : centenary celebrations, 1891-1991 | | Monograph or Collective Volume | [St Patrick's Church, Carnalway] | 1991 |
| St. Patrick's church, Castle Archdale: a centenary celebration | Chambers, Richard W. | Monograph or Collective Volume | Richard W. Chambers | 2008 |
| St. Patrick's Church, Donabate : centenary celebration | Bates, Peadar | Monograph or Collective Volume | St. Patrick's Church Centenary Committee | 2003 |
| St. Patrick's church, Duleek | Bradley, John, 1954-2014 | Article in Journal | | 1980 |
| St. Patrick's Church, Glenamaddy : the first 100 years 1904-2004 | | Monograph or Collective Volume | [s.n.] | 2004 |
| St. Patrick's Church, Kildrumferton: history of the parish, 1812-2012 | Acheson, Patricia | Monograph or Collective Volume | [Kildrumferton Parish] | 2012 |
| St. Patrick's Church, Monaghan | Berry, Ian | Monograph or Collective Volume | [St Patrick's Church] | 2002 |
| St. Patrick's Church, Stewartstown : gravestown inscriptions | Mayes, Frank | Article in Journal | | 2003 |
| St. Patrick's College, Drumcondra, 1875-2000 : a history | Kelly, James, 1959- | Monograph or Collective Volume | Four Courts | 2006 |
| St. Patrick's day 1628 in Witham, Essex | Aylmer, Gerald Edward, 1926-2000 | Article in Journal | | 1973 |
| St. Patrick's day in Dundee, c.1850-1900 : a contested Irish institution in a Scottish context | McCready, Richard B. | Article in Book | | 2009 |
| St. Patrick's Day in Peru, 1824 | McGinn, Brian | Article in Journal | | 2005 |
| St. Patrick's Day, Buenos Aires, 1905 | Walsh, Edward | Article in Journal | | 2005 |
| St. Patrick's day, New York city 1861 | Garland, John | Article in Journal | | 1982 |
| St. Patrick's Day: commemoration, conflict and conciliation, 1900-2013 | Walker, Brian | Article in Book | | 2017 |
| St. Patrick's drama group Westport, 1964-2014 | MacMahon, Fintan | Monograph or Collective Volume | Mediamac | 2015 |
| St. Patrick's journey through West Limerick | Keane, Edward | Article in Book | | 1967 |
| St. Patrick's Old Cathedral : "The heart of old New York" | Fennessy, Keith G. | Monograph or Collective Volume | St. Patrick's Old Cathedral | 1999 |
| St. Patrick's other island : the Irish invasion of Britain | D'Arcy, Fergus A., 1943- | Article in Journal | | 1993 |
| St. Patrick's parish church, Newry, 1578 AD-1978 AD : a short historical guide | Heasley, S. J. | Monograph or Collective Volume | [J. Hollywood Printers] | 1978 |
| St. Patrick's primary, Dungiven | McCloskey, Sean | Article in Journal | | 1976 |
| St. Patrick's Purgatory : Francesco Chiericati's letter to Isabella d'Este | Purcell, M. | Article in Journal | | 1987 |
| St. Patrick's Purgatory : two versions of Owayne Miles and the Vision of William of Stranton together with the long text of the Tractatus de purgatorio Sancti Patricii | | Monograph or Collective Volume | Oxford University Press for the Early English Text Society | 1991 |
| St. Patrick's reading | Dronke, Peter | Article in Journal | | 1981 |
| St. Patrick's valley | O'Byrne, Cathal | Article in Journal | | 1940 |
| St. Patrick's writings | | Monograph or Collective Volume | Dundalgan Press | 1961 |
| St. Patrick, apostle of Ireland | MacNeill, Eoin | Monograph or Collective Volume | | 1934 |
| St. Patrick, Confession et Lettre à Coroticus : introduction, texte critique, traduction et notes | Blanc, CécileHanson, R. P. C. | Monograph or Collective Volume | | 1978 |
| St. Patrick. His origins and career | Hanson, R. C. P. | Monograph or Collective Volume | | 1968 |
| St. Patricks Church Aughawillan 1870-2020 | Quinn, Des | Monograph or Collective Volume | St. Patrick's Church Aughawillan | 2020 |
| St. Paul's church, Bray | Turner, M. K. (Kathleen) | Article in Journal | | 1977 |
| St. Paul's parish, Dublin | Best, Edith M. | Article in Journal | | 1974 |
| St. Peter's : cathedral church of Down and Connor, 1866-2005 | Tracey, DanWard, Sally | Monograph or Collective Volume | [s.n.] | 2005 |
| St. Peter's Church of Ireland Drogheda : a history | Drogheda Union of Parishes | Monograph or Collective Volume | Drogheda Union of Parishes | 2002 |
| St. Peter's graveyard Portlaoise (Maryborough cemetery) | Vocational School, Portlaoise. 4th year students | Article in Journal | | 2003 |
| St. Peter's parish and the town of Drogheda : a short historical sketch | L., P. | Monograph or Collective Volume | Drogheda Independent Co. | 1913 |
| St. Pirminius und Pirminiuslande im Licht der Namenforschung | Christmann, Ernst | Article in Journal | | 1953 |
| St. Polycarp's Church, Finaghy: the first fifty years, a brief history 1932-1982 | Hall, James R. | Monograph or Collective Volume | [Finaghy parish] | 1982 |
| St. Richard of Dundalk | Dolan, T. P. (Terence Patrick) | Article in Book | | 2007 |
| St. Ruth's Fatal Gamble: The Battle of Aughrim 1691 and the Fall Of Jacobite Ireland | McNally, Michael | Monograph or Collective Volume | Helion and Company | 2018 |
| St. Saviour's Church Arklow | Whiteside, Lesley | Monograph or Collective Volume | St. Saviour's Arklow | 1997 |
| St. Senan's church centenary, Kilrush | Anonymous | Article in Journal | | 1939 |
| St. Severin and St. Patrick : a parallel | Bieler, Ludwig | Article in Journal | | 1955 |
| St. Simon's: 50 years, 1930-1980 | Mason, Edwin | Monograph or Collective Volume | [St Simon's parish] | 1980 |
| St. Stephen Harding and Ireland | King, Archdale A. | Article in Journal | | 1941 |
| St. Thomas : church and Apostle | | Monograph or Collective Volume | [privately published] | c. 1940 |
| St. Ultan and Ardbraccan | Ó hÓgartaigh, Margaret | Article in Journal | | 2003 |
| St. Ultan's a women's hospital for infants | Ó hÓgartaigh, Margaret | Article in Journal | | 2003 |
| St. Ultan’s: a ground-breaking institution for the health and well-being of women, children and doctors alike | Casserly, Maeve | Article in Book | Dublin City Council | 2019 |
| St. Vincent's Hospital, 1834-1994 : an historical and social portrait | Meenan, F. O. C. | Monograph or Collective Volume | Gill & Macmillan | 1995 |
| St. Vincent's Hospital, Dublin, 1834-1984 | Beckett, Hylda J. | Article in Journal | | 1984 |
| St. Vincent's Hospital, Fairview : celebrating 150 years of service | Collins, Aidan | Monograph or Collective Volume | Albertine Kennedy with Duke Kennedy Sweetman | 2007 |
| St. Werburgh's Church | O'Neill, Michael | Article in Journal | | 2012 |
| St. Willibrord and Ireland | Janssens, H. | Article in Journal | | 1952 |
| St. Wolstan's | Kirkpatrick, W. T. | Article in Journal | | 1899 |
| Stair Cumann Lúthchleas Gael Baile Buadáin Naomh Éanna | A history of Ballyboden St. Enda's GAA, Camogie, Ladies Football and Handball Club, 1969-2019 | Ó Súilleabháin, Gearóid | Monograph or Collective Volume | CLG Baile Buadáin Naomh Éanna | 2020 |
| Starting off from dead end : Michael Donohue an oral history | Donohue, Michael | Monograph or Collective Volume | Community Documentation Workshop at St. Mark's Church-in-the Bowery | 1980 |
| Staten Island Irish | Ridge, John T. | Article in Journal | | 1998 |
| Statistical survey of the county of Kildare | Rawson, T. J. | Monograph or Collective Volume | | 1807 |
| Statute rolls of the Irish parliament. Richard - Henry VIII | Connolly, Philomena | Monograph or Collective Volume | Four Courts for the National Archives of Ireland | 2002 |
| Staying and moving : links between migration and community | Collins, BrendaFinnegan, Ruth | Article in Book | | 1994 |
| Stewart on history | Aughey, Arthur | Article in Book | | 2004 |
| Stirlings in Scotland, Ulster and America | Mullin, T. H. | Article in Journal | | 1996 |
| Stockrearing in early Christian Ireland | McCormick, Finbar | Thesis | | |
| Stone and bronze age antiquities of the barony of Lower Talbotstown, County Wicklow; with a description of the excavation of Haylands Mote, near Blessington | Price, LiamWalshe, P. T. | Article in Journal | | 1933 |
| Stories of the Troubles | Greene, Rita | Article in Journal | | 2007 |
| Stottiana for 1000 years | Stott, M. D.Stott, W. T. | Article in Journal | | 1952 |
| Strained relations : Ireland at peace and the U.S.A. at war, 1941-1945 | Dwyer, T. Ryle | Monograph or Collective Volume | Gill & Macmillan | 1988 |
| Strangers' Friend Society Register of Relief Recipients 9 May 1794-27 December 1799 | | Article in Journal | | 2019 |
| Street names of Belfast | | Article in Journal | | 1996 |
| Strolabella (1740) and the varieties of print in provincial Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2011 |
| Structures of import: St Peter’s church, a unique sunken-floored structure and Dublin’s southern suburb | Duffy, Paul | Article in Book | | 2023 |
| Stuck on the canvas : Harriet Martin's Canvassing and locational feminism | Hansson, Heidi | Article in Book | | 2007 |
| Studies in building history : essays in recognition of the work of B.H.St.J. O'Neil | Jope, E. M. | Monograph or Collective Volume | | 1961 |
| Studies in insular art and archaeology | | Monograph or Collective Volume | American early medieval studies and the Miami University School of fine Art | 1991 |
| Succession of clergy in the parishes of S. Bride, S. Michael le Pole, and S. Stephen, Dublin : an appenix from the Preacher's Book, and a note on Dean Swift's birth-place | Carroll, W. G. | Monograph or Collective Volume | J. Charles and Son|Parker & Co. | 1884 |
| Surgeon Major T.H. Parke : a short history of his life | Smith, Des | Monograph or Collective Volume | Carrick-on-Shannon and District Historical Society | 1994 |
| Survey of Drumcullen (St. Barrind's) church, Drumcullen, Co. Offaly | McAlister, Deirdre K. | Article in Journal | | 2003 |
| Survey of St. John's graveyard, Kells | McCabe, Brian | Article in Journal | | 2007 |
| Surveying and the Cromwellian reconquest of Ireland | Lynch, William T. | Article in Book | | 2005 |
| Swift and typographic man : foul papers, modern criticism and Irish dissenters | Probyn, Olive T. | Article in Book | | 1993 |
| Swift as an ecclesiastical statesman | Beckett, J. C. (James Camlin) | Article in Book | | 1949 |
| Swift in Trinity | Wilson, T. G. | Article in Journal | | 1966 |
| Swift's fiat odor : the excremental re-vision | Siebert, Donald T. | Article in Journal | | 1985 |
| Swift's heirs | Craig, Maurice James | Article in Book | | 1948 |
| Swift's personality and death-masks | Wilson, T. G. | Article in Journal | | 1962 |
| Sylloge of coins of the British Isles, 21 : Coins in Yorkshire collections, The Yorkshire Museum, Leeds, The University of Leeds; pt. 1 : Coins from Northumbrian Mints, c.895-1279; pt. 2 : Ancient British Issues and later Coins from other English, Irish, and Scottish Mints to 1279 | Pirie, Elizabeth Jane Elphinstone | Monograph or Collective Volume | | 1975 |
| Sylloge of coins of the British Isles. 55, Part 4 , Hermitage Museum, St. Petersburg. English, Irish and Scottish coins, 1066-1485 | Mucha, Marina | Monograph or Collective Volume | Oxford University Press and Spink & Son for the British Academy | 2005 |
| Sylloge of coins of the British Isles. 57, Pt.2 , Herbert Schneider Collection. English Gold Coins 1603 to the 20th century | Woodhead, Peter | Monograph or Collective Volume | Spink & Son | 2002 |
| T. C. Murray's farmsteads : an historical record | Lane, Pádraig G. | Article in Journal | | 2007 |
| T. Desmond Williams (1921-87) | McGuire, James | Article in Journal | | 1988 |
| T. E. Cliffe Leslie, Irish social reform, and the origins of the English historical school of economics | Koot, G. M. | Article in Journal | | 1975 |
| T. F. Meagher and the Irish Brigade | Cullinane, Jim | Article in Journal | | 2003 |
| T. F. Meagher reminiscences - an unpublished letter (to C. Gavan Duffy) | Ryan, Tom | Article in Journal | | 1976 |
| T. Gwynn Jones' "Tir na n-Óg" : the Irish origins of a Welsh classic | Ifan, Elen | Article in Journal | | 2014 |
| T. K. Whitaker | Crotty, Raymond, 1925-1994 | Article in Book | | 2012 |
| T. K. Whitaker : portrait of a patriot | Chambers, Anne | Monograph or Collective Volume | Doubleday Ireland | 2014 |
| T. K. Whitaker, 1976-96 | Fanning, Ronan | Article in Book | | 2008 |
| T. M. Healy : the politics of advocacy | Callanan, Frank | Article in Book | | 2006 |
| T. M. Healy and the Parnell split | Tierney, Michael | Article in Journal | | 1944 |
| T. M. Russell (1868–1932) | Byrne, Michael | Article in Journal | | 2020 |
| T. P. O'Connor and The Star, 1886-90 | Sheehy, Ian D. | Article in Book | | 2004 |
| T. Percy C. Kirkpatrick, physician, bibliophile | O'Doherty, Mary | Article in Journal | | 1998 |
| T. W. Moody and the origins of 'Irish Historical Studies' : a biographical memoir | Edwards, R. W. D. (Robert Walter Dudley) | Article in Journal | | 1988 |
| T. W. Rolleston, W. B. Yeats and the new history of Ireland controversy | O'Brien, Maria | Article in Journal | | 2002 |
| T. W. Russell, the tenant-farmer interest, and progressive unionism in Ulster, 1886-1900 | Loughlin, James | Article in Journal | | 1990 |
| T.B. or not T.B.? | Hitchcock, Harry | Monograph or Collective Volume | University College Galway, Centre for Health Promotion Studies | 1995 |
| T.C.D. at the beginning of the century | Chillingworth, H. R. | Article in Journal | | 1943 |
| T.C.D. manuscript : a new source for O'Mahony genealogy | Nicholls, K. W. (Kenneth W.) | Article in Journal | | 1976 |
| T.C.D., an anthology, 1895-1945 : extracts in prose and verse from 'T.C.D., a college miscellany' | | Monograph or Collective Volume | The Kerryman | 1945 |
| T.E. Lawrence's Irish ancestry and relationship to Sir Walter Raleigh | Knight, Ronald D., 1932- | Monograph or Collective Volume | R. D. Knight | 2000 |
| T.E. Lawrence’s Irish links : 1995 marks the sixteenth anniversary of his death | Bailey, Bel | Article in Journal | | 1995 |
| T.G.F. Paterson O.B.E., M.A., M.R.I.A. Founder curator of Armegh County Museum: a memoir by Roger Weatherup, who succeeded him as curator | Weatherup, Roger | Article in Journal | | 2012 |
| T.H. White, Ireland and the Second World War : writing and re-writing The Once and Future King | Thompson, Anne | Article in Book | | 2015 |
| T.J. O'Connell (1882-1969) : Mayo-born Labour leader, exceptional educationalist, trade union organiser & advocate : 'The best Minister Ireland never had.' | McManus, Antonia | Monograph or Collective Volume | Umiskin Press | 2022 |
| T.J. O’Connell (1882-1969): Pioneer of the Irish National Teachers Organisation and Labour Party leader | Cunningham, John, 1957-Puirséil, Niamh | Article in Book | | 2014 |
| T.J. Westropp : the father of Burren archaeology | O'Connell, J. W. | Article in Book | | 1991 |
| T.J. Westropp's Notes on the Discoveries at Ennis Abbey 1893 | Westropp, Thomas Johnson | Article in Journal | | 2019 |
| T.M. Healy | Callanan, Frank | Monograph or Collective Volume | Cork University Press | 1996 |
| T.N. Deane no better than Westropp | Ní Ghrádaigh, Jenifer | Article in Journal | | 2008 |
| T.P. Flanagan : landscape and lineage | McAvera, Brian | Article in Journal | | 2010 |
| T.P. Flanagan, RHA, PPRUA | Kennedy, S. B. | Monograph or Collective Volume | Four Courts Press in association with Ulster Museum | 1995 |
| T.P. O'Connor | Fyfe, H. H. | Monograph or Collective Volume | | 1934 |
| T.P. O'Connor and the Liverpool Irish | Brady, L. W. | Monograph or Collective Volume | Royal Historical Society | 1984 |
| T.W. Russell and the compulsory-land-purchase campaign in Ulster, 1900-3 | Cosgrove, Patrick J. | Article in Journal | | 2010 |
| T.W. Russell: temperature orator, militant Unionist missionary, radical land reformer and political pragmatist | McKeown, Paschal | Thesis | | 1991 |
| T.W.M. | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1980 |
| Tadhg O Tiománaidhe | Uí Cheallaigh, Máire T. | Article in Journal | | 2008 |
| Táin Bó Cúailnge, hagiography and history | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2015 |
| Tales of expansionary fiscal contractions in two European countries : hindsight and foresight | Considine, John,Duffy, David, 1976- | Monograph or Collective Volume | Department of Economics, National University of Ireland, Galway | 2007 |
| Tales out of school : St. Columb's College Derry in the 1950s | Collins, Jude | Monograph or Collective Volume | History Press Ireland | 2010 |
| Talking stones : the politics of memorialisation in post-conflict Northern Ireland | Viggiani, Elisabetta | Thesis | | |
| Tans, terror and troubles : Kerry's real fighting story, 1913-1923 | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2001 |
| Teileann | Ó Máille, T. S. (Tomás Seosamh), 1904-1990 | Article in Journal | | 1969 |
| Temperance and Irish nationalism | Malcolm, Elizabeth | Article in Book | | 1980 |
| Templeport cemetery inscriptions | Maguire, T. C. | Article in Journal | | 1971 |
| Temptation in Kilrea | Anderson, Jorgen | Article in Journal | | 1971 |
| Tending the wells of memory : sharing sources of hope | Mac Curtain, Margaret | Article in Book | | 2019 |
| Terence Bellew McManus 1811(?)-1861: a short biography | McAllister, T. G. (Thomas G.) | Monograph or Collective Volume | St Patrick's College, Department of Modern History | 1972 |
| Terence O'Neill and the crisis of Ulster unionism : 1963-1969 | Knox, Martin T. | Thesis | | |
| Terrorism in Ireland | | Monograph or Collective Volume | Croom Helm|St. Martin's Press | 1984 |
| Testing the evidence for northern North Atlantic papar : a cave site in southern Iceland | Ahronson, Kristján | Article in Book | | 2002 |
| Thank God we're surrounded by water | McKenna, T. J. | Article in Journal | | 1973 |
| That other country - the past. a memoir | Roche, Richard | Article in Book | | 2007 |
| The "best and most forward-looking" in Ulster unionism : the Unionist Society (est. 1942) | Mulholland, Marc | Article in Journal | | 2002 |
| The "Disappeared" and the past in Northern Ireland | Dempster, Lauren Rose | Thesis | | |
| The "Fame" privateer of Dublin | Rickard, Seán T. | Article in Journal | | 2012 |
| The "so called" real person who lived at No. 7 Eccles St. | Byrne, Elaine | Article in Journal | | 2004 |
| The "wealthy Ulster" figment | Rigg, T. Galloway | Article in Journal | | 1912 |
| The 'Black Book' of King's Inns : an introduction with an abstract of contents | Power, Thomas | Article in Journal | | 1985 |
| The 'Celtic' Tonsure Revisited | McIlwain, James T. | Article in Journal | | 2005 |
| The 'Corpus Iuris Hibernici' | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1980 |
| The 'gaol-gob' : an extinct spade type from county Mayo, Ireland | Lucas, A. T. | Article in Journal | | 1978 |
| The 'Gowl-Gob' : and extinct spade type from Co. Mayo, Ireland | Lucas, A. T. | Article in Journal | | 1978 |
| The 'Irish factor' in the outbreak of war in 1914 | De Wiel, Jérome aan | Article in Journal | | 2011 |
| The 'undertakers' in Ireland in the first half of the eighteenth century | McCracken, J.L. | Thesis | | 1941 |
| The 1798 rising in north-east Ulster | Morton, R.G. | Thesis | | 1951 |
| The 1826 general election in Co. Cavan | Cunningham, T. P. | Article in Journal | | 1962 |
| The 1830s tithe riots | Higgins-McHugh, Noreen | Article in Book | | 2011 |
| The 1840s : decade of tribulation | Acheson, T. W. | Article in Book | | 1994 |
| The 18th century pirates of the Muglins | Laffan, Pádraig | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| The 18th-century Irish sugar and slave trade at St. Croix, Danish West Indies | Power, Orla | Article in Book | | 2010 |
| The 1918 congress of the Irish T.U.C., and the Labour Party (oral history) | Power, Colm | Article in Journal | | 1982 |
| The 1940s : women academics at University College Cork | Mac Curtain, Margaret | Article in Book | | 2019 |
| The 2019 European Parliament elections in Ireland | Johnston, Samuel A. T. | Article in Journal | | 2020 |
| The abandoned mines of West Carbery : promoters, adventurers and miners | Cowman, D.Reilly, T. A. | Monograph or Collective Volume | | 1988 |
| The Abbess and the Cailleach in medieval Irish culture | Mac Curtain, Margaret | Article in Book | | 2019 |
| The abbey and cathedral of Ferns, 1111-1253 | Bates, Rhiannon CareyO'Keeffe, Tadhg | Article in Book | | 2016 |
| The abduction of a Limerick heiress : social and political relations in mid-eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Irish Academic Press | 1998 |
| The administration of justice in Ireland | Delany, V. T. H. | Monograph or Collective Volume | Institute of Public Administration | 1962 |
| The administration of justice in Ireland | Delany, V. T. H. | Monograph or Collective Volume | [s.n.] | 1975 |
| The administration of science schools and class in Ireland with particular reference to provision in Hollywood, Conty Down, 1853-1910 | Brown, Rodney | Thesis | | 1990 |
| The administration of the diocese of Dublin during the eighteenth century | Kennedy, Raymond Thomas | Thesis | | 1970 |
| The administration of the lordship of Ireland under the early Tudors | Ellis, Steven G., 1950- | Thesis | | |
| The administration of Thomas Drummond in Ireland | Kelly, T. | Thesis | | 1941 |
| The advowson of the chapel of St. John of Kilbridge Co. Meath | Butler, Theobald Blake | Article in Journal | | 1982 |
| The aftermath of Parnell, 1891-1903 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The age of Daniel O'Connell (1800-47) | Whyte, J. H. | Article in Book | | 1967 |
| The age of reform, 1815-1870 | Woodward, Ernest Llewellyn, Sir, 1890-1971 | Monograph or Collective Volume | Clarendon Press | 1938 |
| The age of the penal laws (1691-1778) | Wall, Maureen (née Mac Geehin) | Article in Book | | 1967 |
| The age of the United Irishmen : reform and reaction : 1789-94 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1986 |
| The age of the United Irishmen, revolution and the union, 1794-1800 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1986 |
| The age of the Viking wars (9th and 10th centuries) | De Paor, Liam | Article in Book | | 1967 |
| The aggrandisement of Armagh | De Paor, Liam | Article in Book | | 1971 |
| The agricultural regions and rural population of Ireland | Freeman, T. W. | Article in Journal | | 1945 |
| The Airgíalla charter poem : the legal content | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2005 |
| The Alderman : Alderman Tom Kelly (1868-1942) and Dublin Corporation | Carden, Sheila | Monograph or Collective Volume | Dublin City Council | 2007 |
| The Alens of St. Wolstan's | Denny, H. L. L. | Article in Journal | | 1908 |
| The ambush at Kilraine, 1921 | McGill, Maria I. T. | Article in Journal | | 1969 |
| The American Civil War | Fratini, Mary ElizabethO'Hurley-Pitts, MichaelO'Neill, Stephen B. | Article in Book | | 1999 |
| The ancestry of St. Finnian of Clonard | Byrne, Paul | Article in Journal | | 1984 |
| The ancestry of St. Oliver Plunket : a genealogical puzzle | Barnwell, S. B. | Article in Journal | | 1977 |
| The ancient Church and Parish of S. Michan : a sermon preached in S. Michan's Church, Dublin, on Sunday, May 10th, 1891 | Walsh, Robert | Monograph or Collective Volume | J. Charles & Son | 1891 |
| The Ancient Church of St. Nicholas, Carrickfergus, Diocese of Connor: A report to the Right Rev. Robert Knox, D.D., Lord Bishop of Down and Connor and Dromore | Drew, Thomas | Monograph or Collective Volume | W. Erskine Mayne|E. Posonby | 1872 |
| The ancient law school of Park, Co. Galway | Costello, T. B. | Article in Journal | | 1940 |
| The ancient laws of Ireland. 1 : Senchus Mor : introduction and law of distress; 2 : Senchus Mor : law of distress (concluded) and other laws; 3 : Senchus Mor : customary law. Book of Aicill; 4 and 5 : Brehon law tracts, selected to illustrate early Irish land laws and the constitution of the Celtic family and tribe; 6 : Glossary | Atkinson, RobertHancock, W. NeilsonO'Mahony, ThaddeusRichey, A. G. (Alexander George) | Monograph or Collective Volume | Alexander Thom and Co., for H.M.S.O | 1865 |
| The Anglican world : problems of coexistence during the pontificates of Urban VIII and Innocent X (1623-1655) | Conway, Dominic | Article in Book | | 1972 |
| The Anglo-Irish trade negotiations of 1785 | Whitlow, J. | Thesis | | 1958 |
| The Anglo-Irish treaty | Gallagher, FrankO'Neill, Thomas Patrick | Monograph or Collective Volume | Hutchinson | 1965 |
| The Anglo-Irish treaty and why they signed | Dwyer, T. Ryle | Article in Journal | | 1971 |
| The Anglo-Norman advance into Ely O'Carroll, 1185-1221 | Cunningham, George | Thesis | | 1986 |
| The Anglo-Norman invasion, 1169-c.1300 | Martin, F. X. (Francis Xavier), 1922-2000 | Article in Book | | 1967 |
| The Annaghdown disaster | Ó Carra, Brian | Article in Book | | 2008 |
| The annals in Cotton MS Titus A XXV | | Monograph or Collective Volume | | 1929 |
| The annals of Ballitore : being a compilation of Mary Leadbeater's Annals of Ballitore, and Betsy Shackleton's Ballitore & its inhabitants seventy years ago | Leadbeater, Mary, 1758-1826Shackleton, Betsy, 1783-1843 | Monograph or Collective Volume | Kildare County Library and Arts Services, Local Studies, Genealogy and Archives Dept., in association with Athy Heritage Centre and Museum | 2009 |
| The Annual Register 1783-93 : new evidence | McLoughlin, T. O. | Article in Journal | | 1990 |
| The antient and present state of the county and city of Cork. 2 vols. | Smith, Charles | Monograph or Collective Volume | | 1750 |
| The antiquarian remains of Inisheer, Aran, Co. Galway | Mason, T. H. | Article in Journal | | 1938 |
| The antiquities of St. John's Point | Conaghan, Charles | Article in Journal | | 1977 |
| The application of English law in Ireland prior to the act of union | Donaldson, A.G. | Thesis | | 1952 |
| The applotment books of St. Michan's, Dublin | White, Newport B. | Article in Journal | | 1941 |
| The apprentice boys and the relief of Derry parades | Fraser, T. G. | Article in Book | | 2000 |
| The approach to an Irish poor law, 1828-33 | Conway, T. G. | Article in Journal | | 1971 |
| The archaeological context of assembly in early medieval Scotland - scone and its comparanda | Driscoll, Stephen T. | Article in Book | | 2004 |
| The archaeological excavation of a fulacht fia (cat. no. 37) at Park, Lecarrow | King, Paula | Article in Book | | 2007 |
| The archaeological excavation of a pre-bog wall (cat. no. 183) at Bunnamohaun | King, Paula | Article in Book | | 2007 |
| The archaeological excavation of an enclosure (cat. no. 76), a boundary wall (cat. no. 192) and a fulacht fia (cat. no. 57) at Lecarrow | King, Paula | Article in Book | | 2007 |
| The archaeological excavation of Doonagappul promontory fort (cat. no. 65) at Strake | Casey, Markus | Article in Book | | 2007 |
| The archaeological excavation of two fulachtaí fia (cat. no. 31) and (cat. no. 34) at Glen | King, Paula | Article in Book | | 2007 |
| The archaeology of children and childhood in post-medieval Ireland | McKerr, Lynne | Thesis | | |
| The archaeology of early Christianity in the north of Ireland | Hamlin, Ann | Thesis | | |
| The archaeology of early historic Irish kingship | Warner, R. B. | Article in Book | | 1988 |
| The archaeology of early historic kingship | Warner, Richard | Article in Book | | 1988 |
| The archaeology of ecclesiastical estates in early medieval Ireland: a case study of the kingdom of Fir Maige | Ó Carragáin, Tomás | Article in Journal | | 2014 |
| The archaeology of Gaelic lordship east and west of the Foyle | McNeill, T. E. | Article in Book | | 2001 |
| The archaeology of the Great Famine : time for a beginning | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 1997 |
| The archaeology of the Irish town | Delaney, T. G. | Article in Book | | 1977 |
| The archaeology of Ulster : from colonization to plantation | Mallory, J. P. (James P.)McNeill, T. E. | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1991 |
| The architecture of Irish country houses, 1691-1739 : continuity and innovation | Hurley, LiviaLoeber, Rolf, | Article in Book | | 2012 |
| The archives of St. Isidore's College, Rome | Millett, Benignus | Article in Journal | | 1985 |
| The arm-shaped reliquary of St. Lachtin : technique, style and significance | Murray, Griffin | Article in Book | | 2004 |
| The Armada in its context | MacCaffrey, Wallace T. | Article in Journal | | 1989 |
| The Armagh manor court rolls, period 1625-1627 | Paterson, T. G. F. | Article in Journal | | 1957 |
| The art of friendship: Evie Hone & Mainie Jellett. National Gallery of Ireland, Dublin 10 April -10 August 2025 | McBrinn, Joseph | Article in Journal | | 2025 |
| The artistic and cultural activities of the Caldwells of Castle Caldwell, 1750-1783 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2007 |
| The Atlantic world of Kavanagh and Coothill | McCarron, Edward T.McCarron, Fidelma | Article in Journal | | 2001 |
| The attitudes and activities of the workers in the early years of industrialization : a comparative study of Japanese and Irish economic and social history | Matsuo, Taro | Article in Book | | 1993 |
| The Augustinian priory of Kells, Co. Kilkenny : an exploration : a visitor's guide and explanation | Tietzsch-Tyler, Daniel | Monograph or Collective Volume | K.R.E.T.E (Kells Region Economic & tourism Enterprise Ltd) | 1993 |
| The authority of the contemplative in Muirchú's life of Patrick | Bracken, Damian | Article in Book | | 2013 |
| The Bachelor in Education (Home Economics) degree, 1977- : St. Catherine's College in association with Trinity College Dublin | Parkes, Susan M. | Article in Book | | 2007 |
| The barony of Dunboyne | Butler, T. Blake | Article in Journal | | 1949 |
| The barony of Dunboyne | Butler, T. Blake | Article in Journal | | 1943 |
| The Barringtons of Glendruid | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1990 |
| The Basnetts during the 16th and 17th centuries | Percival, S. T. B. | Article in Journal | | 1962 |
| The battle book of the O'Donnells | Chrétien, Douglas | Monograph or Collective Volume | | 1935 |
| The battle of Deansgrange, 1642 | Kennedy, Dermot | Monograph or Collective Volume | Foxrock Local History Club | 1986 |
| The battle of Fook's mills | Ennis, John W. D.
| Article in Journal | | 1950 |
| The Bayno : a history of the Iveagh Trust Play-Centre marking the centenary of its founding | O'Meara, Liam | Monograph or Collective Volume | Liberties Association Heritage Projects, St. Nicholas of Myra Parish Centre | 2009 |
| The Beaufort visits to Downhill | Davis, Marie | Article in Book | | 1987 |
| The beginnings of Christianity (5th and 6th centuries) | Ó Fiaich, Tomás | Article in Book | | 1967 |
| The Belfast Anthology | | Monograph or Collective Volume | Blackstaff Press | 1999 |
| The Belfast presbyterians, 1670-1830: an analysis of their political and social interests | Nelson, John Wallace | Thesis | | 1986 |
| The bell of St. Lolan, of Kincardine-in-Menteith | Applebey, George | Article in Journal | | 1962 |
| The bells and bell-ringers of St. Canice's Cathedral | Law, Edward J. | Article in Journal | | 2003 |
| The Belvedere, Waldershare Park, Kent | Hewlings, Richard | Article in Journal | | 2006 |
| The Bessbrook and Newry tramway | Newham, A. T. | Monograph or Collective Volume | Oakwood | 1979 |
| The Bewleys of Cumberland and their Irish and other descendants. With full pedigrees of the family from 1332 to the present day | Bewley, Edmund T., Sir | Monograph or Collective Volume | | 1902 |
| The bicentenary of the Royal College of Surgeons in Ireland, 1784-1984 | | Monograph or Collective Volume | Glendale | 1987 |
| The Big Book | Wallace, Pat | Article in Journal | | 2018 |
| The big house | O'Sullivan, T. F. | Article in Journal | | 1977 |
| The Big House and town improvement | Barnard, T. C. (Toby Christopher) | Article in Book | | 2018 |
| The big snow of '47 | McMullan, Robert | Article in Journal | | 2001 |
| The Birmingham family of Athenry | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1918 |
| The birth of the Bull Island | Flood, D. T. | Article in Journal | | 1975 |
| The birthplace and life of St. Brigit of Kildare | Stubbs, F.W. | Article in Journal | | 1899-1903 |
| The birthplace and life of St. Brigit of Kildare | Stubbs, F. W. | Article in Journal | | 1902 |
| The birthplace of St. Patrick | Boyle, Alexander | Article in Journal | | 1981 |
| The bishopric of Derry and the Irish Society of London, 1602-1705, 1 : 1602-70; 2 : 1670-1705. 2 vols. | Moody, T. W. (Theodore William), 1907-1984Simms, J. G. (John Gerald) | Monograph or Collective Volume | | 1968 |
| The bishopric of Derry and the Irish Society of London, 1602-1705. | Moody, T. W. (Theodore William), 1907-1984Simms, J. G. (John Gerald) | Monograph or Collective Volume | Irish Mss. Commission | 1968 |
| The Black Bank and Fews barracks | Paterson, T. G. F. | Article in Journal | | 1938 |
| The black hand of republicanism : Fenianism in modern Ireland | | Monograph or Collective Volume | Irish Academic Press | 2009 |
| The blacksmith | Quinn, T. | Article in Journal | | 1995 |
| The bleeding Iphigeneia | [French, Nicholas] | Monograph or Collective Volume | | 1675 |
| The Bloody Sunday inquiry : the families speak out | | Monograph or Collective Volume | Pluto | 2006 |
| The Book of Fenagh in Irish and English | | Monograph or Collective Volume | | 1939 |
| The Book of Fenagh: in Irish and English: originally compiled by St. Caillin, archbishop, abbot and founder of Fenagh, alias Dunbally of Moy-Rein, tempore St Patricii, with the contractions resolved and (as far as possible) the original text restored / | | Monograph or Collective Volume | The Stationery Office | 1939 |
| The book of Inistrahull | Beattie, Sean | Monograph or Collective Volume | Lighthouse Publications | 1997 |
| The Book of Lismore | Collins, J. T. | Article in Journal | | 1947 |
| The Book of O'Loghlen : an unwanted wedding gift? | Cunningham, Bernadette | Article in Book | | 2012 |
| The Book of the O'Conor Don and the manuscripts of St Anthony's College, Louvain | Breatnach, Pádraig A. | Article in Book | | 2010 |
| The boss of Tammany Hall : Richard Croker | Kramer, Rita | Article in Book | | 1971 |
| The Bourchier Tablet in the Cathedral Church of St. Canice, Kilkenny, with some account of that family | Langrishe, Richard | Article in Journal | | 1905 |
| The boy in the mask : the hidden world of Lawrence of Arabia | Benson-Gyles, Dick | Monograph or Collective Volume | Lilliput | 2016 |
| The boys of St. Columb's | Fitzpatrick, Maurice | Monograph or Collective Volume | Liffey Press | 2010 |
| The breakdown of authority, 1640-41 | Clarke, Aidan | Article in Book | | 1976 |
| The brewster in medieval and early modern Kilkenny and Waterford | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 2015 |
| The British army in Ireland, 1868-90 | Haire, David Nigel | Thesis | | 1973 |
| The British government and Brendan Behan, 1941-1954 : the persistence of the Prevention of Violence Act. (Document study) | Holmes, Colin | Article in Journal | | 1989 |
| The brothers Grimm and T. C. Croker | Hennig, John | Article in Journal | | 1946 |
| The Brownes of Westport : the ascendancy and provincial administration, 1789-1845 | Kennedy, Gordon | Thesis | | 2010 |
| The building of a hospital, 1804-1940 | Moore, Doreen B. D. Kingsmill | Article in Journal | | 1941 |
| The building of Mount St. Joseph's Abbey Church | Hogan, Flannan | Article in Journal | | 1983 |
| The buildings of St Patrick's Hospital, Dublin | Craig, Maurice James | Article in Book | | 1948 |
| The Built Form of Western Cities : Essays for M.R.G. Conzen on the occasion of his 80th birthday | | Monograph or Collective Volume | | 1990 |
| The Bunting collection of Irish folk music and songs, pt. 5 | Bunting, EdwardO'Sullivan, D. J. | Article in Journal | | 1938 |
| The burning of Wild Goose Lodge | Paterson, T. G. F. | Article in Journal | | 1950 |
| The Burtons of Pollacton | Kelly, M. T. | Article in Journal | | 1972 |
| The calendar of St Willibrord from MS. Paris Lat. 10837 : facsimile with transcription, introduction and notes | | Monograph or Collective Volume | Boydell for the Henry Bradshaw Society | 1998 |
| The Calendar of Willibrord from MS Paris Lat. 10837 | Wilson, H. A. | Monograph or Collective Volume | [s.n.] | 1918 |
| The Cambridge modern history, 5 : The age of Louis XIV | | Monograph or Collective Volume | | 1908 |
| The canals of the south of Ireland | Delany, D. RDelany, V. T. H. | Monograph or Collective Volume | David & Charles | 1966 |
| The canon of Irish history - a challenge reconsidered | Lee, J.J. (John Joseph), 1942- | Article in Book | | 2001 |
| The Capt. Cornelius O'Connor house in Homer : a symbol for the Dakota county Irish | Kuhlman, Thomas A. | Article in Journal | | 1982 |
| The Capuchins in Cork | Walsh, T. J. (Thomas Joseph) | Article in Journal | | 1952 |
| The career of John Miller Andrews, 1871-1956 | Richardson, David | Thesis | | 1998 |
| The career of John T. Heffernan | Nelson, Tom | Article in Journal | | 2006 |
| The career of Lieut. Michael Andrew Condron | Connolly, Sean | Article in Journal | | 2013 |
| The career of the 2nd Earl of Limerick : an wxample of James's policy of religious toleration | Corp, Edward T. | Article in Book | | 2005 |
| The carpenter tomb-slab in St. David's church, Naas | Fitzgerald, Walter, Lord | Article in Journal | | 1902 |
| The Carrowmore megalithic cemetery, Co. Sligo | Kitchin, F. T. | Article in Journal | | 1983 |
| The casting out of Shaw and Yeats | Murray, T. | Article in Journal | | 1946 |
| The castle of Castlereagh, Co. Down | McNeill, T. E. | Article in Journal | | 1987 |
| The Castleblayney district of Co. Monaghan | Freeman, T. W. | Article in Journal | | 1947 |
| The Castlederg and Victoria Bridge Tramway | Newham, A. T. | Article in Journal | | 1959 |
| The Catachesis Veronensis | Martin, Lawrence T. | Article in Book | | 1999 |
| The catalogue of the archaeological museum at the Queen's University of Belfast, compiled by K. T. Frost in 1910 | Dunlop, William M.Hartwell, Barrie N. | Article in Journal | | 2004 |
| The cathedral church of St Fachta | Peters, Christopher | Article in Journal | | 1999 |
| The Cathedral Church of St. Canice, Kilkenny | Seaver, George | Monograph or Collective Volume | Kilkenny Journal | 1947 |
| The cathedral church of St. Colman's, Cloyne : historical and descriptive | Berry, Hugh F. | Monograph or Collective Volume | Guy & Co. | 1937 |
| The Cathedral of St. Patrick's Rock, Cashel and its restoration | Dean of Cashel | Monograph or Collective Volume | Friends of Cashel | 1946 |
| The cathedral system in Ireland since the disestablishment | Boyd, H.A. | Thesis | | 1950 |
| The Catholic Bulletin, 1911-39 : battle of civilizations or long revolution | Maume, Patrick | Article in Book | NA | 2021 |
| The Catholic church and revolution in nineteenth-century Ireland | Gilley, Sheridan | Article in Book | | 1984 |
| The Catholic church in county Tipperary, 1700-1900 | Whelan, Kevin | Article in Book | | 1985 |
| The Catholic Church in nineteenth-century Ireland : a sociological study | Keenan, D. J. | Thesis | | |
| The Catholic community in eighteenth-century county Wexford | Whelan, Kevin | Article in Book | | 1990 |
| The Catholic emancipation movement in the county of Donegal | MacDonagh, J. C. T. | Article in Journal | | 1957 |
| The Catholic interest in Irish politics in the reign of Charles II | Creighton, Margaret Anne | Thesis | | 2000 |
| The Catholic minority after the Americanist controversy, 1899-1917 - a survey | McAvoy, T. T. | Article in Journal | | 1959 |
| The Catholic question in English politics, 1820 to 1830 | Mackin, G. I. T. | Monograph or Collective Volume | Clarendon Press | 1964 |
| The Cavan inquisitions of 1588, 1590 and 1609 | Maguire, T. C. | Article in Journal | | 1991 |
| The Cavan tenant-right meeting of 1850 | Cunningham, T. P. | Article in Journal | | 1969 |
| The Celbridge mills | Sadleir, T. U. | Article in Journal | | 1945 |
| The Celtic churches : a history, AD 200-1200 | McNeill, J. T. | Monograph or Collective Volume | Chicago University Press | 1974 |
| The Celtic expansion : a lecture given during the St. Columba celebrations ... in 1963 | Johnston, T. J. | Monograph or Collective Volume | A.P.C.K. | 1965 |
| The Celtic heroic age : literary sources for ancient Celtic Europe and early Ireland and Wales | | Monograph or Collective Volume | Celtic Studies Publications | 2000 |
| The Celtic horror vacui and its demise on the Continent. An essay on La Tene fibula | Luscher, GenevieveMuller, Felix | Article in Book | | 2009 |
| The Celts | Powell, T. E. | Monograph or Collective Volume | Thames & Hudson | 1958 |
| The Celts from everywhere and nowhere : a re-evaluation of the origins of the Celts and the emergence of Celtic cultures | Karl, Raimund | Article in Book | | 2010 |
| The census as a source for local history: Moy 1911 | McVeigh, Mary T. | Article in Journal | | 2012 |
| The centenary of Harry Boland's 1918 election as Sinn Féin T.D. for South Roscommon | Paton, Monica B. | Article in Journal | | 2019 |
| The centenary of John T. Gilbert (1829-1898) | Clark, Mary | Article in Journal | | 1998 |
| The centenary of St. Mel's cathedral 1840-1940 | Masterson, M. J. | Article in Journal | | 1940 |
| The challenge of researching nuns' lives | Mac Curtain, Margaret | Article in Book | | 2019 |
| The Chamberlains of Nizelrath : notes on the allied families of Clinton, Aston, O'Doherty and Brownlow | Paterson, T. G. F. | Article in Journal | | 1947 |
| The changing distribution of population in Donegal, with special reference to the congested areas | Freeman, T. W. | Article in Journal | | 1941 |
| The changing distribution of population in Kerry and west Cork | Freeman, T. W. | Article in Journal | | 1942 |
| The changing economy of the Irish Sea province | Hudson, Benjamin T. | Article in Book | | 1999 |
| The changing face of Belfast : a booklet of photographs | Nesbitt, Noel | Monograph or Collective Volume | Ulster Museum | 1969 |
| The changing pattern of Irish society, 1938-51 | Quinn, Gerard | Article in Book | | 1969 |
| The changing relationship of Ireland's regional press with the national broadcaster, RTÉ, 1961–2018 | Burke, Ray | Article in Book | | 2018 |
| The changing social bases of political identity in Ireland | White, T. J. | Article in Book | | 1997 |
| The chapel school | Paterson, T. G. F. | Article in Book | | 2013 |
| The chaplain in the war trenches. In memoriam : Fr Willie Doyle, SJ, Dalkeyman, 1873-1917 | Quinn, T. | Article in Journal | | 1995 |
| The chapter-books of Cashel cathedral | Seymour, St. John D. | Article in Journal | | 1910 |
| The chief governors : the rise and fall of reform government in Tudor Ireland, 1536-1588 | Brady, Ciarán | Monograph or Collective Volume | Cambridge University Press | 1994 |
| The Chinese batch : the Maynooth mission to China, origins, 1911-1920 | Smyth, Bernard T. | Monograph or Collective Volume | Four Courts | 1994 |
| The Christian mission | Corish, Patrick J. | Monograph or Collective Volume | Gill | 1972 |
| The Christianisation of the insular Celts during the sub-Roman period and its repercussions on the continent | Bieler, Ludwig | Article in Journal | | 1968 |
| The Christmas rhymers | Paterson, T. G. F. | Article in Journal | | 1947 |
| The Chronicle of Ireland | Charles-Edwards, T. M. (Thomas Mowbray) | Monograph or Collective Volume | Liverpool University Press | 2006 |
| The Chronicle of Ireland [1285-1421] | Henry, of Marlborough | Article in Book | | 1809 |
| The chronicles of Eri : or the ancient Irish, who they were, and their connections with the coronation stone | Perry, F. T. | Monograph or Collective Volume | Stockwell | 1940 |
| The chronology of St. Patrick | Bieler, Ludwig | Article in Book | | 1965 |
| The Church and settlement | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1984 |
| The Church and social reform | Kiernan, T.J. | Article in Journal | | 1933 |
| The Church and war : papers read at the Twenty-first Summer Meeting and the Twenty-second Winter Meeting of the Ecclesiastical History Society | | Monograph or Collective Volume | | 1983 |
| The Church of Ireland AD 432-1932. The Report of the Church of Ireland Conference held in Dublin, 11th-14th October, 1932, to which is appended on account of the commemoration by the Church of Ireland of 1500th anniversary of the landing of St Patrick | | Monograph or Collective Volume | | 1932 |
| The Church of Ireland and education policy in Northern Ireland 1900-1960 | Timpany, Stephen | Thesis | | |
| The Church of Ireland and the Famine in Ulster, 1845-52 | Tumilty, Kathryn Margaret | Thesis | | 2009 |
| The Church of Ireland and the Third Home Rule crisis | Scholes, Andrew | Thesis | | 2008 |
| The Church of Ireland in the age of Louis XIV : Essays for the tercentenary of the Royall Chapell of St. Matthew, Irishtown, Dublin, 1704-2004 | Whittaker, Andrew | Monograph or Collective Volume | Ashfield | 2004 |
| The Church of Ireland parish of St. James | MacMahon, Bryan | Article in Book | | 2012 |
| The Church of Ireland parishes of Leixlip and Lucan in the nineteenth century | Donohoe, Jane Patricia | Thesis | | 2003 |
| The church of St. Lua or Molua, Friar's Island near Killaloe | Leask, H. G. (Harold G.) | Article in Journal | | 1930 |
| The church of St. Mary and all saints, Glanmire, Co. Cork, 1786-1986 | Glanmire parish | Monograph or Collective Volume | [Church of St Mary, Glanmire] | 1975 |
| The Church since emancipation : Church building | Kennedy, T. P. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The Church since emancipation : Church reorganization | Cunningham, T. P. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The church's worship in the beauty of holiness : a sermon preached on occasion of the re-opening of St. Patrick's Cathedral on the Festival of St. Mattias, 1865 | Trench, Richard Chenevix | Monograph or Collective Volume | Hodges, Smith | 1865 |
| The churches and emigration from nineteenth-century Ireland | Roddy, Sarah | Thesis | | 2010 |
| The churches and secret societies | McCartney, Donal | Article in Book | | 1973 |
| The churches founded by Saint Patrick | Mac Airt, Seán | Article in Book | | 1958 |
| The churches of Armagh | Davies, OliverPaterson, T. G. F. | Article in Journal | | 1940 |
| The Churches of county Cavan | Davies, OliverPaterson, T.G.F. | Article in Journal | | 2013 |
| The city of Dublin 1728 | Brooking, CharlesCraig, Maurice James | Monograph or Collective Volume | Irish Architectural Heritage and Friends of the Library, T.C.D. | 1983 |
| The civic history of the town of Cavan | Smyth, T. S. | Monograph or Collective Volume | | 1934 |
| The clergy and disestablishment | Clarke, Richard | Article in Book | | 2006 |
| The clergy and the schools | Milne, Kenneth | Article in Book | | 2006 |
| The clergy of the Church of Ireland, 1000-2000 : messengers, watchmen and stewards | | Monograph or Collective Volume | Four Courts | 2006 |
| The clergy, 1780-1850 | Neely, W. G. (William G.) | Article in Book | | 2006 |
| The cliff scenery of south-western Donegal : embracing detailed notices of St John's Point, Killybegs, Sliabh Liag, and Glen head : and interspersed with a rare variety of local legends and historical annotations | Kinnfaela, T. C. McGinleyMac Cuinneagáin, Éanna | Monograph or Collective Volume | Four Masters | 2000 |
| The Clogher cross | Duignan, M. V. (Michael V.) | Article in Book | | 1940 |
| The Clogher valley as a social and economic region in the eighteenth and nineteenth centuries | Johnston, John Irwin Dickey | Thesis | | 1975 |
| The Clontarf and Hill of Howth tramroad | Newham, A. T. | Article in Journal | | 1962 |
| The co. Longford colony in New York | Ridge, John T. | Article in Journal | | 2007 |
| The coarb in the mediaeval Irish church (circa 1200-1550) | Seymour, St. John D. | Article in Journal | | 1933 |
| The Coffin Ship | McMahon, Cian T. | Monograph or Collective Volume | New York University Press (NYU Press) | 2021 |
| The Collegiate Church of St. Nicholas Galway | | Monograph or Collective Volume | Hely's Limited [printer] | c. 1942 |
| The colonisation of Ulster and the rebellion of 1641 (1603-60) | Clarke, Aidan | Article in Book | | 1967 |
| The commercial aspect of the Irish penal code | Arkins, T. | Article in Journal | | 1912 |
| The commercial aspect of the Irish penal code | Atkins, T. | Article in Journal | | 1912 |
| The commercial aspect of the Irish penal code | Atkins, T. | Article in Journal | | 1912 |
| The complete peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, extant, extinct and dormant, vol. 1 : Ab-Adam to Basing; vol. 2 : Bass to Canning; vol. 3 : Canonteign to Cutts; vol. 4 : Dacre to Dysart; vol. 5 : Eardley to Spalding to Goojerat; vol. 6 : Gordon to Hurstpierpoint; vol. 7 : Husee to Lincolnshire; vol. 8 : Lindley to Moate; vol. 9 : Moels to Nuneham; vol. 10 : Oakham to Richmond; vol. 11 : Rickerton to Sisonby; vol. 12 pt. 1 : Skelmersdale to Towton; [vol. 12] pt. 2 : Tracton to Zouche; vol. 13 : Peers created 1901 to 1938. 13 vols. in 14 | Cokayne, George Edward, 1825-1911Doubleday, H. A.Gibbs, VicaryScott-Ellis, Thomas Evelyn, 8th Baron Howard de WaldenWarrand, DuncanWhite, Geoffrey Henllan, 1873- | Monograph or Collective Volume | | 1910 |
| The completion of the Tudor conquest and the advance of the Counter-Reformation, 1571-1603 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1976 |
| The composite literal gloss of the double psalter of St.-Ouen and the contents of MS Vat. Pal. Lat. 68 | De Coninck, Lucas | Article in Book | | 1999 |
| The composition and distribution of woods in Northern Ireland from the sixteenth century to the establishment of the first ordnance survey | McCracken, Eileen | Thesis | | 1944 |
| The Compossicion Booke of Conought. | | Monograph or Collective Volume | The Stationery Office | 1936 |
| The Concept of 'Célmaine' in Blathmac's Second Poem | Barrett, Siobhán | Article in Journal | | 2019 |
| The conduct of the Anglo-Irish war, 1919-1921 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1968 |
| The Confederation of Kilkenny | O'Doherty, J. F. | Article in Book | | 1937 |
| The conflict between Flood and Grattan, 1782-3 | O'Connor, Theresa M. | Article in Book | | 1949 |
| The congested districts of the west of Ireland | Freeman, T. W. | Article in Journal | | 1943 |
| The Connaught Rangers | Kilfeather, T. P. | Monograph or Collective Volume | Anvil Books | 1969 |
| The Constitutional Review Committee of 1934 | Hogan, Gerard | Article in Book | | 1997 |
| The construction industry in Belfast, 1800-1914 | Cockerill, Ellison | Thesis | | 1993 |
| The construction of the 'Hibernensis' | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1998 |
| The context and uses of literacy in early Christian Ireland | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1998 |
| The context of economic development | Kennedy, Kieran A. | Article in Book | | 1992 |
| The conversion and transition from primitive to Old Irish, c.367-c.637 | Koch, John T. | Article in Journal | | 1995 |
| The Cork, Blackrock and Passage railway | Newham, A. T. | Monograph or Collective Volume | Oakwood | 1970 |
| The Corporation of Waterford in the Eighteenth Century | Milne, Kenneth | Article in Book | | 1992 |
| The Correspondence of Edmund Burke, 1 : April 1774 to June 1768; 2 : July 1768 to June 1774; 3 : July 1774 to June 1778; 4 : July 1778 to June 1782; 5 : July 1782 to June 1789; 6 : July 1789 to Dec. 1791; 7 : Jan. 1792 to Aug. 1794; 8 : Sept. 1794 to Apr. 1796; 9 : May 1796 to July 1797; 10 : Index volume. 10 vols. | | Monograph or Collective Volume | | 1958 |
| The correspondence of Henry Cromwell, 1655-1659 : from the British Library Lansdowne manuscripts | Cromwell, Henry, 1628-1674Gaunt, Peter | Monograph or Collective Volume | Cambridge University Press for the Royal Historical Society | 2007 |
| The correspondence of Jonathan Swift D.D. : with an introduction by the Very Rev. J.H. Bernard D.D. dean of St. Patricks. 6 vols. | | Monograph or Collective Volume | | 1910 |
| The cots of Rosslare Harbour and of Wexford | Roberts, Owain T. P. | Article in Journal | | 1985 |
| The coucher book of Furness abbey. 2 vols. in 6 | | Monograph or Collective Volume | | 1886 |
| The Cound of Frights of the Margerd Davies | Roberts, Owain T. P. | Article in Journal | | 1999 |
| The counter-reformation and the people of catholic Ireland, 1596-1641 | Bossy, John | Article in Book | | 1971 |
| The county Armagh volunteers of 1778-1793 | Paterson, T. G. F. | Article in Journal | | 1944 |
| The county Armagh volunteers of 1778-93 : list of companies | Paterson, T. G. F. | Article in Journal | | 1943 |
| The County Longford colony in New York - Part I | Ridge, John T. | Article in Journal | | 2003 |
| The Course of Irish history | | Monograph or Collective Volume | Mercier Press | 1967 |
| The course of Irish history | | Monograph or Collective Volume | Mercier Press in association with Radio Telefís Éireann | 1994 |
| The course of the Irish welfare state | Kennedy, Finola | Article in Book | | 1997 |
| The Craig collection in Armagh Museum | Davies, OliverPatterson, T. G. F. | Article in Journal | | 1940 |
| The Crannóg Archaeology Project (CAP) : archaeological field research on the lakes of the west midlands in Ireland | Farrell, Robert T. | Article in Book | | 1991 |
| The creation of Northern Ireland, 1920-1926 | Follis, Bryan Andrew | Thesis | | 1990 |
| The credal statements of St. Patrick as contained in the fourth chapter of his 'Confession' | Oulton, J. E. L. | Monograph or Collective Volume | Hodges Figgis | 1940 |
| The Creggan vestry in the 18th century | Paterson, T. G. F. | Article in Journal | | 1989 |
| The crime of infanticide and woman suspects in Ireland, 1850-1900 | Farrell, Elaine | Thesis | | |
| The Cromwellian confiscation in Muskerry | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1920 |
| The Cromwellian conquest, 1649-53 | Corish, Patrick J. | Article in Book | | 1976 |
| The Cromwellian persecution, and the Catholic Church in Ireland | Edwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1937 |
| The Cromwellian regime | Corish, Patrick J. | Article in Book | | 1976 |
| The cross of St. Patrick : the Catholic Unionist tradition in Ireland | Biggs-Davison, JohnChowdharay-Best, G. | Monograph or Collective Volume | Kensal | 1984 |
| The cult of St. Brigit | Bowen, E. G. | Article in Journal | | 1973 |
| The cult of St. Ciaran in Cornwall and beyond | Brennan, James | Article in Journal | | 1997 |
| The cult of St. Martin in Ireland | Gwynn, Aubrey | Article in Journal | | 1966 |
| The cult of St. Martin in the British Isles, with particular reference to Canterbury and Candida Casa | Wilson, P. A. | Article in Journal | | 1968 |
| The cult of St. Patrick and the politics of Armagh in the seventh century | Doherty, Charles | Article in Book | | 1991 |
| The cult of the well in county Armagh | Paterson, T. G. F. | Article in Journal | | 1948 |
| The cultures of eighteenth-century Irish towns | Barnard, T. C. (Toby Christopher) | Article in Book | | 2002 |
| The cure of souls : a history of St. Brigid's Church of Ireland, Stillorgan | Ingram. John A. | Monograph or Collective Volume | The author | 1997 |
| The curious career of sub-inspector Thomas St George McCarthy | De Búrca, Marcus | Article in Journal | | 1988 |
| The cutter 'Alzina' - the last of the Shannon sailing traders | Rickard, Seán T. | Article in Journal | | 2017 |
| The dark ages of Boston politics | Galvin, John T. | Article in Journal | | 1977 |
| The Darwin debate in Dublin, 1859-1908 | Kelly, Aodhán | Thesis | | 2009 |
| The date and authorship of Cath fhochairte Brighite | Duffy, John Joseph | Thesis | | 1987 |
| The date of Saint Ninian's Mission : a reappraisal | MacQuarrie, Alan | Article in Journal | | 1987 |
| The date of the Tripartite Life of St. Patrick | Jackson, Kenneth | Article in Journal | | 1986 |
| The De Burgo Clans (continued) : the Clann David Burke and the family of William, Sheriff of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1903 |
| The De Burgo clans of Galway | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1900 |
| The De Burgo clans of Galway | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| The de Lacy family in England, Ireland and Normandy, c.1160-1241 | Veach, Colin T. | Thesis | | 2009 |
| The de Ridelesfords, [1] | Brooks, E. St. J. | Article in Journal | | 1952 |
| The de Ridelisfords | Brooks, E. St. J. | Article in Journal | | 1952 |
| The De Ridelsfords. Part 1 | Brooks, E. St. John | Article in Journal | | 1951 |
| The de Ros Barony 1513-1697 | Rooney, Colm H. T. | Article in Journal | | 2002 |
| The deaneries of St. Patrick's | Lawlor, H. J. | Article in Journal | | 1932 |
| The death of Alice Draycott, 1576 | Brooks, E. St. John | Article in Journal | | 1954 |
| The death of St Malachy | Bernard of Clairvaux, Saint | Article in Book | | 2013 |
| The decay of Georgian Dublin | Flood, D. T. | Article in Journal | | 1974 |
| The decline of early Irish monasticism | Knox, R.B., Rev. | Thesis | | 1944 |
| The decline of the monastery and the emergence of the national monument | Tubridy, Mary | Article in Book | | 1987 |
| The decline of Ulster liberalism in the early nineteenth century | Stewart, A.T.Q. | Thesis | | 1956 |
| The decline of Unionist politics in Monaghan, 1911-1923 | Dooley, Terence A. M. | Monograph or Collective Volume | St Patrick's College, Dept of Modern History | 1988 |
| The decoration of early wooden architecture in Ireland and Northumbria | Karkov, Catherine E., 1956- | Article in Book | | 1991 |
| The dedication of St Colman's church, Dromore | Anonymous | Article in Journal | | 1990 |
| The Delahunty grave slab at St. Francis' Abbey, Kilkenny | Manning, Conleth | Article in Journal | | 2007 |
| The Democratic Unionist Party and the politics of religious fundamentalism | Southern, Neil | Thesis | | |
| The demographic transition in Ireland in international context | Coleman, D. A. | Article in Book | Oxford University Press | 1992 |
| The Desmond survey of County Kerry | | Monograph or Collective Volume | | 1923 |
| The desperate fight to save the harvest during the bad summer of 1946 and the severe winter of 1946/47 | Laffan, Pádraig | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| The destruction of Gruffydd ap Llywelyn | Hudson, Benjamin T. | Article in Journal | | 1991 |
| The developing crisis, 1907-14 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The development and consolidation of the Gaeltacht colony Rath Cairn, County Meath, 1935-48 | Pegley, Suzanne | Thesis | | 2007 |
| The development of a political framework for extended conflict in Northern Ireland : a case-study of Derry, 1968-1972 | O'Dochartaigh, Niall Cathal | Thesis | | |
| The development of a standing army in Ireland | Ferguson, Kenneth | Article in Journal | | 1983 |
| The development of an Irish census-based social class scale | Commins, PatrickO'Hare, AileenWhelan, Christopher T. | Article in Journal | | 1991 |
| The development of Belfast as a centre of art, 1760-1888 | Black, Eileen Elizabeth | Thesis | | 1999 |
| The development of clerical trade unionism in the north of Ireland during the twentieth century | McMullan, Gordon | Thesis | | |
| The development of industrial society in Ireland : the third joint meeting of the Royal Irish Academy and the British Academy, Oxford, 1990 | | Monograph or Collective Volume | Oxford University Press for the British Academy | 1992 |
| The development of Protestant working class politics and culture in Northern Ireland since 1960 | Parr, Connal | Thesis | | |
| The development of republican politics in east Tyrone, 1898-1918 | McCluskey, Fergal | Thesis | | 2007 |
| The development of the English theatre | Rattray, R. F. | Article in Journal | | 1955 |
| The development of the fertiliser industry in Ireland, 1840 to 1990 | Cooper, Mark | Thesis | | 1999 |
| The development of the law of charities in Ireland | Delany, V. T. H. | Article in Journal | | 1955 |
| The development of the Ring fishing industry 1846-1864 | O'Donoghue, T. A. | Article in Journal | | 1981 |
| The development of the river Shannon navigation | Delany, V. T. H. | Article in Journal | | 1958 |
| The development of Tullamore, 1700-1921 | Byrne, Michael J. | Thesis | | 1980 |
| The diaries of G.F. Collins : Foxrock Mart, 1864-1904 | Farrell, Ted | Monograph or Collective Volume | Foxrock Local History Club | 1986 |
| The diary of Sr M. Alphonsus (Brigid) Shelly, Sister of Mercy, of her journey from Callan Co Kilkenny to Parramatta, Sydney, Oct. 9 - Nov. 29, 1888 | Grace, Pierce | Article in Journal | | 2025 |
| The dilemmas around digital citizenship in a post-Brexit and post-pandemic Northern Ireland : towards an algorithmic nation? | Calzada, Igor ; Bustard, John R. T. | Article in Journal | | 2022 |
| The diocese of Emly | Seymour, St. John D. | Monograph or Collective Volume | | 1913 |
| The diocese of Kerry (formerly Ardfert) | Reidy, Donal A. | Monograph or Collective Volume | Catholic Truth Society | 1937 |
| The diocese of Kilmore, the Irish college in Paris and Alexander McCabe | Walsh, Micheline | Article in Journal | | 1979 |
| The diocese of Tir Brun (Kilmore) in the middle ages. Pt. 1 | Parker, Ciarán | Article in Journal | | 1997 |
| The disappearance of horizontal watermills from Ireland | Powell, T. E. | Article in Journal | | 1995 |
| The discourse of Nationalists in Northern Ireland 1921-91 | McKeever, Patrick Gerard | Thesis | | |
| The divisions of south Munster under the Tudors | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1897 |
| The Dominicans of Aghaboe c.1382-1782 | Flynn, T. S. | Monograph or Collective Volume | Dominican Publications | 1975 |
| The Downshire estates in Ireland under the third marquis of Downshire, 1801-45 : a study in Irish estate management | Maguire, W.A. | Thesis | | 1968 |
| The dowry of the past : the story of Berry Street Presbyterian Church, Belfast | Combe, H. T. | Monograph or Collective Volume | [s.n.] | 1969 |
| The Dublin and Blessington steam tramway | Fayle, H.Newham, A. T. | Monograph or Collective Volume | Oakwood | 1963 |
| The Dublin and Lucan tramway | Newham, A. T. | Monograph or Collective Volume | Oakwood | 1964 |
| The Dublin and Lucan tramway | Newham, A. T. | Article in Journal | | 1960 |
| The Dublin armorial of Scottish nobility: G.O MS 36 Scottish Nobility E. | | Monograph or Collective Volume | Heraldry Society of Scotland with assistance from the St. Andrews Fund for Scots Heraldry | 2006 |
| The Dublin Fenians after the Rising, 1867-1879 | Takagami, Shin-ichi | Article in Book | | 1993 |
| The Dublin Society and other improving societies, 1731-85 | Barnard, T. C. (Toby Christopher) | Article in Book | | 2010 |
| The Dubliner who negotiated peace between Britain and Nepal : Lt.-Col. Paris Augustus Bradshaw of the East India Company | Bradshaw, Richard Lee | Article in Journal | | 2000 |
| The dug-out canoe in Ireland | Lucas, A. T. | Article in Journal | | 1963 |
| The duke of Devonshire's Irish estates, 1794-7 : reports by Henry Bowman, agent... with a brief description of the Lismore castle Mss. in the National Library | | Article in Journal | | 1960 |
| The Dukes of Ormonde, 1610-1745 | Barnard, T. C. (Toby Christopher)Fenlon, Jane | Monograph or Collective Volume | Boydell | 2000 |
| The Dun Laoghaire mail boat | Quinn, T. | Article in Journal | | 1996 |
| The dust of Maynooth : Fenian funeral as political theater - St. Louis, 1865 | Morgan, Jack | Article in Journal | | 1998 |
| The dynamics of the Irish labour market in comparative perspective | O'Connell, Philip | Article in Book | | 2000 |
| The earl and the bishop : further lights on the Thomond and O'Dea monuments in St. Mary's Cathedral, Limerick | Tait, Clodagh | Article in Journal | | 2002 |
| The Earl of St. Alban's, the Marquess of Antrim and the Irish Acts of Settlement and Explanation, 1660-1684 | Adolph, Anthony | Article in Journal | | 1999 |
| The earliest chart of Dublin Bay? | Flood, D. T. | Article in Journal | | 1976 |
| The earliest educational work of the Irish Vincentians | O'Dowd, T. D. | Article in Journal | | 1962 |
| The earls of Ormond and the liberty of Tipperary, c.1603-41 | McKnight, Aileen | Thesis | | 1985 |
| The early Christians in Britain | Dood, B. E.Heritage, T. C. | Monograph or Collective Volume | Longmans | 1966 |
| The early Christians in Britain | Dodd, B. E.Heritage, T. C. | Monograph or Collective Volume | | 1966 |
| The early chronology for St Patrick (c.351 - c. 428) : some new ideas and possibilities | Koch, John T. | Article in Book | | 2003 |
| The early history of St. Thomas' Abbey, Dublin | Gwynn, Aubrey | Article in Journal | | 1954 |
| The early Irish Catholic schools of Lowell, Massachusetts, 1835-1852 | Walsh, Louis S. | Monograph or Collective Volume | T. A. Whelan | 1901 |
| The early Irish church and the Holy See | Ryan, J. | Article in Journal | | 1960 |
| The early Irish Comyns | Brooks, E. St. J. | Article in Journal | | 1956 |
| The early life, correspondence and writings of the Rt. Hon. Edmund Burke, LL.D., with a transcript of the minute book of the debating 'Club' founded by him in Trinity College, Dublin. With an introduction and supplementary chapters on Burke's contribution to the Reformer and his part in the Lucas controversy by the Rt. Hon. Arthur Warren Samuels | | Monograph or Collective Volume | | 1923 |
| The early mechanization of the Irish linen industry, 1800-1840 | Takei, Akihiro | Thesis | | 1990 |
| The early mediaeval Gaelic lawyer | Charles-Edwards, T. M. (Thomas Mowbray) | Monograph or Collective Volume | Department of Anglo-Saxon, Norse and Celtic, University of Cambridge | 1999 |
| The early Orange Older, 1795-1870 | Senior, Hereward | Article in Book | | 1973 |
| The early photographic study of the eighteenth century St. Fin Barre's Cathedral | Rynne, ColinWigham, Billy | Article in Journal | | 2002 |
| The early years of the college, 1875-1921 | King, Carla | Article in Book | | 2006 |
| The Easter Rising | Barton, Brian, 1944-Foy, Michael T. | Monograph or Collective Volume | Sutton | 1999 |
| The Easter rising | Barton, Brian, 1944-Foy, Michael T. | Monograph or Collective Volume | History Press | 2011 |
| The ecclesiastical antiquities of Brigown : with a sketch of the life of St. Fíndchua : a lecture | Moore, Courtenay, Rev. | Monograph or Collective Volume | J. Charles & Son, Printer. At the office of the Irish Ecclesiastical Gazette | 1891 |
| The Ecclesiastical History of Orderic Vitalis, 5 : Books 9 and 10 | | Monograph or Collective Volume | | 1975 |
| The ecclesiastical structure, 1714-60 | McCracken, J. L. | Article in Book | | 1986 |
| The economic development of Ireland in the twentieth century | Giblin T.Kennedy, Kieran A.McHugh, Deirdre | Monograph or Collective Volume | Routledge | 1988 |
| The economic history of the engineering industry in the north of Ireland to 1914 | Coe, W.E. | Thesis | | 1966 |
| The economic history of the Lagan valley, 1800-50 | Green, E.R.R. | Thesis | | 1945 |
| The economics of nationalism | Kettle, T.M. | Article in Journal | | 1913 |
| The edifying bishop : 'bishop's folly' | Paterson, T. G. F. | Article in Journal | | 1966 |
| The education of Ulster students at Glasgow University during the eighteenth century | Bishop, Iain Murray | Thesis | | 1987 |
| The effect of the 1918-19 influenza pandemic in Ulster | Marsh, Patricia | Thesis | | 2010 |
| The effigy of William Burke | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1902 |
| The eighteenth-century estate agent | Hughes, Edward | Article in Book | | 1949 |
| The eighteenth-century parish | Barnard, T. C. (Toby Christopher) | Article in Book | | 2006 |
| The eighth centenary of St Bernard of Clairvaux | Morrison, S. St. Clair | Article in Journal | | 1953 |
| The electoral system in Northern Ireland since 1920 | Elliott, Sydney | Thesis | | |
| The Elizabethan colony in Co. Roscommon | Cronin, T. | Article in Book | | 1980 |
| The emigrant ship : The transportation, regulation and reception of Irish immigrants in New Brunswick, 1815-1855 | Power, Thomas P. | Article in Book | | 1992 |
| The Emmet family connections with Munster | Collins, John T. | Article in Journal | | 1953 |
| The Emmet family, with some incidents relating to Irish history | Emmet, T. A. | Monograph or Collective Volume | | 1898 |
| The Emmets and the Jameses : an Irish-American case study | Tóibín, Colm | Article in Book | | 2024 |
| The end of an era : the closure of St. Catherine's College | Mulrennan, Madeleine | Article in Book | | 2007 |
| The end of history : the millennial urge in the plays of Sebastian Barry | Cummings, Scott T. | Article in Book | | 2000 |
| The enduring testimony : St. Mary's Cemetery, Saint John | McDevitt, Mary | Article in Book | | 1988 |
| The English language in early modern Ireland | Bliss, Alan J. | Article in Book | | 1976 |
| The English republic, 1649-1660 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Longman | 1997 |
| The enigma of Saint Patrick | Ó Raifeartaigh, T. | Article in Journal | | 1989 |
| The enigmatic Alfred Beit. John Mulcahy visits the last resting place of Alfred and Clementine Beit in Blessington, County Wicklow | Mulcahy, John | Article in Journal | | 2015 |
| The entire Gilbert : the life and times of John T. Gilbert | Hardiman, Nodlaig P. | Article in Book | | 1999 |
| The episcopate of the Church of Ireland, 1603-1660 | Rickett, Elizabeth | Thesis | | 2007 |
| The establishment of Protestant ascendancy, 1691-1714 | Simms, J. G. (John Gerald) | Article in Book | | 1986 |
| The estate system of landholding in nineteenth-century Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Book | | 1986 |
| The EU's democratic deficit and repeated referendums in Ireland | Jerzak, Connor T. | Article in Journal | | 2014 |
| The European development of the family of Taaffe, 1641-1769 | O'Neill, James | Thesis | | 1987 |
| The Evangelicals in the Church of Ireland, 1784-1859 | Acheson, Alan | Thesis | | |
| The evidence of language and place-names in Ireland | Greene, David | Article in Book | | 1978 |
| The evolution of estate properties in south Ulster 1600-1900 | Duffy, Patrick J. | Article in Book | | 1988 |
| The evolution of Ulster unionism, 1960-69: course and consequences | Mulholland, Marc Edmund | Thesis | | 1997 |
| The excavation of pre-norman burials and ditch near St. Michan's church, Dublin | Meehan, Roseanne | Article in Book | | 2004 |
| The excavation of St. Vogue's well & dolmen (site of) at Carnsore, Co. Wexford | Anonymous | Article in Journal | | 1976 |
| The exiled earl and soon-to-be-saint. Hugo de Lacy and the Albigensian Crusade | Duffy, Paul | Article in Journal | | 2016 |
| The exit of Protestant settlers from county Cavan in 1642 | Barron, T. J. | Article in Journal | | 1980 |
| The expansion of two Royal tribes of Connaught | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| The failure of attempts to solve the Northern Ireland problem : 1972-1980 | Gallagher, D. R. S. | Thesis | | |
| The Fair Day is a thing of the past. | | Article in Journal | | 2000 |
| The fairy tradition in Britain | Spence, J. L. T. C. | Monograph or Collective Volume | | 1948 |
| The fall of the house of Desmond | Mac Curtain, Margaret | Article in Book | NA | 2019 |
| The Fallen remembered in St. Peter's | Onions, Mark | Article in Journal | | 2014 |
| The family experience : the Bellews of Mount Bellew | Harvey, Karen J. | Article in Book | | 1990 |
| The family of Harold Godwinsson and the Irish Sea province | Hudson, Benjamin T. | Article in Journal | | 1980 |
| The family of Marisco | Brooks, E. St. J. | Article in Journal | | 1932 |
| The family papers of Maj. Gen. Robert Ross, the diary of Col. Arthur Brooke, and the British attacks on Washington and Baltimore of 1814 | George, Christopher T. | Article in Journal | | 1993 |
| The famine in Irish oral tradition | McHugh, Roger Joseph | Article in Book | | 1994 |
| The Fasti of St. Patrick's, Dublin. | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Monograph or Collective Volume | | 1930 |
| The fate of Lord Doneraile and his coachman | Evans, Alun | Article in Journal | | 1995 |
| The Fenian infiltration of the British army in Ireland, 1863-6 | Semple, A.J. | Thesis | | 1971 |
| The Fenian movement | | Monograph or Collective Volume | Mercier Press | 1968 |
| The Fenian movement : a select bibliography | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1968 |
| The Fenians abroad | Green, E. R. R. | Article in Book | | 1973 |
| The Fenians at home | Nowlan, Kevin B. | Article in Book | | 1973 |
| The Fermanagh genealogies : a provisional English index to the pedigrees | Moran, T. W. | Article in Journal | | 1976 |
| The feud between California populist T. V. Cator and democrats James Maguire and James Barry | Walters, Donald D. | Article in Journal | | 1958 |
| The fight against T.B. in Ireland in the 1940s | O'Connor, Charles | Monograph or Collective Volume | Charles, O'Connor | 1994 |
| The fighting Irish of Toronto : sport and Irish catholic identity at St. Michael's College, 1906-1916 | Ryan, Dennis P.Wamsley, K. B. | Article in Journal | | 2007 |
| The final days of Meagher's Irish uprising | Nolan, William | Article in Book | | 2006 |
| The finances of Ireland before the Union and after | Wyndham-Quin, W. T., 4th Earl of Dunraven | Monograph or Collective Volume | | 1912 |
| The finding of Arthur's grave : a story from Clonmacnoise? | Carey, John | Article in Book | | 1999 |
| The Fire King: Capt. Sir Eyre Massey Shaw | Poland, Pat | Article in Journal | | 2021 |
| The first forty years | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1977 |
| The first hundred years, being a history of St. Mark's Parish Church, Ballysillan, Belfast | Macourt, William A. | Monograph or Collective Volume | [St. Mark's Parish, Ballysillan] | 1952 |
| The first Irish in Illinois | Barry, P. T. | Article in Journal | | 1904 |
| The first sheriff of the Ormond liberty of Tipperary | Butler, T. Blake | Article in Journal | | 1961 |
| The forgotton man of Ulster politics or Carson's lieutenant - the Right Honourable H.T. Barrie JP DL MP 1860-1922 | Callan, Aaron | Article in Journal | | 2018 |
| The form and manner of making a dean and other forms used in the Cathedral and Collegiate Church of St. Patrick, Dublin | Lawlor, H. J. (Hugh Jackson), 1860-1938 | Monograph or Collective Volume | Ponsonby & Gibbs at the University Press | 1912 |
| The formation of the medieval west : studies in the oral culture of the barbarians | Richter, Michael, 1943-2011 | Monograph or Collective Volume | St. Martin's Press | 1994 |
| The Foster interest in Louth, 1700-1832 | Malcolmson, Anthony Peter | Thesis | | 1970 |
| The Foulkes monument in St. Canice's cathedral | Crotty, G. | Article in Journal | | 1982 |
| The founding of the Irish Volunteers | Ó Ceallaigh, Seán T. | Article in Journal | | 1963 |
| The four parts of the city : high life and low life in the suburbs of medieval Dublin | Clarke, Howard B. | Monograph or Collective Volume | Dublin City Public Libraries | 2003 |
| The Franciscan convents in Connacht. With notes thereon | Blake, Martin J. | Article in Journal | | 1928 |
| The freemasons | White, Terence De Vere | Article in Book | | 1973 |
| The French in Bantry Bay | Lunham, T. A., Sir | Article in Journal | | 1920 |
| The friars minor in Ireland, from their arrival to 1400 | Cotter, Francis J. | Monograph or Collective Volume | Franciscan Institute, St. Bonaventure University | 1994 |
| The Friends' meeting house : an historical survey of the places of worship of the Society of Friends (Quakers), from the days of their founder George Fox, in the 17th century, to the present. | Lidbetter, Hubert | Monograph or Collective Volume | | 1979 |
| The future of Ireland | Wyndham-Quin, W. T., 4th Earl of Dunraven | Article in Journal | | 1913 |
| The Gaelic background to the settlement of Down and Antrim, c.1580-c.1641 | McCall, Timothy Paul Joseph | Thesis | | 1983 |
| The Gaelic resurgence and the Geraldine supremacy (c. 1400-1534) | Cosgrove, Art | Article in Book | | 1967 |
| The Gaelic resurgence and the Geraldine supremacy, c.1400-1534 | Cosgrove, Art | Article in Book | | 1967 |
| The Galway tribes as landowners and gentry | Melvin, Patrick | Article in Book | | 1996 |
| The game of long bullets in county Armagh | Paterson, T. G. F. | Article in Journal | | 1947 |
| The gap below the castle in Ireland | McNeill, T. E. | Article in Book | | 2002 |
| The gender politics of marriage in Ireland [Review article] | Earner-Byrne, Lindsey | Article in Journal | | 2022 |
| The general election of 1892 : the Catholic clergy and the defeat of the Parnellites | Woods, C. J. (Christopher John) | Article in Book | | 1980 |
| The gentlemen O'Reillys of the old family | Curran, Mary T.
| Article in Journal | | 2017 |
| The gentrification of eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1997 |
| The Geraldine War : rebellion or crusade? | Mac Curtain, Margaret | Article in Book | NA | 2019 |
| The German air raids on Belfast of April and May 1941, and their cosequences | Davison, Robson Sinclair | Thesis | | 1979 |
| The Gilbert library and the Dublin city local collection | Dowd, Teresa P. | Article in Journal | | 1978 |
| The Glass Beads of the Prehistoric and Roman Periods in Britain and Ireland | Guido, Margaret | Monograph or Collective Volume | | 1978 |
| The Glebe (Glenard House), Manus, Clarecastle, Co. Clare, 1822-2012 | McCarthy, Lorraine H. | Monograph or Collective Volume | | 2012 |
| The global dimensions of Irish identity : race, nation and the popular press, 1840-1880 | McMahon, Cian T. | Monograph or Collective Volume | University of North Carolina Press | 2015 |
| The glosses of the psalter of St. Caimín : a preliminary investigation of their sources and function | O'Néill, Pádraig P. | Article in Book | | 2007 |
| The Goidels and their predecessors | O'Rahilly, T. F. | Article in Journal | | 1936 |
| The gold collar of SS in Ireland | Delany, V. T. H. | Article in Journal | | 1961 |
| The golden age of early Christian Ireland (7th and 8th centuries) | Hughes, Kathleen Winifred | Article in Book | | 1967 |
| The golden jubilee book of St. Peter's Church, Belfast, 1900 - 1950 | Breene, R. S. | Monograph or Collective Volume | [St Peter's Church] | 1900 |
| The Gormanston register - Viscount Gormanston, Gormanston Castle, Ireland | Gilbert, J. T. (John Thomas), Sir, 1829-1898 | Article in Book | | 1874 |
| The government and Irish dissent, 1704-1780 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1997 |
| The government of Wentworth, 1632-40 | Clarke, Aidan | Article in Book | | 1976 |
| The gra-a-nd parade | McCarthy, Joe | Article in Journal | | 1969 |
| The Graiguenamanagh basin | Freeman, T. W. | Article in Journal | | 1946 |
| The grand jury laws of Ireland ... | Vanston, G. T. B., Sir | Monograph or Collective Volume | | 1883 |
| The grand priory of Ireland at Kilmainham : St. John's Well and Bully's Acre | Peart, N. | Article in Journal | | 1969 |
| The Grangs - a 19th century house at Kill of the Grange | Laffan, Moira | Monograph or Collective Volume | Foxrock Local History Club | 1986 |
| The grant of Castleknock to Hugh Tyrel | Brooks, E. St. J. | Article in Journal | | 1933 |
| The gravestone inscriptions at St. Anne's church of Ireland, Ballyshannon | Begley, Anthony | Article in Journal | | 1982 |
| The gravestone inscriptions of Clare Ireland up to 1901 | Cantwell, Ian T. | Article in Book | | 2005 |
| The graveyards of the parish, part 3 : St. Fintan's cemetery | Seery, Séamus | Article in Journal | | 2003 |
| The graveyards of west Mayo | Cantwell, Ian T. | Article in Journal | | 1990 |
| The Great Famine (1845-50) | Green, E. R. R. | Article in Book | | 1967 |
| The great famine : studies in Irish history, 1845-52 | | Monograph or Collective Volume | Browne and Nolan | 1956 |
| The great famine : studies in Irish history, 1845-52 | | Monograph or Collective Volume | Lilliput Press | 1994 |
| The Great Famine exodus | Shrout, Anelise Hanson | Article in Book | | 2024 |
| The Great Famine in the province of Ulster, 1845-49: the mechanisms of relief | Grant, James | Thesis | | 1986 |
| The Great Hunger in New York | Ridge, John T. | Article in Journal | | 1995 |
| The great towers of early Irish castles | McNeill, T. E. | Article in Journal | | 1989 |
| The Great War and the Britannic question in Ireland: concepts of national and imperial identity among Irish nationalists and unionists | Hennessey, Thomas William | Thesis | | 1995 |
| The great war in modern Irish history | Jeffery, Keith | Article in Book | | 1993 |
| The green and the grey : the Irish in the Confederate States of America | Gleeson, David T. | Monograph or Collective Volume | University of North Carolina Press | 2013 |
| The green and the red unblending : the national association for Irish freedom, 1972-1975 | Murray, Hugh T., Jr. | Article in Journal | | 1975 |
| The Green Fort. This first contribution to Folklore Focus records folk beliefs attached to a seventeenth-century fort | Dowd, Marion | Article in Journal | | 2021 |
| The Griffith Valuation | Anonymous | Article in Book | | 2006 |
| The growing demand for Catholic education in the eighteenth century, leading to the establishment of St. Patrick's, Maynooth in 1795 | O'Connor, R. | Article in Journal | | 1981 |
| The growth of Drumcondra, 1875-1940 | McManus, Ruth | Article in Book | | 2006 |
| The growth of the Archdiocese of Tuam | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1903 |
| The hagiography of Leinster | Ó Briain, Felim | Article in Book | NA | 1940 |
| The Hamilton manuscripts : containing some account of the settlement of the territories ... in the county of Down, by Sir James Hamilton, knight (afterwards created Viscount Claneboye) in the reigns of James I and Charles I | | Monograph or Collective Volume | | 1867 |
| The Hartlib circle and the cult and culture of improvement in Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 1994 |
| The Hartlib circle and the origins of the Dublin Philosophical Society | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1974 |
| The Hartys of Springfield | Williams, Guy St. John | Monograph or Collective Volume | Independently published - Guy St. John Williams | 2020 |
| The head of Saint Patrick at Armagh | Davies, OliverPatterson, T. G. F. | Article in Journal | | 1940 |
| The Healys of Donoughmore | Collins, John T. | Article in Journal | | 1943 |
| The hearth money roll of 1665 for the city of Kilkenny extracted from "The Kilkenny Moderator" (1892) | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 2001 |
| The hedge schools of Ireland. With an introduction by T. Corcoran | Dowling, P. J. | Monograph or Collective Volume | | 1935 |
| The hegemony of 'the Republic' in De Valera's Ireland, 1937-1939 : a discourse approach to the Irish press and the Fianna Fáil government | McNally, Mark | Thesis | | |
| The heir-apparent in Irish and Welsh law | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1971 |
| The heritage of Clonmacnoise | Anonymous | Monograph or Collective Volume | Environmental Sciences Unit T.C.D. and County Offaly V.E.C. | 1987 |
| The Hibernia regiment of the Spanish army | Mullen, T. J., jr. | Article in Journal | | 1968 |
| The hidden Gaeltacht in Old New York : nineteenth-century preaching in the Irish language | Ridge, John T. | Article in Journal | | 1991 |
| The historical atlas of breeding birds in Britain and Ireland, 1875-1900 | | Monograph or Collective Volume | T. & A.D. Poyser | 1996 |
| The historical bond between Spain and Ireland | Glick, T. F. | Article in Journal | | 1976 |
| The Historical Manuscripts Commission and the Franciscan manuscripts | Gillespie, Raymond | Article in Journal | | 2007 |
| The historical St. Columba. | Simpson, W. D. | Monograph or Collective Volume | | 1963 |
| The historical work of T. W. Moody | Simms, J. G. (John Gerald) | Article in Book | | 1980 |
| The historiography of the papers of Bishop James Doyle OSB, 1786-1834, in the Kildare and Leighlin diocesan archives | McGrath, T. G. | Article in Journal | | 1988 |
| The history and social influence of the potato. | Hawkes, T. G.Salaman, Redcliffe | Monograph or Collective Volume | Cambridge University Press | 1985 |
| The history of Blarney | Collins, John T. | Article in Journal | | 1955 |
| The history of Doctor Steevens' Hospital, Dublin, 1720-1920 | Kirkpatrick, Thomas Percy Claude, 1869-1954 | Monograph or Collective Volume | University College Dublin Press | 2008 |
| The history of iron shipbuilding on the Queen's Island, Belfast, till July 1874 | Rebbeck, Denis | Thesis | | 1950 |
| The history of legal education in Ireland | Delaney, V. T. H. | Article in Journal | | 1960 |
| The history of Lurgan, Co. Armagh, 1600-1965 | McCorry, Francis Xavier | Thesis | | 1986 |
| The history of Northern Ireland Public Service Alliance | Donnelly, Edna Theresa | Thesis | | 1985 |
| The history of Oakland, Rathgar | Redmond, Reggie | Monograph or Collective Volume | St. Luke's Hospital | 2008 |
| The history of obstetrics in Northern Ireland, 1948-1992 | O'Sullivan, John Francis | Thesis | | 1996 |
| The history of Poynings' law. Pt. 1 : 1494-1615 | Edwards, R. W. D. (Robert Walter Dudley)Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1941 |
| The history of St. John's Bridge, Kilkenny | Cullen, C. | Article in Journal | | 2003 |
| The History of St. Loman's hospital in changing times | Commemorative Book Committee | Monograph or Collective Volume | St Loman's Hospital | 2014 |
| The history of St. Michael's Church, Clonoe, and notes on the parish | Dilworth, Wilfred James | Monograph or Collective Volume | Gortreagh Printing [printer] | 2002 |
| The history of the 5th (Royal Irish) Regiment of Dragoons from 1689 to 1799; afterwards the 5th Irish Lancers from 1858 to 1921. Completed to 1921 by Lieut.-Colonel H.A. Cape | Harvey, J. R. | Monograph or Collective Volume | | 1923 |
| The history of the county of Mayo to the close of the sixteenth century | Knox, H. T. (Hubert Thomas) | Monograph or Collective Volume | De Búrca Rare Books | 1982 |
| The history of the de Ros family (1163-1285) | Rooney, Colm H. T. | Article in Journal | | 2000 |
| The history of the Irish confederation and the war in Ireland, 1641-1649. 7 vols. | | Monograph or Collective Volume | | 1882 |
| The history of the litigation and legislation respecting Presbyterian chapels and charities in England and Ireland between 1816 and 1849 | James, T. S. | Monograph or Collective Volume | | 1867 |
| The history of the litigation and legislation respecting Presbyterian chapels and charities in England and Ireland between 1816 and 1849 | James, T. S. | Monograph or Collective Volume | | 1867 |
| The history of the Prince of Wales's Leinster Regiment, Royal Canadians. Pt. i, The old army; Pt. ii, The Great War and the disbandment of the regiment. 2 vols. | | Monograph or Collective Volume | | 1924 |
| The history of the principal transactions of the Irish Parliament from the year 1634 to 1666 | Englefield, D. J. T.Mountmorres, Lord | Monograph or Collective Volume | Irish University Press | 1972 |
| The history of the Royal Munster Fusiliers, 1 : From 1652 to 1860; 2 : From 1861 to 1922 disbandment. 2 vols. | MacCance, Stouppe | Monograph or Collective Volume | | 1927 |
| The history of the site of St. Mary's Priory, Coleraine | Girvan, Donald | Article in Journal | | 1999 |
| The history of the Stowe Missal | O'Rahilly, T. F. | Article in Journal | | 1928 |
| The history of the survey of Ireland commonly called the Down Survey by Doctor W. Petty, A.D. 1655-6 | | Monograph or Collective Volume | | 1851 |
| The history of the survey of Ireland commonly called the Down survey, 1655-6 | Petty, William, Sir, 1623-1687 | Monograph or Collective Volume | Irish Archaeological Society | 1851 |
| The history of The Times. Vol. 4, The 150th anniversary and beyond, 1912-48. Pt. 1, 1912-20. Pt. 2, 1921-48, appendices and index. | Anonymous | Monograph or Collective Volume | | 1952 |
| The history of water power in Ulster | Gribben, H.D. | Thesis | | 1967 |
| The holy wells of St. Colmcille | O'Donnell, Eunan | Article in Journal | | 1997 |
| The holy wells of the Courcies : I. T. A. report 1942 | Anonymous | Article in Journal | | 1986 |
| The hooded cloak in Ireland in the nineteenth century | Lucas, A. T. | Article in Journal | | 1951 |
| The horizontal mill in Ireland | Lucas, A. T. | Article in Journal | | 1953 |
| The horse-eared kings of the Irish tradition and St Brigit | Ó Briain, Máirtín, 1953-2004 | Article in Book | | 1991 |
| The hospital (St Patrick's, Dublin) in the twentieth century | Moore, J. N. | Article in Book | | 1948 |
| The Hospital of St. John the Baptist in medieval Dublin : functions and maintenance | O'Keeffe, Grace | Article in Book | | 2009 |
| The Hound’s Grave at Leganncorkee in the Parish of Ballynacourtee. Note on | Costello, T. B. | Article in Journal | | 1911 |
| The house that Martin built. The building of Glezz Parochial House | Sands, John Joe | Article in Journal | | 1993 |
| The houses of Guinness : the lives, homes and fortunes of the great brewing dynasty | Tinniswood, Adrian | Monograph or Collective Volume | Scala Arts & Heritage ; B.T. Batsford | 2025 |
| The Huguenots of Cork | St. Leger, Alicia | Article in Book | | 2005 |
| The hymn of St Secundinus in praise of St. Patrick | Mulcahy, C. | Article in Journal | | 1945 |
| The hymn of St. Secundinus in honour of St. Patrick | MacNeill, Eoin | Article in Journal | | 1940 |
| The I.N.T.O., the bishops and the clash on school funding (1945-1954) | Ward, Noel | Article in Journal | | 1991 |
| The I.T.G.W.U. : formative years | Greaves, Charles Desmond | Monograph or Collective Volume | Gill & Macmillan | 1982 |
| The I.T.G.W.U. in Limerick, 1917-22 | Haugh, Dominic | Article in Journal | | 2006 |
| The iconography of St. Patrick | Morris, Henry | Article in Journal | | 1936 |
| The idea of a university revisited | Roberts, J. M. | Article in Book | | 1990 |
| The identification of Aughnagrany and its correlation with 'Achadh Gréine' in 'Betha Beraigh' (The Life of Saint Barry) | Quinn, John | Article in Journal | | 2014 |
| The identity of the 'Dominick grote' | Dolley, Michael | Article in Journal | | 1967 |
| The illusion of state neutrality in a secularising Ireland | Kissane, Bill | Article in Book | | 2003 |
| The immigrant saloon in Denver | Noel, T. J. | Article in Journal | | 1977 |
| The impact of print in Ireland, 1680-1800 : problems and perils | Barnard, T.C. (Toby Christopher) | Article in Book | | 2014 |
| The impossible diplomatic mission of Giovanni Battista Rinuccini 1645-1649 | O'Sullivan, T. F. | Article in Journal | | 1993 |
| The inception of the Dodder water supply | Jackson, Valentine | Article in Book | | 1990 |
| The Inchyra ogam | Wainwright, F. T. | Article in Journal | | 1959 |
| The influence of the Rev. Henry Cooke on the political life of Ulster | Jamieson, John | Thesis | | 1950 |
| The influenvce of early environment on W.B. Yeats | Ellman, R.D. | Thesis | | 1947 |
| The international almanac of electoral history | Mackie, Thomas T.Rose, Richard | Monograph or Collective Volume | Macmillan | 1991 |
| The international dimensions of terrorism in Ireland | McKinley, Michael | Article in Book | | 1984 |
| The Invincibles | Ó Broin, León, 1902-1990 | Article in Book | | 1973 |
| The invisible plague : the rise of mental illness from 1750 to the present | Torrey, Edwin Fuller | Monograph or Collective Volume | Rutgers University Press | 2001 |
| The involvement and impact of a professional interest group | Barry, David | Article in Book | | 1989 |
| The IRA and the shadow of the informer : punishment, governance, and dealing with the past | Dudai, Ron | Thesis | | |
| The Ireland of St. Columba | Byrne, Francis John, 1934- | Article in Book | | 1965 |
| The Irish | O'Hanlon, T. J. | Monograph or Collective Volume | Harper & Row | 1975 |
| The Irish | Rolleston, T. W. H. | Article in Book | | 1934 |
| The Irish : sinners, saints, gamblers, gentry, priests, Maoists, rebels, Tories, Orangemen, dippers, heroes, villains, and other proud natives of the fabled isle | O'Hanlon, T. J. | Monograph or Collective Volume | | 1975 |
| The Irish abroad, 1534-1691 | Silke, John J. | Article in Book | | 1976 |
| The Irish absentee tax controversy of 1773 : a study in Anglo-Irish politics on the eve of the American revolution | Moriarty, T. F. | Article in Journal | | 1974 |
| The Irish administrative system | Barrington, T. J. | Monograph or Collective Volume | I.P.A. | 1980 |
| The Irish amateur military tradition in the British Army, c.1854-1945 | Butler, William Marsh | Thesis | | |
| The Irish American response to Catholic Emancipation | Moriarty, T. F. | Article in Journal | | 1980 |
| The Irish and labor in the industrial era, 1880-1930s | Barrett, James R. | Article in Book | | 2024 |
| The Irish and Scotch-Irish in eighteenth-century America | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1946 |
| The Irish and the immigration and nationality act of 1965 | O'Hanlon, Ray | Article in Book | | 2038 |
| The Irish as 'other' : representations of urban and rural poverty in early Victorian travel writing on Ireland | Finlay, Peter David | Thesis | | |
| The Irish at the front. With an introduction by John Redmond | MacDonagh, Michael | Monograph or Collective Volume | | 1916 |
| The Irish at the Jacobite court of Saint-Germain-en-Laye | Corp, Edward T. | Article in Book | | 2001 |
| The Irish Augustinians in Australia, 1839-1992 : Australia remembers St. Patrick's College, Rome | Hunt, Thomas | Article in Book | | 1994 |
| The Irish Augustinians in Kenya, 1991-1992 | Brosnan, Declan T. | Article in Book | | 1994 |
| The Irish background of St. Fursey | Hennig, John | Article in Journal | | 1952 |
| The Irish Battalion of St. Patrick at the defence of Spoleto, September, 1860 | Crean, Cyril P. | Article in Journal | | 1959 |
| The Irish career of Ulick Burke, fifth earl of Clanricarde and second earl of Saint Albans, 1641-1643 | Debe, Demetri David | Thesis | | 2005 |
| The Irish cartularies of Llanthony Prima & Secunda; edited from the MSS. in the Public Record Office, London | | Monograph or Collective Volume | The Stationery Office [for the Irish Manuscripts Commission] | 1953 |
| The Irish Catholic Confederacy and the Puritan Revolution | Coonan, T. L. | Monograph or Collective Volume | Clonmore & Reynolds | 1954 |
| The Irish Catholic schooling of James T. Farrell, 1914-23 | Ebest, Ron | Article in Journal | | 1996 |
| The Irish catholics and the legislative union | Burke, T.A., Rev. | Thesis | | 1942-1943 |
| The Irish childhood and youth of a Canadian capitalist | Regehr, T. D. | Article in Book | | 1992 |
| The Irish church and taxation in the fourteenth century | Lydon, James F. | Article in Journal | | 1965 |
| The Irish clergyman | McAvoy, T. T. | Article in Book | | 1970 |
| The Irish clergyman in the United States | McAvoy, Thomas T. | Article in Journal | | 1964 |
| The Irish coinage, 1534-1691 | Dolley, Michael | Article in Book | | 1976 |
| The Irish collection at Garron Tower | Gray, John | Article in Journal | | 1990 |
| The Irish college at Toulouse | Walsh, T. J. (Timothy J.) | Article in Journal | | 1954 |
| The Irish College of Bordeaux : some Cork association with the Gironde | Walsh, T. J. (Timothy J.) | Article in Journal | | 1947 |
| The Irish colleges of Bordeaux and Lille | Walshe, T., Rev. | Thesis | | 1952 |
| The Irish community in Saint John, 1815-1850 | Acheson, T. W. | Article in Book | | 1988 |
| The Irish continental college movement : the colleges at Bordeaux, Toulouse and Lille | Walsh, T. J. (Timothy J.) | Monograph or Collective Volume | Golden Eagle Books | 1973 |
| The Irish country town | Freeman, T. W. | Article in Journal | | 1954 |
| The Irish County Associations in New York and the Easter Rising | Ridge, John T. | Article in Book | | 2016 |
| The Irish crisis; being a narrative of the measures for the relief of the distress caused by the great Irish famine of 1846-7 | Trevelyan, C. E., Bart. | Monograph or Collective Volume | | 1848 |
| The Irish demographic crisis of 1740-41 | Drake, Michael | Article in Book | | 1968 |
| The Irish Derby, 1866-1979 | Hyland, Francis P. M.Williams, Guy St. John | Monograph or Collective Volume | | 1980 |
| The Irish Derby, 1866-1979 | Hyland, Francis P. M.Magee, SeanWilliams, Guy St. John | Monograph or Collective Volume | Racing Post Books | 2015 |
| The Irish discovery of America | Ashe, Geoffrey | Article in Journal | | 1958 |
| The Irish economy during the war | Meenan, James | Article in Book | | 1969 |
| The Irish economy since the war, 1946-1951 | Lynch, Patrick, 1917-2001 | Article in Book | | 1969 |
| The Irish economy since the war, 1946-51 | Lynch, Patrick, 1917-2001 | Article in Book | | 1969 |
| The Irish economy, 1600-1660 | Clarke, Aidan | Article in Book | | 1976 |
| The Irish element in the insular system of scripts to circa A.D. 850 | Brown, T. J. | Article in Book | | 1982 |
| The Irish episcopate and pastoral care, 1318-1534 | Burrows, Michael | Thesis | | 1986 |
| The Irish exiles in Australia | Kiernan, T. J. | Monograph or Collective Volume | Clonmore & Reynolds | 1954 |
| The Irish fox and the British lion | Jackson, W. T. | Article in Journal | | 1959 |
| The Irish Free State and Commonwealth development | Byrne, Gordon H. | Thesis | | 1969 |
| The Irish Free State and public democracy : The first official visit of William T. Cosgrave to the United States | Carroll, Francis M. | Article in Journal | | 2012 |
| The Irish general : Thomas Francis Meagher | Wylie, Paul R. | Monograph or Collective Volume | University of Oklahoma Press | 2007 |
| The Irish Guards roll of honour : 1939 to 1945 | Walsh, Jean M.Walsh, R. Raymond | Monograph or Collective Volume | T.H.C.L. | 1999 |
| The Irish herald | Nagy, Joseph Falaky | Article in Book | | 1999 |
| The Irish Holy Ghost Order's involvement in the Nigerian civil war, 1967-1970 | Mooney, Olive | Thesis | | 1999 |
| The Irish Home Rule movement and the British Liberal party | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1967 |
| The Irish houses of parliament in the eighteenth century | Englefield, D. J. T. | Article in Journal | | 1956 |
| The Irish in Australia and New Zealand, 1870-1990 | O'Farrell, Patrick James | Article in Book | | 1996 |
| The Irish in Britain, 1871-1921 | Fitzpatrick, David | Article in Book | | 1996 |
| The Irish in California | Crowley, George T. | Article in Journal | | 1936 |
| The Irish in Canada : a demographic study based on the 1986 census | Esses, Victoria M.McGree, Sheila T. | Article in Journal | | 1990 |
| The Irish in early Victorian Chester : an outcast community? | Jeffes, Kristina T. | Article in Book | | 1996 |
| The Irish in exile | | Monograph or Collective Volume | Ethnic Communities Oral Hist. Project | 1988 |
| The Irish in Jamaica during the long eighteenth century (1698-1836) | de Jong, Karst | Thesis | | |
| The Irish in Leeds, 1851-1861 | Dillon, T. | Article in Book | | 1974 |
| The Irish in the Atlantic world | Gleeson, David T. | Monograph or Collective Volume | University of South Carolina Press | 2010 |
| The Irish in the Civil War and reconstruction | Gleeson, David T. | Article in Book | | 2024 |
| The Irish in the early days of St. Louis | O'Leary, Cornelius | Article in Journal | | 1910 |
| The Irish in the mining industry in England and Wales : evidence from the 1881 census | MacRaild, Donald M.Smith, Malcom T., | Article in Journal | | 2009 |
| The Irish in the Pacific North-West. From Radicalism to affluence with Letterkenny's Edward Boyce | Sarbaugh, Timothy J. | Article in Journal | | 2005 |
| The Irish in the revolutionary Atlantic | Fisher, Samuel K. | Article in Book | | 2024 |
| The Irish in the South, 1815-1877 | Gleeson, David T. | Monograph or Collective Volume | University of North Carolina Press | 2001 |
| The Irish Independent and empire, 1891-1919 | Maume, Patrick | Article in Book | | 2004 |
| The Irish language | Mac Cana, Proinsias | Article in Book | | 1997 |
| The Irish language in America | Wolf, Nicholas M. | Article in Book | | 2024 |
| The Irish language in the early modern period | Ó Cuív, Brian | Article in Book | | 1976 |
| The Irish language in the regional revival press | Chollatáin, Regina UíWhelan, Aoife | Article in Book | | 2018 |
| The Irish layman | Brown, T. N. | Article in Book | | 1970 |
| The Irish legend of Antichrist | McNamara, Martin | Article in Book | | 2003 |
| The Irish lighthouse service | Wilson, T. G. | Monograph or Collective Volume | Figgis | 1968 |
| The Irish linen industry, 1825-1914 | Boyle, Emily Joan | Thesis | | 1979 |
| The Irish manufacture movement, 1840-1843 | Leighton, C. D. A. | Monograph or Collective Volume | St Patrick's College, Department of Modern History | 1987 |
| The Irish militia, 1793-1802 | Nelson, Ivan Francis | Thesis | | 2001 |
| The Irish miniatures in the library of St. Gall | Duft, JohannesMeyer, Peter | Monograph or Collective Volume | Urs Graf Verlag | 1954 |
| The Irish name of Mallow | O'Rahilly, T. F. | Article in Journal | | 1938 |
| The Irish on the continent, 1691-1800 | Simms, J. G. (John Gerald) | Article in Book | | 1986 |
| The Irish parading tradition : following the drum | | Monograph or Collective Volume | Macmillan | 2000 |
| The Irish parliament in the 18th century | McCracken, J. L. | Monograph or Collective Volume | Dundalgan Press | 1971 |
| The Irish parliament in the Middle Ages | Richardson, Henry GeraldSayles, George Osborne | Monograph or Collective Volume | University of Pennsylvania Press | 1952 |
| The Irish Parliament under Elizabeth and James I : a general survey | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1939 |
| The Irish party system, 1938-51 | Murphy, John A. | Article in Book | | 1969 |
| The Irish portrait of a people | O'Hanlon, T. J. | Monograph or Collective Volume | Deutsch | 1976 |
| The Irish post office, 1638-1703 | Jackson, T. V. | Article in Journal | | 1959 |
| The Irish protestant churches and social and political issues, 1870-1914 | Megahy, Alan J. | Thesis | | 1969 |
| The Irish provision trade during the war of the American revolution | O'Connor, T. M. | Article in Journal | | 1939 |
| The Irish question in British politics (1916-1922) | Mowat, Charles Loch, 1911- | Article in Book | | 1968 |
| The Irish Reformation parliament of Henry VIII, 1536-7 | Edwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1968 |
| The Irish regiments of the line in the British army | Atkinson, C. T. | Article in Journal | | 1950 |
| The Irish Regional Press, 1892–2018 : Revival, revolution and republic | | Monograph or Collective Volume | Four Courts Press | 2018 |
| The Irish Republican Brotherhood | Williams, T. Desmond | Article in Book | | 1973 |
| The Irish saints : short biographies of the principal saints from St. Patrick to St. Laurence O'Toole | Mould, Daphne D. C. Pochin | Monograph or Collective Volume | Burns & Oates | 1964 |
| The Irish scholarly presence at St. Gall
Networks of knowledge in the Early Middle Ages | Meeder, Sven | Monograph or Collective Volume | Bloomsbury Academic | 2018 |
| The Irish script of the M. S. Milan, Biblioteca Ambrosiana | Shauman, B. T. | Article in Journal | | 1978 |
| The Irish script of the MS Milan, Bibliotheca Ambrosiana, S. 45 sup (ante ca. 625) | Schauman, B. T. | Article in Journal | | 1978 |
| The Irish Sea : Aspects of Maritime History | | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1989 |
| The Irish short story | | Monograph or Collective Volume | [s.n.] | 1979 |
| The Irish Struggle 1916-1926 | | Monograph or Collective Volume | Routledge & Kegan Paul | 1968 |
| The Irish struggle and its results | Gill, T. P.Paul-Dubois, Louis | Monograph or Collective Volume | Longmans Green | 1934 |
| The Irish townland system of landscape organisation | McErlean, Thomas | Article in Book | | 1983 |
| The Irish Unionist party and the devolution crisis of 1904-5 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Journal | | 1948 |
| The Irish university question of the 19th century | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1958 |
| The Irish viceroyalty, 1760-73 | McCracken, J. L. | Article in Book | | 1949 |
| The Irish welfare state in comparative perspective | O'Connell, PhilipRottman, David B. | Article in Book | | 1992 |
| The Irish wines of Bordeaux | Whelehan, T. P. | Monograph or Collective Volume | Vine Press | 1990 |
| The Iron age in Britain and Ireland : recent trends | | Monograph or Collective Volume | Sheffield Academic Press | 1996 |
| The island of St. Patrick : church and ruling dynasties in Fingal and Meath, 400-1148 | | Monograph or Collective Volume | Four Courts | 2004 |
| The Jacobite Chapel Royal at Saint-Germain-en-Laye | Corp, Edward T. | Article in Journal | | 1997 |
| The Joyces of Merview. Part II | Mark, Gordon St. George | Article in Journal | | 1994 |
| The Joyces of Merview. Part 1 | Mark, Gordon St. George | Article in Journal | | 1992 |
| The Joyces of Merview. Part III | Mark, Gordon St. George | Article in Journal | | 1995 |
| The Joyces of Merview. Part IV | Mark, Gordon St. George | Article in Journal | | 1999 |
| The Kearney's : a true story : a story of mystery, murder and retribution | Anonymous | Monograph or Collective Volume | Narrow Lanes Press | 2021 |
| The Kent treason trials of 1798 : a window on the United Irishmen | Elliott, Marianne | Article in Book | | 2004 |
| The Kidnapping of James Francis Bernard - British Deputy Lieut. In Ireland | Desmond, John | Article in Journal | | 2025 |
| The Kilnaruane pillar stone, Bantry, County Cork | O'Brien, Mary T. | Article in Book | | 2013 |
| The King's county (now county Offaly) : epitome of its history, topography etc. | Joyce, J. St. George | Monograph or Collective Volume | Esker Press for Offaly Historical and Archaeological Society | 1998 |
| The kingdom of Ireland, 1641-1760 | Barnard, T. C. (Toby Christopher) | Monograph or Collective Volume | Palgrave Macmillan | 2004 |
| The Knights of Columbanus : lay activism from the origins through the Great Depression | Kauffman, C. J. | Article in Journal | | 1990 |
| The Knights of Columbanus : lay activism from the origins through the Great Depression | Kauffman, C. J. | Article in Journal | | 1990 |
| The Knights of St. Columbanus | Bolster, Evelyn | Monograph or Collective Volume | Gill & Macmillan | 1979 |
| The laboratory for 'scientific history': T.W. Moody and R.D. Edwards at the Institute of Historical Research | Hayton, D. W. (David William) | Article in Journal | | 2017 |
| The Labour Party and the 1922 general election in Ireland | Carroll, Denis | Thesis | | 2002 |
| The lady next door | Begbie, Edward HaroldMaume, Patrick | Monograph or Collective Volume | University College Dublin Press | 2006 |
| The Land Law (Ireland) Act, 1881 ... | Healy, T. M. | Monograph or Collective Volume | | 1882 |
| The Land League in county Kildare | Nelson, T. | Article in Journal | | 1981 |
| The land problem in Ireland and its settlement | O'Brien, T.O'Shiel, Kevin R., | Monograph or Collective Volume | The Stationery Office | 1966 |
| The land war and the politics of distress, 1877-82 | Comerford, R.V. (Richard Vincent) | Article in Book | | 1996 |
| The Landlord and Tenant Law Amendment Act (Ireland) 1860 | Dowling, Alan | Thesis | | |
| The Lane Bequest. Giving art to Dublin | Cullen, Fintan | Article in Journal | | 2008 |
| The languages of politeness and sociability in eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2001 |
| The large farm in nineteenth-century Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Book | | 1982 |
| The large medieval churches of the dioceses of Leighlin, Ferns, and Ossory : a study of adaptation and change. Pt. 1 | Dolan, Ana | Article in Journal | | 1999 |
| The large medieval churches of the dioceses of Leighlin, Ferns, and Ossory : a study of adaptation and change. Pt. 2 | Dolan, Ana | Article in Journal | | 2000 |
| The larger castles of later medieval Limerick | McNeill, T. E. | Article in Book | | 2011 |
| The largest and most ornate cuckoo's egg ever laid in a songbird's nest. Belfast Municipal Technical Institute 1906-2006 | Dudman, Moyra | Article in Journal | | 2005 |
| The last Butler | O'Sullivan, T. F. | Article in Journal | | 1991 |
| The last word | White, George Kirkpatrick | Monograph or Collective Volume | Allen Figgis | 1977 |
| The last years of Bishop T. A. O'Brien, O.P. | Taheny, L. | Article in Book | | 1951 |
| The late Col. John F. Finerty | Barry, P. T. | Article in Journal | | 1910 |
| The late queen and the Victorian era, 1 : Queen Victoria and Germany; 2 : Queen Victoria as a statesman; 3 : Ireland under Queen Victoria : a retrospect | Diplomaticus, pseud.MacDonagh, MichaelMarriott, J. A. R. | Article in Journal | | 1901 |
| The later Orange Order | McClelland, Aiken | Article in Book | | 1973 |
| The Latin poems of Richard Ledrede, O.F.M., bishop of Ossory, 1317-1360 | | Monograph or Collective Volume | | 1974 |
| The Latin sources of medieval Irish culture | O'Loughlin, Thomas | Article in Book | | 1996 |
| The Latin sources of medieval Irish culture : a partial status quaestionis | O'Laughlin, Thomas | Article in Book | | 1996 |
| The Latinity of St. Patrick compared with the Latin translation of Irenaeus's treatise | Hitchcock, F. R. M. | Article in Journal | | 1939 |
| The law relating to charities in Ireland | Delaney, V. T. H. | Monograph or Collective Volume | Thomas | 1956 |
| The law relating to local government in Ireland : being the Local Government (Ireland) Act, 1898, and other statutes affecting county and district councils ... 2 vols. | Vanston, G. T. B., Sir | Monograph or Collective Volume | | 1899 |
| The law relating to municipal towns under the Towns Improvement (Ireland) Act, 1854 | Vanston, G. T. B., Sir | Monograph or Collective Volume | | 1900 |
| The Leader, the Irish Press and the 1953-4 libel action over Professor T.D. Williams' 'A study in neutrality': 'the bloody borderland of contemporary history' | Kennedy, Michael (Michael J.) | Article in Book | NA | 2021 |
| The Lecale Historical Society Archives | Rooney, Colm H. T. | Article in Journal | | 2001 |
| The lectures, essays and letters of the Right Hon. Sir Joseph Napier, bart. | Anonymous | Monograph or Collective Volume | | 1888 |
| The legacy of Swift : a bi-centenary record of St. Patrick's Hospital, Dublin | Craig, Maurice James | Monograph or Collective Volume | | 1948 |
| The legend of St. Brendan : a comparative study of the Latin and Anglo-Norman versions | Mackley, J. S. | Monograph or Collective Volume | Brill | 2008 |
| The legend of St. Brendan : a critical bibliography | Burgess, Glyn Sheridan | Monograph or Collective Volume | Royal Irish Academy | 2000 |
| The letters and diaries of John Henry Newman : Vol 16 | Dessain, C. S.Newman, John Henry, cardinal, 1801-1890 | Monograph or Collective Volume | Nelson | 1965 |
| The letters of Blessed Oliver | Concannon, Helena | Article in Book | | 1937 |
| The letters of St. Oliver Plunkett | | Monograph or Collective Volume | Dolmen Press | 1979 |
| The libelle of Englyshe polycye : A poem on the use of sea-power, 1436 | | Monograph or Collective Volume | | 1926 |
| The liberal theory of industrialism and the development of industrial relations in Ireland | Roche, W. K. | Article in Book | | 1992 |
| The Liberties of Dublin | | Monograph or Collective Volume | E. & T. O'Brien | 1973 |
| The life and after-life of P.H. Pearse = Pádraic Mac Piarais : saol agus oidhreacht | | Monograph or Collective Volume | Irish Academic Press | 2009 |
| The life and letters of Lady Sarah Lennox, 1745-1826, daughter of Charles, 2nd duke of Richmond, and successively the wife of Sir Thomas Charles Bunbury, bart., and of the Hon. George Napier; also a short political sketch of the years 1760 to 1763 by Henry Fox, 1st Lord Holland. 2 vols. | | Monograph or Collective Volume | | 1901 |
| The life and original correspondence of Sir George Radcliffe ... the friend of the Earl of Strafford | | Monograph or Collective Volume | | 1810 |
| The life and times of Patrick J. Hogan | DeCamp, Irene Hogan | Article in Journal | | 2000 |
| The life and work of William Higgins, chemist, 1763-1825, including reprints of "A comparative view of the phlogistic and antiphlogistic theories" and "Observations on the atomic theory and electrical phenomena" by William Higgins | Partington, J. R.Wheeler, T. S. | Monograph or Collective Volume | Pergamon P. | 1960 |
| The life of Edward, earl of Clarendon | Lister, T. H. | Monograph or Collective Volume | [s.n.] | 1888 |
| The life of James Gandon | Craig, Maurice JamesGandon, James, c.1773-1851Mulvany, T. J. | Monograph or Collective Volume | Cornmarket P. | 1969 |
| The life of James Gandon | Gandon, James, c.1773-1851Mulvany, T. J. | Monograph or Collective Volume | | 1846 |
| The Life of Mr. Robert Blair, minister of St. Andrews, containing his autobiography, 1593 to 1636, with supplement to his life, and continuation of the history of the times to 1680, by his son-in-law, Mr William Row, minister of Ceres | | Monograph or Collective Volume | | 1848 |
| The life of Rev. Arthur O'Leary including historical anecdotes, memoirs, and many hitherto unpublished documents, illustrative of the condition of the Irish Catholics during the eighteenth century | England, T. R. | Monograph or Collective Volume | | 1822 |
| The life of Saint Fin Barre | Lunham, T. A., | Article in Journal | | 1920 |
| The life of Sir Joseph Napier, Bart., ex-Lord Chancellor of Ireland : from his private correspondence | Ewald, A. C. | Monograph or Collective Volume | | 1887 |
| The life of St Patrick : a new approach | Ó Raifeartaigh, T. | Article in Journal | | 1968 |
| The life of St. Ciarán of Saighir | Sqerber, Ingrid | Article in Book | | 1998 |
| The Life of St. Columba founder of Hy; / written by Adamnan, the text printed from a manuscript of the eighth century ; with the various readings of six other manuscripts ... to which is added copious notes and observations illustrative of the early history of the Columbian institutions in Ireland and Scotland | | Monograph or Collective Volume | Irish Archaeological and Celtic Society | 1857 |
| The life of St. Fursey : what we know; why it matters | Brown, Michelle P. | Monograph or Collective Volume | Fursey Pilgrims | 2001 |
| The life of St. Patrick and his place in history | Bury, J. B. | Monograph or Collective Volume | Dover | 1998 |
| The life of the Icelander, Jón Ólafsson, traveller to India, written by himself and completed about 1661 A.D., with a continuation by another hand up to his death in 1679. Translated from the Icelandic edition by Bertha S. Phillpotts. 1. Life and Travels : Iceland, England, Denmark, White Sea, Faroes, Spitzbergen, Norway, 1593-1622; 2. Life and Travels : Denmark, England, the Cape, Madagascar, Comoro Is., Coromandel Coast, Tranquebar, St.Helena, Ascension Is., Ireland, Iceland, 1618-1679. 2 vols. | | Monograph or Collective Volume | | 1923 |
| The life of Theobald Wolfe Tone | | Monograph or Collective Volume | Lilliput | 1998 |
| The life of William O'Brien, the Irish nationalist. A biographical study of Irish nationalism, constitutional and revolutionary | MacDonagh, Michael | Monograph or Collective Volume | | 1928 |
| The life, times, and correspondence of the Rt. Rev. Dr. Doyle, Bishop of Kildare and Leighlin | Fitzpatrick, W. J., 1830-1895 | Monograph or Collective Volume | | 1861 |
| The Life, Travels, and Library of an Early Reader of Piers Plowman | Davies, Robert Rees, Sir, 1938-2005 | Article in Journal | | 1999 |
| The lilting sons of country folks : a dip into Irish music in mid and south Roscommon, the personalities, and events, past and present. Vol.1 | Coyne, Declan | Monograph or Collective Volume | Dhá Lon Publications | 2000 |
| The limekilns of Boher | Keenehan, John | Article in Book | | 2006 |
| The limitations of Tudor reform: the policy of 'Surrender and regrant' and the O'Rourkes | Maginn, Christopher | Article in Journal | | 2007 |
| The linen industry in the nineteenth century | Solar, Peter M. | Article in Book | | 2003 |
| The lion on the hill : a history of St. Mark's Church, Dundela, Belfast, 1878-1998 | Beckett, J. C. (James Camlin) | Monograph or Collective Volume | Minprint [Printer] | 1998 |
| The Listowel and Ballybunion railway | Newham, A. T. | Monograph or Collective Volume | Oakwood | 1967 |
| The literature of medieval Ireland to c. 800 : St. Patrick to the Vikings | Ó Cathasaigh, Tomás | Article in Book | | 2006 |
| The literature of the Northern Ireland conflict : spatial, social, moral and psychological representations | Dettori, Michela | Thesis | | |
| The lives of St. Máedóc of Ferns | Doherty, Charles P. | Thesis | | 1971 |
| The local defence force and the local security force in the parish | Keenehan, John | Article in Book | | 2006 |
| The Londonderry Plantation, 1609-1641. The City of London and the plantation in Ulster | Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | Mullen | 1939 |
| The Londonderry Plantation, with special reference to the resulting relations between the Crown and the City, 1609-41 | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1936 |
| The Long Schoolroom : philosophical readings in W. B. Yeats’s poem ‘Among School Children’ | Nutbrown, Graham | Article in Journal | | 2019 |
| The Longs of Muskerry and Kinalea | Collins, J. T. | Article in Journal | | 1946 |
| The lord deputyship of Sir Arthur Chichester in Ireland, 1605-16 | McCavitt, John | Thesis | | 1988 |
| The lord lieutenancy and cultural and literary patronage c. 1660-1780 | Barnard, T.C. (Toby Christopher) | Article in Book | | 2012 |
| The loss of the Ary. | Quain, James T. | Article in Journal | | 1989 |
| The lost dictator : a biography of Field-Marshal Sir Henry Wilson, Bart., G.C.B., D.S.O., M.P. | Ash, Bernard | Monograph or Collective Volume | | 1968 |
| The lost has been found : the earliest surviving bilingual Irish dictionary | Ua Súilleabháin, Seán | Article in Book | | 2004 |
| The lost leader? Thomas Francis Meagher and the Fenian Brotherhood | McCarthy, Pat | Article in Book | | 2006 |
| The MacGormans of Uí Brecane | Ronan, Myles V. (Myles Vincent) | Article in Journal | | 1938 |
| The MacRegol Gospels: Observations and Conjectures | Meehan, Bernard | Article in Journal | | 2023 |
| The main narrative : before 1800 | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1985 |
| The maintenance of law and order in Ireland during the eighteenth century | Starr, Joseph P. | Thesis | | 1968 |
| The making of an Irish-American - Thomas Francis Meagher in the United States, 1852-1865 | Cornish, R. T. | Article in Journal | | 2003 |
| The Making of Great Britain and Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2003 |
| The making of nations in Britain and Ireland in the early middle ages | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2004 |
| The making of Orangeism 1795-1800 | Wilson, S. James | Thesis | | 2008 |
| The making of the Book of Fenagh | Scott, Brendan | Article in Journal | | 2017 |
| The Mallory Mount Everest expedition of 1924: an Irish perspective | Pyz, Justyna | Article in Journal | | 2011 |
| The man who never slept. (MLSIT 4082). A survey of the redactions and their relation to the 'Lai de Tydorel' | Hilliers, Barbara | Article in Journal | | 1991 |
| The man who walked off the map : Lt. Col. Charles K. Howard-Bury (1883-1963) | Reynolds, Adrian P. | Article in Journal | | 2005 |
| The management of landed estates in Ulster in the mid-nineteenth century, with special reference to the career of John Andrews as agent to the third and fourth marquesses of Londonderry from 1828-1863 | Casement, Anne Louise | Thesis | | 2002 |
| The mandarin, the musician and the mage : T.K. Whitaker, Seán Ó Riada, Thomas Kinsella and the lessons of Ireland's mid-twentieth-century revival | Fanning, John, 1944- | Monograph or Collective Volume | Peter Lang | 2022 |
| The manifestations of the Irish Poor Law ideologies in Ulster workhouses, 1838-1855 | Thomas, Elizabeth Anne | Thesis | | |
| The manor of Admekin (Headford) in the thirteenth century | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1900 |
| The manor of Móra | Collins, J. T. | Article in Book | | 1947 |
| The manuscript of Jacob Poole's 'Glossary of the dialect of Forth and Bargy' [1867] | Dolan, T. P. (Terence Patrick) | Article in Journal | | 1987 |
| The manuscripts of J.B. Fortescue esq., [formerly] preserved at Dropmore, 1 : Papers of Governor Thomas Pitt, 1698-1709, with Pitt family letters and miscellaneous papers to 1779, and correspondence of Lord Grenville, 1782-90; 2 : Grenville correspondence, 1791-4; 3 : 1795-7, with additions, 1787-96, and index and introduction to this and vol. 2; 4 : 1792-Mar. 1799, concerned mainly with the coalition against France and the civil war in Ireland; 5 : Apr.-Oct. 1799, with additions, 1792-9; 6 : Nov. 1799-Mar. 1801; 7 : Feb. 1801-Feb. 1806; 8 : Jan.-Dec. 1806; 9 : 1807-9, with additions 1806-7, edited by R.F. Isaacson. 10 vols. | Historical Manuscripts Commission | Monograph or Collective Volume | | 1892 |
| The mardyke : Cork city's country walk in history | Cooke, Richard T. | Monograph or Collective Volume | Quality Books | 1990 |
| The Margaret Fitzgerald Tomb Effigy : A Late Medieval Headdress and Gown in St. Canice's Cathedral, Kilkenny | Heckett, Elizabeth Wincott | Article in Book | | 2002 |
| The maritime trade of Waterford in the eighteenth century | Mannion, John | Article in Book | | 1988 |
| The Marmion family in Ireland and in general | Marmion, William F. K. | Monograph or Collective Volume | St. Lazarus press | 1997 |
| The maternal ancestry of Daniel O'Connell | Collins, J. T. | Article in Journal | | 1949 |
| The maturation of town and village life in county Limerick, 1700-1900 | O'Connor, Patrick J. | Article in Book | | 1988 |
| The McCarthys of Muskerry and Blarney Castle | Collins, John T. | Article in Journal | | 1999 |
| The meaning of 'ecclesiastical law' | Denning, A. T., Sir | Article in Journal | | 1944 |
| The Means Massacre : background and location | Mann, John T. | Monograph or Collective Volume | Saint Andrews Society of Maine | 2006 |
| The medieval and early modern cult of St. Brendan | Wooding, Jonathan M. | Article in Book | | 2009 |
| The medieval borough of Louth : an archaeological study | Bradley, John, 1954-2014 | Article in Journal | | 1987 |
| The medieval church [and] Sidelights on the medieval church | Seymour, St. John D. | Article in Book | | 1934 |
| The medieval church [and] Sidelights on the medieval church. | Seymour, St. John D. | Article in Book | | 1934 |
| The medieval coinage of Ireland | Lane, S.N. | Thesis | | 1966 |
| The medieval English colony (c. 1300-c. 1400) | Lydon, James F. | Article in Book | | 1967 |
| The medieval English colony, c.1300-c.1400 | Lydon, James F. | Article in Book | | 1967 |
| The medieval Gaelic genealogies | Moran, T. W. | Article in Journal | | 1974 |
| The Medieval Missionary : A study of the Conversion of Northern Europe A.D. 500-1300 | Addison, J. T. | Monograph or Collective Volume | | 1936 |
| The medieval moated sites of south-eastern Ireland | Barry, Terence B. | Thesis | | |
| The medieval parish church and graveyard of St. Nicholas, Newtown Jerpoint | Murtagh, Ben | Article in Journal | | 1998 |
| The medieval parishes of Clogherhead and Walshestown (1300-1857) | Reynolds, Liam | Monograph or Collective Volume | The author | 2003 |
| The medieval towns of Tipperary | Bradley, John, 1954-2014 | Article in Book | | 1985 |
| The members' library, its history, progress and operation | Moriarty, T. | Article in Book | | 1996 |
| The membership of the Irish house of commons, 1613-1615 | McGrath, Bríd | Thesis | | 1986 |
| The memorandum book of David Rochfort | Walsh, T. J. | Article in Journal | | 1961 |
| The memorial to Prior Johannes ffox in St. Mary's Cathedral, Limerick | Talbot, Maurice J. | Article in Book | | 1967 |
| The memorials of St. Coman's Church of Ireland graveyard Roscommon | | Monograph or Collective Volume | Roscommon County Council | 2010 |
| The menagerie of the Derrynaflan paten | Ryan, Michael | Article in Book | | 1997 |
| The merchant community of Belfast, 1660-1707 | Agnew, Jean | Thesis | | 1994 |
| The Merrigans of Wicklow | Simmons, Colleen T. | Article in Journal | | 2000 |
| The mid nineteenth century Irish landscape | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1962 |
| The midday meal | Rooney, Brendan | Article in Journal | | 2014 |
| The middle Irish Odyssey : folktale, fiction, or saga? | Meyer, Robert T. | Article in Journal | | 1952 |
| The military committee of the United Irishmen, 1798-1803 | O'Donnell, Ruán | Article in Book | | 2008 |
| The ministry of the Church of Ireland, 1536-1636 | Diamond, CiaranLennon, Colm, | Article in Book | | 2006 |
| The minor traditions of British mythology | Spence, J. L. T. C. | Monograph or Collective Volume | | 1948 |
| The minute-book of the Ballineen agricultural society | Shea, T. | Article in Journal | | 1946 |
| The moat at Clane | Cooke-Trench, T. | Article in Journal | | 1902 |
| The modest men of Christ Church, Cork | McKenna, T. J.Moore, Charles | Monograph or Collective Volume | Leinster Leader, printer | 1970 |
| The monastery of Lismore | Sanderlin, Sarah Louise | Thesis | | 1974 |
| The monastery of Mount St. Joseph Clondalkin | Williams, Joe | Monograph or Collective Volume | South Dublin Libraries | 2010 |
| The monk who might be king | De Blacam, Aodh | Article in Journal | | 1941 |
| The monks and attorneys of Beabec iuxta Drogheda, c.1300-1400 | Thornton, David E. | Article in Book | | 2023 |
| The Montiaghs: a study of population in north Armagh, 1700-1900 | McCorry, Francis Xavier | Thesis | | 1979 |
| The monuments in St. Patrick's Cathedral Dublin | Jackson, Victor | Monograph or Collective Volume | St Patrick's Cathedral | 1987 |
| The monuments of St Mary's Cathedral, Limerick | Talbot, M. J., Rev. | Monograph or Collective Volume | Treaty Press | 1976 |
| The mood of the nation : Ireland's response to Redmond's call to war in 1914, as reported in the regional press | Callinan, Elaine | Article in Book | | 2018 |
| The Moravian settlement at Gracehill, county Antrim | Hanna, S.G. | Thesis | | 1964 |
| The more immediate effects of the American revolution in Ireland, 1775-85 | O'Connor, Theresa M. | Thesis | | 1938 |
| The morphology of Irish towns | Mulvin, Valerie | Thesis | | 1992 |
| The Morrisons of Irish Street. 200 years of Irish Street, some family associations and a Viking connection | Morrison, Tom | Article in Journal | | 1999 |
| The mortgage papers of St. Patrick's College, Maynooth 1871-1923 | Dooley, Terence A. M. | Article in Journal | | 2005 |
| The most illustrious order : the Order of St. Patrick and its knights | Galloway, Peter | Monograph or Collective Volume | Unicorn | 1999 |
| The motivation, significance and consequences of narrating state violence as experienced by Republican former detainees in Northern Ireland | White, Lisa Marie | Thesis | | |
| The Mount Street action, April 26, 1916 | Ó hUid, T. C. | Article in Journal | | 1966 |
| The Mullaghreelan murder. An unsolved 19th century crime | Wall, Michael T. | Article in Journal | | 1996 |
| The murder of the Brown Earl of Ulster: background, motives and consequences | Burke, John T. | Thesis | | 1997 |
| The murder of Thomas Connole, I.T.G.W.U. Branch Secretary at Ennistymon, September 1920 | Devine, FrancisMullins, Lisa | Article in Journal | | 2018 |
| The museum environment : visitor experience and exhibitions of the conflict in and around Northern Ireland | Reming, Shawn Michael | Thesis | | |
| The myth and reality of Irish migrants in mid nineteenth-century Manchester : a preliminary study | Busteed, Mervyn A.Hodgson, R. I.Kennedy, T. F. | Article in Book | | 1992 |
| The name Eithne and the background of the tale Esnada tige Buchet. | Wagner, Heinrich | Article in Book | | 1982 |
| The name of Béal Átha Seanaigh | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1954 |
| The narrative of John McCausland. Part IV | Duff, T. F. | Article in Journal | | 1987 |
| The National Cathedral of St. Patrick, Dublin: discrimination of its ancient architecture and various reparations and discoveries, 1900. The new organ and its place : a report to the Dean and Cathedral Board | Drew, Thomas | Monograph or Collective Volume | Church of Ireland Printing and Publishing Co. | 1900 |
| The National Labour Party, 1944-1950 | Deasy, Eoin | Thesis | | 2007 |
| The National Museum of Ireland | Monahan, Nigel T. | Article in Book | | 2000 |
| The National University of Ireland, 1908-2008 : centenary essays | | Monograph or Collective Volume | University College Dublin Press, on behalf of the National University of Ireland | 2008 |
| The Nationalist movement in Northern Ireland 1914-28 | Phoenix, Eamon | Thesis | | |
| The native Irish and English law in medieval Ireland | Otway-Ruthven, Annette Jocelyn, 1909-1989 | Article in Journal | | 1948 |
| The natural resources of Ireland : a series of discourses delivered before the Royal Dublin Society | Wheeler, T. S. | Monograph or Collective Volume | [s.n.] | 1944 |
| The new departure in Irish politics, 1878-9 | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1949 |
| The new departure, 1879-80 | Brown, T. N. | Article in Journal | | 1958 |
| The new I.R.A., 1925-62 | Murphy, John A. | Article in Book | | 1973 |
| The new nationalism, 1916-18 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The new St Malachy's : building and finance | Ó Muirí, Réamonn | Article in Book | | 2013 |
| The new St. Patrick? Bishop George Montgomery (1569-1621) | Meehan, Helen | Article in Book | | 2015 |
| The Newfoundland-Irish in industrial Cape Breton, 1880-1920 | Ludlow, Peter | Thesis | | 2010 |
| The Night of the Big Wind in the North-West. Oíche na Gaoíthe Móire | Meehan, Helen | Article in Journal | | 2012 |
| The nineteenth century public sphere and the continuities of British radicalism : new directions in the history of popular politcs | McWilliam, Rohan | Article in Book | | 2006 |
| The nineteenth-century interpretation of 1798 | Kinsella, Anna | Thesis | | 1992 |
| The Ninianic controversy | Simpson, W. D. | Article in Journal | | 1950 |
| The Noble Revolt. The Overthrow of Charles I | Adamson, John Sonley Anthony | Monograph or Collective Volume | Weidenfeld and Nicolson | 2007 |
| The Norman castle of Kildare | Mullowney, A. J., Lt.Col. | Article in Journal | | 1996 |
| The Norman period : 1150-1500 | Empey, C. A. (Adrian) | Article in Book | | 1985 |
| The North Atlantic monastic thalassocracy : sailing to the desert in early medieval insular spirituality | Dumville, David N. | Article in Book | | 2002 |
| The Northern Ireland Executive, 1974 | McDaid, Shaun | Thesis | | 2009 |
| The Northern Lectionary : a source for the Codex Salmanticensis? | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2003 |
| The Northern Nationalist political tradition | Staunton, Enda | Thesis | | |
| The O'Byrnes of Baile na Coille | O'Rahilly, T. F. | Article in Journal | | 1938 |
| The O'Crowleys of Coill t-Sealbaigh | Collins, John T. | Article in Journal | | 1953 |
| The O'Farrells of Annaly : the transformation of a late medieval lordship in early modern Ireland | Farrell, Neil | Thesis | | 2008 |
| The O'Heas of south-west Cork | Collins, J. T. | Article in Journal | | 1946 |
| The O'Maolconaire family : unpublished letters from Sir Edward Conry, Bart, to H. F. Hore, Est., 1864 | | Article in Journal | | 1941 |
| The O'Moran septs and coats of arms | Moran, T. W. | Article in Journal | | 1970 |
| The O'Regans of Carbery | Collins, John T. | Article in Journal | | 1958 |
| The O'Shaughnessy woods | Butler, T. Blake | Article in Journal | | 1951 |
| The occupation of Celtic sites in Ireland by the canons regular of St. Augustine and the Cistercians | Carville, Geraldine | Monograph or Collective Volume | Cistercian Publications | 1982 |
| The Odells of Carriglea | Quain, James T. | Article in Journal | | 1986 |
| The office of arms of Ireland | Butler, T. Blake | Article in Journal | | 1946 |
| The officers of arms of Ireland | Butler, T. Blake | Article in Journal | | 1945 |
| The Ogham inscriptions at Kilfountain and Ballymorereigh (St. Manchan's) in the Dingle peninsula | Macalister, R. A. S. (Robert Alexander Stewart) | Article in Journal | | 1937 |
| The old and private banks and bankers of Munster. Pt. 1 : Bankers of Cork and Limerick cities | O'Kelly, Eoin | Monograph or Collective Volume | | 1959 |
| The old chapel in the late 1920s and early 1930s | Ó hÁdhmaill, Pádraig | Article in Book | | 2013 |
| The Old Irish life of St. Brigit | | Article in Journal | | 1939 |
| The old Lifford corporation | MacDonagh, J. C. T. | Article in Journal | | 1956 |
| The old school, down Water St. | O'B., K. | Article in Journal | | 2003 |
| The oldest eucharistic hymn | Murphy, T. A. | Article in Journal | | 1935 |
| The operation of the penal laws against the protestant non-conformists in Ireland in the eighteenth century | Beckett, J.C. | Thesis | | 1941 |
| The Orange legacy in New York | Ridge, John T. | Article in Journal | | 2002 |
| The Ordnance Survey memoir of Ireland : origins, progress and decline | McWilliams, Patrick | Thesis | | |
| The organisation and administration of relief, 1845-52 | O'Neill, Thomas Patrick | Article in Book | | 1956 |
| The organisation and administration of relief, 1845-52 | O'Neill, Thomas Patrick | Article in Book | | 1994 |
| The organisation and capital structure of the Irish North West Railway to 1876 | Leckey, Joseph | Thesis | | 1974 |
| The origin and growth of towns in Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1960 |
| The origin of tower houses | McNeill, T. E. | Article in Journal | | 1992 |
| The originality of the early Irish Church | Bethell, Denis L. T. | Article in Journal | | 1982 |
| The origins and development of feminist groups in Northern Ireland | Loughran, Maria Christina | Thesis | | |
| The origins and passing of the Irish Land Act of 1909 | Mullen, Raymond Gerard | Thesis | | 1978 |
| The origins and progress of the Catholic question in Ireland, 1690-1800 | Bartlett, Thomas | Article in Book | | 1990 |
| The origins of the Butlers in Ireland | Butler, T. Blake | Article in Journal | | 1939 |
| The origins of the Celtic languages : language spread from east to west | Isaac, G. R. | Article in Book | | 2010 |
| The origins of the civil rights movement in Northern Ireland 1962-1968 | Purdie, Bob | Thesis | | |
| The origins of the de Ros family. 1066-1163 | Rooney, Colm H. T. | Article in Journal | | 1999 |
| The origins of the European earthwork castle : north Tipperary, a case study | O'Brien, Caimin | Thesis | | 2001 |
| The Origins of the Irish in Northern England : An Isonymic Analysis of Data from the 1881 Census | MacRaild, Donald M.Smith, Malcolm T. | Article in Journal | | 2009 |
| The origins of the Irish mental hospital service, 1800-35 | Williamson, Arthur Peebles | Thesis | | 1971 |
| The origins of the Irish rising of 1916 | Martin, F. X. (Francis Xavier), 1922-2000 | Article in Book | | 1968 |
| The origins of tower houses | McNeill, T. E. | Article in Journal | | 1992 |
| The Oswald mission to Ireland from America : 20 February to 8 June 1793 | St. Mark, J. J. | Article in Journal | | 1988 |
| The other Irish martyr of the Titus Oates Plot | Cronin, J. M. | Article in Book | | 1937 |
| The outer gate at Dunamase castle, co. Laois | McNeill, T. E. | Article in Journal | | 1993 |
| The Pact Election of 1922 and Tuam | Laheen, Maurice | Article in Journal | | 2006 |
| The palatinate court of the liberty of Tipperary | Delany, V. T. H. | Article in Journal | | 1961 |
| The Palatine families of New Ross | Hartrick, Lester T. | Article in Journal | | 2003 |
| The Palladian style in England, Ireland and America | Guinness, DesmondSadler, J. T. | Monograph or Collective Volume | Thames & Hudson | 1976 |
| The papacy, catholic reform and Christian missions | Parker, T. M. | Article in Book | NA | 1968 |
| The Parish and Church of St. George, Dublin | Anonymous | Monograph or Collective Volume | Corrigan & Wilson [printer] | 1962 |
| The parish church of St. Colmanell, Ahoghill | Lee, W. H. A., Rev. | Monograph or Collective Volume | Newton Publishing Co. (printer) | c. 1911 |
| The parish clergy of the Church of Ireland in the eighteenth century | Legg, Marie-Louise | Article in Book | | 2006 |
| The parish of Athenry in 1434 | Sheehy, Maurice P. | Article in Journal | | 1964 |
| The parish of Aughrim and Kilconnell | MacLochlainn, T. | Monograph or Collective Volume | The author | 1980 |
| The Parish of Donnybrook, St. Mary's Church : a brief history of the parish church | Webb, L.Wilfred | Monograph or Collective Volume | L. Wilfred Webb | 1968 |
| The parish of Kilmore and the church of St. Feidhlimidh, Ballinagh | Traynor, Owen | Monograph or Collective Volume | Abbey Press | 1978 |
| The parish of Maynooth | MacSweeney, Michael T. | Article in Journal | | 1940 |
| The parish of Maynooth (1040 A.D. - 1614 A.D.) | MacSweeney, Michael T. | Article in Journal | | 1940 |
| The parish of Maynooth (1614 A.D. - 1840 A.D.) | MacSweeney, Michael T. | Article in Journal | | 1940 |
| The Parish of St. Agnes, Anderstown, Belfast, Golden Jubilee, 1955-2005 | | Monograph or Collective Volume | Shanway Press | 2005 |
| The parish of St. John Monkstown, Co. Dublin, centenary year 1960 : calendar of services and historical notes | Sharman, H. W. | Monograph or Collective Volume | Waugh Printers [printer] | 1960 |
| The Parish of St. John the Evangelist, Ballinteer : Silver Jubilee of the Parish (1973-1998) | Ryan, Christopher | Monograph or Collective Volume | Ballinteer Family History Society | 1998 |
| The Parish of St. John's Kilcluney: a bi-centenary history 1794-1994 | McCune, Jack | Monograph or Collective Volume | Trimprint [printer] | 1994 |
| The parish of St. Patrick, Limerick | Moloney, Michael | Article in Journal | | 1938 |
| The parliamentary experience of Irish members of the House of Commons, 1833-41 | Crowe, Brian David | Thesis | | 1995 |
| The Parnell era, 1883-91 | Comerford, R.V. (Richard Vincent) | Article in Book | | 1996 |
| The Parnell movement : with a sketch of Irish parties from 1843 | O'Connor, T. P. | Monograph or Collective Volume | | 1886 |
| The Parteen eviction | McCarthy, Michael | Article in Journal | | 1990 |
| The paruchia of St. Finbarr | O'Connor, Timothy P. | Thesis | | 1977 |
| The passing of the Irish parliamentary party (1916-1918) | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1968 |
| The pastoral role of the church in the early Irish laws | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 1992 |
| The patriot parliament of 1689, with its statutes, roles and proceedings | Davis, Thomas OsborneDuffy, Charles Gavan, Sir | Monograph or Collective Volume | | 1893 |
| The pattern of medieval settlement in the barony of Nethercross, County Dublin, c.1100 to 1350 | Burry, June Lillian | Thesis | | 1994 |
| The pedigree and succession of the house of Mac Carthy Mór, with a map | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1921 |
| The pedigree of Sir Boyle Roche, Bart. | Butler, T. Blake | Article in Journal | | 1951 |
| The penal laws and Irish land | Arkins, T. | Article in Journal | | 1912 |
| The penal laws, 1691-1760 : church and state from the Treaty of Limerick to the accession of George III | Wall, Maureen (née Mac Geehin) | Monograph or Collective Volume | Dundalgan Press | 1961 |
| The peoples of Britain and Ireland, 1100-1400. Pt. 1 : Identities | Davies, Robert Rees, Sir, 1938-2005 | Article in Journal | | 1994 |
| The philosophy of home economics in the 21st century | Dennehy, Elaine | Article in Book | | 2007 |
| The philosophy of Irish Ireland | Moran, David Patrick, 1869-1936 | Monograph or Collective Volume | University College Dublin Press | 2006 |
| The Phoenix conspiracy (contd.) | Ó Broin, León, 1902-1990 | Article in Journal | | 1980 |
| The Phoenix Park murders, May 6th 1882 | Corfe, T. H. | Article in Journal | | 1961 |
| The photography of Robert French from the Lawrence Collection (from the Jeffers Papers) | Walsh, T. J. | Article in Journal | | 2025 |
| The Piers Plowman manuscripts in Trinity College, Dublin | Brooks, E. St. John | Article in Journal | | 1951 |
| The piety of Jeremy Taylor | Hughes, H. T. | Monograph or Collective Volume | Macmillan | 1960 |
| The place of Oliver Plunket in history | Edwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1937 |
| The place of St. Patrick's captivity | McGoldrick, P. J. | Article in Journal | | 1939 |
| The place of St. Patrick's captivity | O'Doherty, John Francis | Article in Journal | | 1939 |
| The plantation of Co. Fermanagh, 1601-41 | Johnston, John D. | Thesis | | 1976 |
| The plantation of Ely O'Carroll, 1619-93 | Atkinson, N.D. | Thesis | | 1958 |
| The plundering and burning of churches in Ireland, 7th to 16th century | Lucas, A. T. | Article in Book | | 1967 |
| The Poems of Blathmac and the kingdom of Fir Rois : Building on the work of Canon Diarmuid Mac Íomhair (1905-83) | Lambkin, Brian | Article in Journal | | 2016 |
| The polarisation of Protestants and Roman Catholics in rural northern Ireland : a case study of Glenravel Ward, County Antrim, 1956 to 1988 | Kirk, Thomas | Thesis | | |
| The policy of surrender and regrant | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1914 |
| The political background | Nowlan, Kevin B. | Article in Book | | 1956 |
| The political background | Nowlan, Kevin B. | Article in Book | | 1994 |
| The political culture of the Belfast labour movement, 1924-39 | Loughlin, Christopher J. V. | Thesis | | |
| The political economy of industrial location : The Ford Motor Company at Cork, 1912-26 | Jacobson, D. S. | Article in Book | | 2003 |
| The political ideas of the United Irishmen | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1938 |
| The political life of Charles Owen O'Conor, 1860-1906 | Enright, Aidan | Thesis | | |
| The political role of women in north-east Ulster, 1890-1940 | Urquhart, Diane Lesley | Thesis | | 1996 |
| The political significance of the career of the earl of Tyrconnell in Irish history, and its relation to the cause of James II, 1685-1691 | Brady, M. E. | Article in Journal | | 1944 |
| The political structure, 1714-60 | McCracken, J. L. | Article in Book | | 1986 |
| The political system, voting patterns and voting behaviour in Northern Ireland, 1921-1974 | Osborne, Robert D. | Thesis | | |
| The Political, Commercial and Civil state of Ireland. Being an appendix to "Union or separation" [by the Revd. Josiah Tucker] | Clarke, T. B. | Monograph or Collective Volume | | 1799 |
| The political, material and mental culture of the Cork settlers, c.1650-1700 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1993 |
| The Politics of Dishonour : Ireland, 1916-1977 | O'Mahony, T. P. | Monograph or Collective Volume | Talbot Press | 1977 |
| The politics of nationalism and ethnicity | Kellas, James | Monograph or Collective Volume | St. Martin's Press | 1991 |
| The population of England and Wales from the Industrial Revolution to the World War | Marshall, T. H. | Article in Book | | 1954 |
| The population of Ireland under Cromwellian rule | Collins, J. T. | Article in Journal | | 1942 |
| The portrayal of women in Irish hagiography to circa A.D. 900 | Krook, Ann Sofi | Thesis | | 2000 |
| The post-Cold War liberal peacebuilding paradigm and the influence of the Northern Ireland peace process on Sri Lanka : a critical retrospection | Weerawardhana, Chaminda Kumara | Thesis | | |
| The practical hero | Hudson, Benjamin | Article in Book | | 2002 |
| The pre-1700 memorials in St. Patrick's cathedral | King, Heather | Article in Book | | 1998 |
| The Premonstratensian houses of Carrickfergus, White Abbey and Woodburn | McNeill, T. E. | Article in Journal | | 1983 |
| The Prendergast letters : correspondence from famine-era Ireland, 1840-1850 | Barber, ShelleyPrendergast, James | Monograph or Collective Volume | University of Massachusetts Press | 2006 |
| The Presbyterian Church in Ireland in the Home Rule era with particular reference to Thomas Dickson and Thomas Sinclair | Murphy, David Alexander | Thesis | | |
| The Presbyterian dilemma. A survey of the Presbyterians and politics in counties Cavan and Monaghan over three hundred years | Brown, Lindsay T. | Article in Journal | | 1995 |
| The Presbyterian ministry of Ulster in the eighteenth and nineteenth centuries: a prosopographical study | Conway, Kevin Patrick | Thesis | | 1996 |
| The Presbyterian response to the famine years 1845 to 1855 within Ireland and in the Highlands of Scotland | Stephen, John Rothney | Thesis | | |
| The Presbyterians of county Monaghan. Part I : the unfolding story | Brown, Lindsay T. | Article in Journal | | 1990 |
| The present horrid conspiracy : Dublin press coverage of two political trials in the early 1720s | Sherry, T. F. | Article in Journal | | 1989 |
| The priests of the parish of St. John's, Kilkenny | Carrigan, William, 1860–1924 | Article in Journal | | 1883 |
| The priests of the parish of St. Patrick's, Kilkenny | Carrigan, William, 1860–1924 | Article in Journal | | 1883 |
| The principle of non-subscription to creeds and confessions of faith as exemplified in Irish presbyterian history | Allen, Robert, Rev. | Thesis | | 1944 |
| The printed maps in the atlases of Great Britain and Ireland : a bibliography, 1579-1870 ... With an introduction by F.P. Sprent ... and biographical notes on the map makers, engravers and publishers by T. Chubb assisted by J.W. Skells and H. Beharrell | Chubb, T. | Monograph or Collective Volume | | 1927 |
| The printed records of the parliament of Ireland, 1613-1800 : a survey and bibliographical guide | Englefield, D. J. T. | Monograph or Collective Volume | Lemon Tree Press | 1978 |
| The priory and hospital of New Gate : the evolution and decline of a medieval monastic estate | Hennessy, Mark | Article in Book | Cork University Press | 1988 |
| The priory of St. John at Nenagh | Gleeson, Dermot F. | Article in Journal | | 1939 |
| The prison writing of Michael Davitt | O'Brien, Sean T. | Article in Journal | | 2010 |
| The problem of St. Patrick | Carney, James Patrick, 1914-1989 | Monograph or Collective Volume | Institute for Advanced Studies | 1961 |
| The problem of Ulster terrorism : the historical roots | Bew, Paul | Article in Book | | 1984 |
| The progeny of St. Martin-in-the-Fields | Whiffen, Marcus | Article in Journal | | 1946 |
| The Proportions of the St Gall Plan: A Response to Werner Jacobsen’s Critique of the Use of the Square Root of Two, with a Statistical Analysis of the Techniques Employed in the Drawing | Fearn, Tom (appendix)Fernie, Eric | Article in Book | | 2021 |
| The Protestant churches and the origins of the Northern Ireland state [1885-1921] | McConnell, David | Thesis | | 1998 |
| The Protestant churches, the Orange Order and public education in Northern Ireland 1923 until 1947 | McAllister, William J. | Thesis | | |
| The Protestant interest, 1641-1660 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1995 |
| The Protestant nation (1775-1800) | McDowell, R. B. (Robert Brendan), 1913-2011 | Article in Book | | 1967 |
| The Protestant response to repeal : the case of the Dublin working class | Hill, Jacqueline R. | Article in Book | Clarendon Press | 1980 |
| The Protestant working class in Northern Ireland : political allegiance and social and cultural challenges since the 1960s | Mulvenna, Gareth | Thesis | | |
| The provincial press and association football in pre-First World War Ulster : tha cases of Donegal, Fermanagh and Cavan | Curran, Conor | Article in Book | | 2018 |
| The provision, building and architecture of Anglican churches in the north of Ireland, 1600-1740 | Roulston, William J. | Thesis | | |
| The public history of slavery in Dublin : the Sir John T. Gilbert Annual Commemorative lecture | O'Neill, Ciarán | Monograph or Collective Volume | Dublin City Library and Archive | 2022 |
| The published writings of professor T. Jones Hughes | Horner, Arnold | Article in Book | | 1988 |
| The published writings of T.G.F. Paterson esq., O.B.E., M.A., M.R.I.A., curator of the county museum, Armagh, 1935-1963 | Weatherup, D. R. M. | Article in Journal | | 1972 |
| The purchase of Archbishop's Ussher's library in 1657 | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1971 |
| The puritans in Ireland, 1647-1661 | Seymour, St. John D. | Monograph or Collective Volume | Clarendon Press | 1969 |
| The Puritans in Ireland, 1647-1661 | Seymour, St. John D. | Monograph or Collective Volume | | 1921 |
| The Qua Iboe Mission, 1887-1925 | Doyle, Elaine | Thesis | | 2010 |
| The question of papar in Iceland | Sveinbjarnardóttir, Guðrún | Article in Book | | 2002 |
| The R.T.E. book | Radio Telefís Éireann | Monograph or Collective Volume | Town House in association with R.T.E. | 1989 |
| The Rams of Gorey | Hartrick, Lester T. | Article in Journal | | 2005 |
| The Raphoe marriage registers : some eighteenth century Catholic marriages in the Protestant registers of the diocese of Raphoe | MacDonagh, J. C. T. | Article in Journal | | 1960 |
| The Rathdown Union workhouse, now St. Colmcille's Hospital, Loughlinstown | Whelan, Veronica | Article in Journal | | 2001 |
| The re-making of a Unionist : A.V. Dicey and the second home rule bill | Ford, T. H. | Article in Journal | | 1982 |
| The Reades of Cos Tipperary and Kilkenny | Morris, H. F.Reade-Duncan, T. | Article in Journal | | 1990 |
| The Reades of Cos. Tipperary and Kilkenny | Morris, H. F.Reade-Duncan, T. | Article in Journal | | 1990 |
| The reading 'nec a me orietur' in paragraph 32 of Saint Patrick's Confession | Ó Raifeartaigh, T. | Article in Journal | | 1965 |
| The reapers' protest. Agricultural unrest in Kilkenny in 1858 | O'Dwyer, Michael | Article in Journal | | 2009 |
| The rebellion in Dublin, April, 1916 | Murphy, T. W. | Monograph or Collective Volume | Willow Design and Publishing | 2016 |
| The recreation of the urban historical landscape : Mountjoy Ward, Dublin, c.1901 | Murnane, Brian | Article in Book | | 1988 |
| The recruitment and organisation of the Scottish army in Ulster, 1642-9 | Hazlett, Hugh | Article in Book | | 1949 |
| The rector and the rebel | Blackstock, Allan | Article in Book | | 2004 |
| The reflections : Burke's preliminary draft and methods of composition | Boulton, James T. | Article in Journal | | 1953 |
| The reformed church of Ireland (1537-1886) | Ball, J. T. | Monograph or Collective Volume | | 1886 |
| The reformed Church of Ireland, 1537-1886 | Ball, J. T. | Monograph or Collective Volume | | 1886 |
| The Regional Impact of Irish Catholicism 1700-1850 | Whelan, Kevin | Article in Book | | 1988 |
| The register of the parish church of St. Thomas, Lisnagarvey, Co. Antrim, 1637-1646 | | Monograph or Collective Volume | Representative Church Body Library | 1996 |
| The reign of Edward VI in Ireland : some political, social, and economic aspects | White, D. G. | Article in Journal | | 1965 |
| The relations between the disaffected Irish and Spain in the reign of Elizabeth | Huston, Thomasina | Thesis | | 1937 |
| The relationship between central and local government in education in Ireland 1930-50 : a north-south comparison | Byrne, Gordon Howard | Thesis | | 1987 |
| The relief of Irish Protestant rolls : Surrey, 1642. | East Surrey Family History SocietyWest Surrey Family History Society | Monograph or Collective Volume | The societies | 1988 |
| The religious orders in Ireland in the seventeenth century | Jennings, Brendan | Article in Book | | 1937 |
| The remaking of Irish-America, 1845-80 | Doyle, David Noel | Article in Book | | 1996 |
| The remonstrance revisited : England and Ireland in the early fourteenth century | Phillips, J.R.S. (John Roland Seymour) | Article in Book | | 1993 |
| The Renvyle letters : Gogarty family correspondence, 1939-1957 | | Monograph or Collective Volume | Daletta | 2000 |
| The repair of Dromacoo Old Church | Hamilton, T. | Article in Journal | | 1903 |
| The representative history of Great Britain and Ireland. 6 vols. | Oldfield, T. H. B. | Monograph or Collective Volume | | 1816 |
| The representative history of Great Britain and Ireland; being a history of the House of Commons and of the counties, cities, and boroughs of the United Kingdom. 6 vols. | Oldfield, T. H. B. | Monograph or Collective Volume | | 1816 |
| The representative history of Great Britain and Ireland; being a history of the House of Commons, and of the counties, cities, and boroughs of the United Kingdom. 6 vols. | Oldfield, T. H. B. | Monograph or Collective Volume | | 1816 |
| The republicanism of Fine Gael as evidenced in the Dáil Éireann parliamentary debates, 1936-1948 | O'Brien, Emma | Thesis | | 1999 |
| The rescue of Princess Clementina (Stuart) : a 1719 adventure of the Irish Brigades | Wogan, Charles, c.1685-1754 | Monograph or Collective Volume | Belfast Historical and Educational Society | 2008 |
| The Restoration and the Jacobite War (1660-91) | Simms, J. G. (John Gerald) | Article in Book | | 1967 |
| The restoration of St. Mary's Cathedral 1863-'78 | Claffey, John A. | Article in Book | | 1997 |
| The Restoration, 1660-85 | Simms, J. G. (John Gerald) | Article in Book | | 1976 |
| The return of Dr. Gallagher | Ridge, John T. | Article in Journal | | 1987 |
| The Rev. Edward Mangin's memoir of his father | Brooks, E. St. John | Article in Journal | | 1951 |
| The Rev. James Brown Armour and liberal politics in north Antrim, 1869-1914 | McMinn, John Richard Browne | Thesis | | 1978 |
| The Rev. James Foster of Newmills, Co. Tyrone, 1850-1890 | Carson, John T. | Article in Journal | | 1980 |
| The Rev. Samuel Haughton S.F.T.C.D. P.R.I.A. FRS. | McMillan, Norman | Article in Journal | | 2002 |
| The revised articles of the Ulster Plantation, 1610 | Moody, T.W. (Theodore William), 1907-1984 | Article in Journal | | 1936 |
| The revolution in train, 1914-16 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The Ribbonmen | Lee, J.J. (John Joseph), 1942- | Article in Book | | 1973 |
| The Ring fishing industry, 1890-1926 | O'Donoghue, T. A. | Article in Journal | | 1981 |
| The rise and fall of the Clann Éinrí Aimhréidh Uí Néill : dynastic feuding and geopolitics in the late medieval Irish Sea world | Egan, Simon | Article in Journal | | 2024 |
| The rise of Sinn Féin, 1891-1910 | Davis, R.P. | Thesis | | 1958 |
| The rise of the popular press in Irish-American culture | van Tuyll, Debra Reddin | Article in Book | | 2024 |
| The Rising and after | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The rising of 1641 and the Catholic confederacy, 1641-5 | Corish, Patrick J. | Article in Book | | 1976 |
| The Risorgimento in retrospect : an Irish historian's view | Williams, T. Desmond | Article in Book | | 1960 |
| The rivalry of the cathedral chapters in medieval Dublin | Hand, Geoffrey Joseph | Article in Journal | | 1962 |
| The Road to Farndon Field : explaining the massacre of the Royalist women at Naseby | Stoyle, Mark | Article in Journal | | 2008 |
| The road to Howth | Dawson, T. | Article in Journal | | 1976 |
| The rocket | Quain, James T. | Article in Journal | | 1992 |
| The role and effect of violence on the Ulster Defence Regiment in South Armagh | Herron, S. W. | Thesis | | |
| The role of Ireland in the life of Leopold von Ranke (1795-1886) : the historian and historical truth | Boldt, Andreas | Monograph or Collective Volume | Edwin Mellen Press | 2007 |
| The role of religion in Ireland : the historical dimension | Mac Curtain, Margaret | Article in Book | | 2019 |
| The role of St.Thomas's abbey in the early development of Dublin's western suburb | Duddy, Cathal | Article in Book | | 2003 |
| The role of T. A. Smiddy in Fianna Fáil economic policy-making, 1932-45 | Drea, Eoin Paul | Article in Journal | | 2016 |
| The role of T.A. Smiddy in Fianna Fáil economic policy-making 1932–45 | Drea, Eoin | Article in Journal | | 2016 |
| The role of T.A. Smiddy in Fianna Fáil economic policy-making 1932–45 | Drea, Eoin | Article in Journal | | 2016 |
| The role of the Dublin periodical, Exshaw's Gentleman's and London Magazine, in the diffusion of the ideas of French philosophes in eighteenth-century Ireland, together with an analysis of books by French authors or books of French interest advertised or reviewed in the journal | Conway, T. J. M. | Thesis | | |
| The role of the state in growth and welfare | O'Connell, PhilipÓ Riain, Seán | Article in Book | | 2000 |
| The role of town-plan analysis in the study of the medieval Irish town | Bradley, John, 1954-2014 | Article in Book | | 1990 |
| The roles of élite women in Ireland, c. 1690-1745 | Wilson, Rachel | Thesis | | |
| The roots of Irish nationalism | Mac Curtain, Margaret | Article in Book | | 2019 |
| The Rosary High School | Lynch, Michael | Article in Book | | 2006 |
| The Rose of Tralee : fifty years a-blooming | Dwyer, T. Ryle | Monograph or Collective Volume | O'Brien Press | 2009 |
| The Rotunda hospital, 1745-1945 | Browne, O'D. T. D. | Monograph or Collective Volume | Livingstone | 1947 |
| The Routledge history of Irish America | | Monograph or Collective Volume | Routledge | 2024 |
| The Royal Irish Academy : a bicentennial history 1785-1985 | | Monograph or Collective Volume | Royal Irish Academy | 1985 |
| The royal supremacy and ecclesiastical revolution, 1534-47 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1976 |
| The Rt. Hon. Edmund Burke (1729-97) : a basis for a pedigree | O'Connell, Basil | Article in Journal | | 1956 |
| The Rt. Hon. the Earl of Athlone | Sara, M. E. | Monograph or Collective Volume | | 1941 |
| The Rt. Rev. John England, D.D. 1786-1842, "The light of the American hierarchy", first bishop of Charleston, U.S.A.; P.P. of Bandon 1817-20 | Anonymous | Article in Journal | | 2006 |
| The ruined church of Killea : a consideration of its date and foundation | Fewer, T. G. (Thomas Gregory) | Article in Journal | | 1996 |
| The rule of St. Patrick | | Article in Journal | | 1904 |
| The Russian journals of Martha and Catherine Wilmot. Being an account by two Irish ladies of their adventures in Russia as guests of the celebrated Princess Daschkaw, containing vivid descriptions of contemporary court life and society, and lively anecdotes of many interesting historical characters, 1803-1808 | Hyde, Harford MontgomeryVane-Tempest-Stewart, Edith Helen, marchioness of Londonderry, 1878-Wilmot, CatherineWilmot, Martha | Monograph or Collective Volume | | 1934 |
| The sacred in the secular : religious change in Catholic Ireland, 1500-1700 : the fifth annual lecture in Catholic studies, sponsored by the Edmundite trust fund for Catholic Studies and Ministry at St. Michael's College, 21 April 1993 | Gillespie, Raymond | Monograph or Collective Volume | St Michael's College | 1993 |
| The sacred landscape of Ireland | Pollard, Penelope Ann | Thesis | | |
| The sacred trees of Ireland | Lucas, A. T. | Article in Journal | | 1963 |
| The sacred trees of Ireland | Lucas, A. T. | Monograph or Collective Volume | Society of Irish Foresters | 2017 |
| The saint as seer : Adomnán's account of Columba | MacQueen, John | Article in Book | | 1989 |
| The Salamanca letters : a catalogue of correspondence (1619-1871) from the Archives of the Irish colleges in Spain in the library of St. Patrick's College, Maynooth, Ireland = Las cartas salmantinas : un catalogo de correspondencia (1619-1871) de los colegios irlandeses in Espana en la biblioteca del colegio de San Patricio, Maynooth, Irlanda | | Monograph or Collective Volume | St. Patrick's College | 1995 |
| The sale of the Langton mansion on High St., Kilkenny | Hayburn, Edmund Langton | Article in Journal | | 1984 |
| The San Patricio battalion in the Mexican war | Hopkins, G. T. | Article in Journal | | 1913 |
| The Scandinavians in Lancashire | Wainwright, F. T. | Article in Journal | | 1947 |
| The scholars and the saboteurs : the wrecking of a South African Irish scheme, Paris, 1922 | Daniel, T. K. | Article in Journal | | 1991 |
| The schools and scholars of Breiffne | Corcoran, Timothy Joseph, 1872-1943Lyons, P.O'Connell, Philip | Monograph or Collective Volume | Browne and Nolan | 1942 |
| The Schull and Skibbereen tramway and light railway | Newham, A. T. | Monograph or Collective Volume | Oakwood | 1964 |
| The scientific illustrations of George Victor Du Noyer | Monaghan, Nigel T. | Article in Book | | 2017 |
| The Scots Kirk in Ulster | Arnold, J. C. | Article in Journal | | 1960 |
| The Scottish Clearances : A History of the Dispossessed, 1600-1900 | Devine, T. M. | Monograph or Collective Volume | Alan Lane, an imprint of Penguin Books | 2018 |
| The Scottish-Irish Orange connection | Fraser, T. G. | Article in Journal | | 1999 |
| The Screen - an extract from 'A short sketch of the history of the Parish of St. John the Evangelist, Killowen, Coleraine' (1900) | | Article in Journal | | 2003 |
| The sea and the spirit: two notes | Carey, John | Article in Book | | 2013 |
| The Secret Languages of Ireland | Macalister, R. A. Stewart. (Robert Alexander Stewart) | Monograph or Collective Volume | Cambridge University Press | 2014 |
| The Secret of Our Strength: The Republican Plot, St. Finbarr's Cemetery, Cork | MacDonncha, Mícheál | Monograph or Collective Volume | Phoenix Historical Society | 20 |
| The secular clergy of the archdiocese of Armagh, 1518-58 | Jefferies, Henry Allen | Thesis | | 1996 |
| The Semples and St. Selskar's | Murphy, Elaine | Article in Journal | | 2005 |
| The seneschals of the liberty of Tipperary, contd. | Butler, T. Blake | Article in Journal | | 1958 |
| The sheriffs of the liberty of county Tipperary | Butler, T. Blake | Article in Journal | | 1960 |
| The Shirley estate in the barony of Farney, County Monaghan, 1576-1960 | Callaghan, Louis | Thesis | | 2003 |
| The shooting of Sergeant Brady | King, Seamus J. | Article in Journal | | 1986 |
| The shrine of St Caillín of Fenagh | Mullarkey, Paul | Article in Book | | 2016 |
| The siege : its history and legacy 1688-1889 | Fraser, T. G. | Article in Book | | 1999 |
| The siege at Carrickmines Castle - 1642 | Kennedy, Dermot | Monograph or Collective Volume | Foxrock Local History Club | 1989 |
| The sieges of Derry | | Monograph or Collective Volume | Four Courts | 2001 |
| The significance of small-scale landholders in Ireland's socio-economic transformation | Commins, P.Hannan, Damian | Article in Book | | 1992 |
| The sinking of the RMS Leinster - a Mallow connection | Sheehan, Patrick T. | Article in Journal | | 2018 |
| The Sir John T. Gilbert Commemorative Lectures, 1998-2007 | | Monograph or Collective Volume | Dublin City Public Libraries | 2009 |
| The Sisters of Charity of St. Paul the Apostle in primary education in Kilmallock | Greene, Catherine | Article in Journal | | 2000 |
| The situation of Irish government | Barrington, T. J. | Article in Journal | | 1987 |
| The slave ship and the coffin ship : histories of life and death at sea | Rediker, Marcus ; McMahon, Cian T. ; Hirota, Hidetaka | Article in Journal | | 2022 |
| The Sligo Ursulines : the first fifty years, 1826-1876 | Kelly, M. St. Dominic | Monograph or Collective Volume | The author | 1987 |
| The Snetzler organ in St. Peter's Parish Church, Drogheda | Henly, Randal Lewis | Monograph or Collective Volume | St. Peter's Parish Church | 2002 |
| The social and economic history of the Gosford estates 1610-1876 | Gourley, Robert Stitt | Thesis | | 1976 |
| The social background to Irish 'Peregrinatio' | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2000 |
| The social background to Irish peregrinatio | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 1976 |
| The social context of science in Ireland, 1890-1930 | Whyte, Nicholas | Thesis | | |
| The social geography of mid-nineteenth century Dublin city | Martin, J. H. | Article in Book | | 1988 |
| The social history of modern Ulster | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1957 |
| The social policy of the commonwealth and protectorate in Ireland. | Barnard, T. C. (Toby Christopher) | Thesis | | |
| The social revolution that never was | Lynch, Patrick, 1917-2001 | Article in Book | | 1968 |
| The social role of relics and reliquaries in ancient Ireland | Lucas, A. T. | Article in Journal | | 1986 |
| The social structure and social life, 1714-60 | McCracken, J. L. | Article in Book | | 1986 |
| The Society of Friends and Irish relief during the great famine | Holt, J.H. | Thesis | | 1967 |
| The Society of St Vincent de Paul in Ireland, 1845-1945 | Dillon, T. | Article in Journal | | 1945 |
| The Society of the Friendly Sons of St. Patrick in the city of New York | Lenehan, John J. | Article in Journal | | 1909 |
| The sources for medieval Anglo-Irish history | Brooks, E. St. J. | Article in Book | | 1958 |
| The sources for the early history of Ireland, ecclesiastical | Kenney, J. F. (James Francis) | Monograph or Collective Volume | Irish University Press | 1968 |
| The sources of the Middle Irish Alexander | Meyer, Robert T. | Article in Journal | | 1949 |
| The south Kilkenny estate villages | Burtchall, Jack | Article in Book | | 1988 |
| The Southwest and Northwest territories, a comparison, 1787-1796 | Burham, Walter, T. | Article in Journal | | 1990 |
| The special relationships: Ireland, the United States and Great Britain and the political legacy of Irish neutrality, 1939-1996 | Hickey, Julie | Thesis | | 1998 |
| The speeches of ... in the Irish, and in the imperial parliament. 4 vols. | Grattan, H.Grattan, Henry, Rt. Hon. | Monograph or Collective Volume | | 1822 |
| The speeches of [John Philpot Curran] ... memoir and historical notices | Davis, T. O. | Monograph or Collective Volume | | 1845 |
| The spirituality of St. Patrick's 'Confession' | Kinsella, Nivard | Article in Journal | | 1959 |
| The splendid cause : the Missionary Society of St. Columban, 1916-1954 | Collins, Neil, 1938- | Monograph or Collective Volume | Columba | 2009 |
| The squad and the intelligence operations of Michael Collins | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier Press | 2005 |
| The St George family. Missing names | Mark, Gordon St. George | Article in Journal | | 1995 |
| The St Lawrence family of Drogheda and Cruisetown | Graves, T. A. | Article in Journal | | 1945 |
| The St. Annes hoard and other Civil War coin hoards in Lancashire | Taylor, R. F. | Article in Journal | | 1967 |
| The St. Legers and Doneraile | Crowley, Seamus | Article in Journal | | 1998 |
| The St. Louis Irish : an unmatched Celtic community | Faherty, William Barnaby | Monograph or Collective Volume | Missouri Historical Society Press | 2001 |
| The St. Patricio Battalion : the Irish soldiers of Mexico | Ó Fógartaigh, Séamus | Article in Journal | | 2005 |
| The St. Vincent riots and the Abyssinian crisis, 1935 | McDaid, Shaun | Article in Journal | | 2004 |
| The St. Werburgh Street Theater, Dublin | Dutton, Richard | Article in Book | | 2006 |
| The stained glass windows of St Ailbe's Church, Emly | O'Dwyer, Michael | Monograph or Collective Volume | Emly Parish Council | 2015 |
| The stained glass windows of St. Ailbe's Church, Emly | O'Dwyer, Michael | Monograph or Collective Volume | Emly Parish Council | 2015 |
| The state and economic interests : Ireland in comparative perspective | Hardiman, Niamh | Article in Book | | 1992 |
| The state and the sea fisheries of the south and west coasts of Ireland, 1900-1967 | Murray, Sylvester | Thesis | | 2010 |
| The state of the church in the diocese of Down and Connor during the episcopate of Robert Echlin, 1613-1635 | Millsopp, Sandra Ann | Thesis | | 1979 |
| The stations, part 1 | Quain, James T. | Article in Journal | | 1990 |
| The stations, part 2 | Quain, James T. | Article in Journal | | 1991 |
| The steadfast man : a life of St. Patrick | Gallico, Paul | Monograph or Collective Volume | Michael Joseph | 1958 |
| The step on the stair : paranormal happenings in Ireland | St. Clair, Sheila | Monograph or Collective Volume | Glendale | 1989 |
| The Stillorgan Players. 'Bringing entertainment and drama to the Stillorgan district...'' | Webb, Neale | Article in Journal | | 2014 |
| The stone castles of northern county Antrim | McNeill, T. E. | Article in Journal | | 1984 |
| The stories they tell: narratives of former combatants in Northern Ireland | O'Neill, K. M. | Thesis | | |
| The storms of July, Oct. 1588, and the Spanish Armada wrecks on the Donegal coast | Emerson, Lucius | Article in Journal | | 1988 |
| The story behind the storytellers : Cork newspapermen during the Irish revolutionary period, 1914–22 | McCarthy, Alan, 1992-2024 | Article in Book | NA | 2018 |
| The story of "musicals" in St. Mary's College | O'Reilly, Seán | Article in Journal | | 2004 |
| The story of Cornelscourt | Farrell, Ted | Monograph or Collective Volume | Foxrock Local History Club | 1985 |
| The story of Crinkin 1840-1940 St. James's Church, Bray | Bland, F.E. | Monograph or Collective Volume | The Dargle Press | 1940 |
| The story of Crinkin 1840-1990 St. James's Church, Bray | Bland, F.E. | Monograph or Collective Volume | St. James Bray | 1990 |
| The story of Ireland's failure - and belated success | Fitzgerald, John | Article in Book | | 2000 |
| The story of Killure, Fohenagh and Kilgerill parish over a period of almost 200 years | Mac Lochlainn, T. | Monograph or Collective Volume | The author | 1975 |
| The story of Killure, Fohenagh and Kilgerill parish over a period of almost 200 years | MacLochlainn, T. | Monograph or Collective Volume | | 1975 |
| The story of Macbeth : a study in Gaelic and Norse tradition | Chadwick, Nora Kershaw, 1891-1972 | Article in Journal | | 1951 |
| The story of Nano Nagle : a life lived on the razor's edge | Lyons, Anne | Monograph or Collective Volume | Messenger Publications | 2021 |
| The story of our parish : St. Peter's, Dublin | MacSorley, Catherine Mary | Monograph or Collective Volume | Corrigan and Wilson [printers] | 1917 |
| The story of St. Nicholas' : Collegiate Church, Galway | Berry, J. Fleetwood | Monograph or Collective Volume | O'Gorman | 1912 |
| The Story of St. Patrick's Cathedral, Trim | Giff, W. L. M. | Monograph or Collective Volume | | 1959 |
| The story of St. Patrick's, Belfast, 1815-1977 | Heatley, Fred | Monograph or Collective Volume | Bethlehem Abbey Press | 1977 |
| The story of success : being a record of St. Enda's College, September, 1908, to Easter 1916 | Pearse, Patrick Henry, 1879-1916Ryan, Desmond | Monograph or Collective Volume | Maunsell | 1917 |
| The story of the 116th Regiment, Pennsylvania Volunteers in the War of the Rebellion | Kohl, Lawrence FrederickMulholland, St. Clair A. (St. Clair Augustin) | Monograph or Collective Volume | Fordham University Press | 1996 |
| The story of the de Ros Barony 1285-1513 | Rooney, Colm H. T. | Article in Journal | | 2001 |
| The story of the Irish rebellion | Ervine, St. J. G. | Article in Journal | | 1916 |
| The strange case of the drunken bishop : a reformation mystery solved | Daniel, T. K. | Article in Journal | | 1980 |
| The strange death of Thomas Francis Meagher : tribal politics in territorial Montana | Emmons, David M. | Article in Book | | 2006 |
| The streets of Dublin revisited | Bennett, Douglas | Article in Book | | 1999 |
| The streets of Dublin revisited | Bennett, Douglas | Monograph or Collective Volume | Dublin City Public Libraries | 2003 |
| The Streets of Dublin. A short guide through Dublin, containing Practical Directions for the easy perambulation of the City, and for the inspection of its Public Buildings, Institutions and Establishments; abridged from the original work. BY Richard Starratt, Esq., A.M., T.C.D. Dublin: Browne and Nolan, 1851 | Starratt, Richard | Monograph or Collective Volume | W.B. Kelly, 8, Grafton Street | 1852 |
| The structure and purpose of Adomnán's Vitae Columbae | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2010 |
| The structure of sacred and secular lordship in the poems of Blathmac | Lambkin, Brian Kevin | Thesis | | 1985 |
| The struggle for tenant-right in Ulster, 1829-50 | Kennedy, B.A. | Thesis | | 1942-1943 |
| The student Oliver | Curran, M. J. | Article in Book | | 1937 |
| The study of family history in Ireland | Barry, J. G. | Monograph or Collective Volume | National University of Ireland | 1967 |
| The summing-up | Williams, T. Desmond | Article in Book | | 1968 |
| The Sunningdale agreement : British government policy in Northern Ireland, 1972-4 | Harris, Jonathan Alexnder | Thesis | | 2007 |
| The surname Goffog | McM, T. | Article in Journal | | 2011 |
| The Sutton Hoo ship burial and Ireland : some Celtic perspectives | Ryan, Michael | Article in Book | | 1992 |
| The synagogues of Britain and Ireland : an architectural and social history | Kadish, Sharman | Monograph or Collective Volume | Yale University Press for the Paul Mellon Centre for Studies in British Art | 2011 |
| The T.D.s and senators for Laois and Offaly 1921-1986 | Meehan, Patrick F. | Monograph or Collective Volume | Leinster Express Newspapers | 1987 |
| The T.G.F. Paterson collection at Armagh County Museum | Abraham, A. S. K. | Article in Journal | | 2000 |
| The Tenant League and Irish politics in the 1850s | Whyte, J. H. | Monograph or Collective Volume | Dundalgan Press | 1963 |
| The territory of Ballymacone and its associations with the MacCones | Paterson, T. G. F. | Article in Journal | | 1954 |
| The testimony of Daniel McCarthy | McKenna, Dermot | Article in Journal | | 1998 |
| The textual integrity of St. Patrick's confession | Powell, Douglas | Article in Journal | | 1969 |
| The theatre of the real : Yeats, Beckett, and Sondheim | MacKenzie, Gina Masucci | Monograph or Collective Volume | Ohio State University Press | 2008 |
| The theory of industrialism and the Irish case | Goldthorpe, J. H. | Article in Book | | 1992 |
| The thick blue wall :a socio-historical analysis of police accountability in the Republic of Ireland | Conway, Vicky | Thesis | | |
| The Third Order Regular of St. Francis in Ireland | Quinn, P. | Article in Journal | | 1993 |
| The Third Voyage of Cormac in Adomnan's Vita Columbae : Analogues and Context | Scully, Diarmuid | Article in Book | | 2007 |
| The Thomas Davis centenary lecture in Newry | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1946 |
| The thriller and Northern Ireland since 1969 : utterly resigned terror | Kelly, Aaron | Monograph or Collective Volume | Ashgate | 2004 |
| The Thurstons and Ardmore | Quain, James T. | Article in Journal | | 1984 |
| The Times versus Parnell and Co., 1887-90. | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1968 |
| The tin god : a history of the Cans Metal Box factory, Portadown | Rice, Adrian | Monograph or Collective Volume | Cans Metal Box Pensioners' Club | 2002 |
| The tomb of John, 2nd Marquess of Ormonde, St. Canice's Cathedral | Law, Edward J. | Article in Journal | | 2003 |
| The Toomregon carving | Barron, T. J. | Article in Journal | | 1985 |
| The tourism dimension to Irish economic development | Deegan, JamesDineen, Donal A. | Article in Book | | 1997 |
| The tower cross at Kells | Stalley, Roger | Article in Book | | 1997 |
| The tower houses of County Limerick | Donnelly, Colm J. | Thesis | | |
| The town and the monastery : early medieval urbanization in Ireland, AD 800-1150 | Graham, B. J. (Brian J.) | Article in Book | | 1998 |
| The town of Roscommon | Cronin, T. | Article in Journal | | 1988 |
| The townlands of Castlebridge parish | De Vál, Séamas S. | Article in Book | | 2005 |
| The Townshend viceroyalty, 1767-72 | Bartlett, Thomas | Thesis | | 1976 |
| The training of national school teachers, 1831-75 | Doyle, Joseph | Article in Book | | 2006 |
| The training of the Irish Volunteers, 1913-1916 | Gardiner, Eamonn T. (Eamonn Thomas) | Article in Journal | | 2017 |
| The transatlantic colonial context : John Derricke versus Edmund Spenser | Lockey, Brian C., 1968- | Article in Book | | 2021 |
| The Transfer of Power in Divided Societies : Partition in India, Ireland and Palestine | Fraser, T. G. | Article in Journal | | 1986 |
| The treatment of the native population under the scheme for the plantation in Ulster | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1938 |
| The treatment of women sentenced to transportation and penal servitude, 1790-1898 | Lohan, Mary Rachel | Thesis | | 1990 |
| The treaty negotiations | Pakenham, Francis Aungier, 7th earl of Longford, 1905-2001 | Article in Book | | 1968 |
| The Trevors of Rostrevor: a British colonial family in seventeenth-century Ireland | O'Sullivan, Harold | Thesis | | 1985 |
| The trial of Bird, Hamill, etc. April 23, 1794 | Howell, T. B. | Article in Book | | 1998 |
| The trial of Patrick Murray : a puzzle and its aftermath | Cantwell, Ian T. | Article in Journal | | 1989 |
| The trial of the primate | Curran, C. P. | Article in Book | | 1937 |
| The tribes at Louvain : Francis Martin, S.T.D. | Spelman, J. P. | Article in Journal | | 1886 |
| The Tridentine evolution of modern Irish Catholicism, 1563-1962 : a re-examination of the "devotional revolution" thesis | McGrath, T. G. | Article in Journal | | 1991 |
| The Trillick derailment 1854 | Fitzgerald, Desmond | Article in Journal | | 1994 |
| The tripartite life of St. Patrick (Bethu Phátraic), with other documents relating to the saint | | Monograph or Collective Volume | | 1887 |
| The troubles of Captain Boycott | Corfe, T. H. | Article in Journal | | 1964 |
| The Tudor conquest (1534-1603) | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1967 |
| The twelfth-century reform and Inis Pátraic | Holland, Martin | Article in Book | | 2004 |
| The two Patricks : a lecture on the history of Christianity in 5th century Ireland | O'Rahilly, T. F. | Monograph or Collective Volume | Institute for Advanced Studies | 1942 |
| The Tyrels of Castleknock | Brooks, E. St. J. | Article in Journal | | 1946 |
| The Tyrels of Castleknock | Brooks, E. St. J. | Article in Journal | | 1946 |
| The Ua Briain kingship of Telach Oc | Hogan, J. | Article in Book | | 1940 |
| The Uí Néill 695-743 : the rise and fall of dynasties | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Journal | | 2002 |
| The Ulster clans : O'Mullan, O'Kane, O'Mellan | Mullan, JohnMullin, T. H. | Monograph or Collective Volume | B.N.L. Printing Co. | 1966 |
| The Ulster crisis : some ideoligical questions revisited | Bew, Paul | Article in Book | | 2004 |
| The Ulster crisis, 1906-14 | Stewart, Anthony Terence Quincey, 1929-2010 | Thesis | | 1966 |
| The Ulster plantation in the counties of Armagh and Cavan, 1609-41 | [Hunter R.J.] | Thesis | | 1969 |
| The Ulster question, 1603-1973 | Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | Mercier Press | 1974 |
| The Ulster question, 1603-1973. | Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | | 1980 |
| The Ulster railway, 1835-1848 | Ferris, Thomas Gerard | Thesis | | 1980 |
| The Ulster rising of 1641 | Bradshaw, Brendan | Article in Book | | 1998 |
| The Ulster Scots in colonial and revolutionary America | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1945 |
| The Ulster Volunteer Force: its domestic development and political importance in the period 1913 to 1920 | Foy, Michael Thomas | Thesis | | 1986 |
| The Unionist alliance (1886-95), Pt. 1 : The Home Rule struggle; Pt. 2 : The taming of Chamberlain | Akers-Douglas, Eric Alexander, 3rd Viscount Chilston | Article in Journal | | 1961 |
| The United Irishmen | McCracken, J. L. | Article in Book | | 1973 |
| The United Irishmen and Hamburg, 1796-1803 | Weber, Paul | Thesis | | 1995 |
| The United Irishmen and the politics of banishment, 1798-1807 | Durey, Michael | Article in Book | | 2000 |
| The United Kingdom : the development of its laws and constitutions. [Pt. 1], England and Wales, Northern Ireland, the Isle of Man. [Pt. 2], Scotland, by T.B. Smith, [and] The Channel Islands, by L.A. Sheridan | | Monograph or Collective Volume | | 1955 |
| The United States and Irish participation in N.A.T.O. | Fanning, Ronan | Article in Journal | | 1979 |
| The United States and terrorism in Ireland, 1961-1981 | Raymond, Raymond James | Article in Book | | 1984 |
| The United States of America : the Irish clergyman | McAvoy, T. T. | Monograph or Collective Volume | Gill & Macmillan | 1970 |
| The unpublished letters of T. Crofton Croker | Croker, Thomas Crofton, 1798-1854Curtis, Edmund, 1881-1943 | Article in Journal | | 1941 |
| The Use of Field and Farm Nomenclature in the. Demographic History of Language Contact Zones | Naert, Aino | Article in Book | | 1982 |
| The uses of 23 October 1641 and Irish Protestant celebrations | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1991 |
| The Venerable Bede and the pastoral affirmation of the Christian message in Anglo-Saxon England | Eckenrode, T. R. | Article in Journal | | 1981 |
| The Verona homily collection and its Irish connections | Martin, Lawrence T. | Article in Book | | 1998 |
| The vestry records of the Parish of St Audoen, Dublin, 1636-1702 | | Monograph or Collective Volume | Four Courts | 2012 |
| The Vestry Records of the Parish of St. John the Evangilist : Dublin, 1595-1658 | | Monograph or Collective Volume | Four Courts Press|The Representative Church Body Library | 2004 |
| The vestry records of the parishes of St. Catherine and St. James, Dublin, 1651-1692 | | Monograph or Collective Volume | Four Courts | 2004 |
| The viceregal court in later seventeenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2000 |
| The Victorian doctors of Dublin : a social and political portrait. | Meenan, F. O. C. | Article in Journal | | 1968 |
| The Viking and the Irishman | Hudson, Benjamin T. | Article in Journal | | 1991 |
| The Vikings | | Monograph or Collective Volume | | 1978 |
| The vikings and the viking wars in Irish and Gaelic tradition | Christiansen, R. T. | Monograph or Collective Volume | | 1931 |
| The Vikings in the British Isles : Some Aspects of their Settlement and Economy | Morris, Christopher D. | Article in Book | | 1982 |
| The village 150 years ago | Murphy, Hilary | Article in Book | | 2005 |
| The vision of Jonathan Swift | Jackson, Robert Wyse | Article in Book | | 1948 |
| The vision of St. Fursey and the development of purgatory | Dunn, Marilyn | Monograph or Collective Volume | Fursey Pilgrims | 2007 |
| The visual arts, 1603-1740 | Crookshank, Anne | Article in Book | | 1986 |
| The visual arts, 1740-1850 | Crookshank, Anne | Article in Book | | 1986 |
| The Vita Tripartita of St. Patrick. 1. Later accretions. 2. Topographical importance | Mac Néill, Eoin | Article in Journal | | 1930 |
| The voice of Sarah Curran | MacMullen, H. T. | Monograph or Collective Volume | Privately printed | 1955 |
| The Voice of the Provinces: The regional press in Revolutionary Ireland, 1914-1921 | Doughan, Christopher | Monograph or Collective Volume | Liverpool University Press | 2019 |
| The Volunteer companies of Ulster, 1778-93 | Paterson, T. G. F. | Article in Journal | | 1967 |
| The Volunteer movement in Ulster : background and development, 1745-85 | Smyth, David H. | Thesis | | 1974 |
| The voyage of St Brendan : literary and historical origins | Mac Cana, Proinsias | Article in Book | | 1989 |
| The Walled town of Ardee: selected extracts | | Article in Journal | | 2011 |
| The War of Independence in Tipperary town and district. Part one: chronology|Part two: The road to Soloheadbeg|Part three: "A danger to the community": the socio-economic background of the Tipperary Town volunteers | Marnane, Denis G. | Article in Journal | | 2013 |
| The war of independence, 1919-21 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The war of the two kings, 1685-91 | Simms, J. G. (John Gerald) | Article in Book | | 1976 |
| The war on the Home Front. Women's Voluntary Service in Coleraine during WWII | Hinchcliff, Mary | Article in Journal | | 2011 |
| The Waterford and Tramore railway | Fayle, H.Newham, A. T. | Monograph or Collective Volume | David & Charles | 1965 |
| The Waterford Colony in Newfoundland, 1700-1850 | Byrne, Cyril J. | Article in Book | | 1992 |
| The Waterford Leper Hospital of St. Stephen and the Waterford County and City Infirmary : a history of institutional medicine in Waterford | Byrne, Niall | Monograph or Collective Volume | Linden Publishing Services | 2011 |
| The Waterloo Priest. The Reverend William O'Donnell, formerly Ensign William O'Donnell, XXth (East Devonshire) Regiment of Foot | Doherty, Richard | Article in Journal | | 2017 |
| The watershed, 1903-7 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1996 |
| The way we were : historic Armagh photographs from the Allison Collection | Fitzgerald, DesmondWeatherup, Roger | Monograph or Collective Volume | Friar's Bush Press in association with the Public Record Office of Northern Ireland | 1993 |
| The wells of St. Cooey | McCallum, Gerard | Article in Journal | | 1978 |
| The West Limerick man who wrote a dictionary : T. O’Neill Lane | Mac an tSionnaigh, Seaghan | Monograph or Collective Volume | Lulu Press | 2015 |
| The western suburb of medieval Dublin : its first century | Duddy, Cathal | Article in Journal | | 2001 |
| The Westies : inside the Hell's Kitchen Irish mob | English, T. J. | Monograph or Collective Volume | Putnam | 1990 |
| The Whiteboy Movement 1760-1780 | Bric, Maurice J. | Article in Book | | 1985 |
| The Whiteboys | Wall, Maureen (née Mac Geehin) | Article in Book | | 1973 |
| The Whitleys of Enniskillen | Moran, T. W. | Monograph or Collective Volume | | 1962 |
| The wider cultures of eighteenth-century Irish doctors | Barnard, T. C. (Toby Christopher) | Article in Book | | 2010 |
| The wild geese. Pen portraits of famous Irish exiles | Griffin, Gerald | Monograph or Collective Volume | | 1938 |
| The wild Irish girls of L.T. Meade and Mrs George De Horne Vaizey | Dunbar, Carole | Article in Book | | 2004 |
| The wild rover : the autobiography of Tomás Ó Cinnéide | Tyers, PádraigÓ Cinnéide, Tomás | Monograph or Collective Volume | Mercier Press | 1997 |
| The will and foundation of Rev. Eugene Brady, 1767 | Cunningham, T. P. | Article in Journal | | 1965 |
| The will of Robert Forstall of Kilferagh, 1645 | | Article in Journal | | 1993 |
| The Willis family of Wexford | Rafferty, Celestine | Article in Book | | 2005 |
| The Wogan Monument | Cooke-Trench, T. | Article in Journal | | 1902 |
| The women graduates of the Royal University of Ireland, 1884-1900 | Hetherington, Nicholas | Thesis | | 2008 |
| The women in the gallery : women and politics in eighteenth-century Ireland | O'Dowd, Mary | Article in Book | | 2004 |
| The women who won : women of the 27th Dáil | Claffey, Úna | Monograph or Collective Volume | Attic Press | 1993 |
| The work of Edmond Johnson : archaeology and commerce | Washer, Cheryl | Article in Book | | 1992 |
| The works of George Berkeley, Bishop of Cloyne | | Monograph or Collective Volume | | 1948 |
| The works of St. Patrick | Bieler, LudwigPatrick, Saint | Monograph or Collective Volume | Longmans Green|Newman Press | 1953 |
| The world of goods and county Offaly in the eighteenth century | Barnard, T. C. (Toby Christopher) | Article in Book | | 1998 |
| The world of Richard Lahy, an Irish law agent in eighteenth-century London | Bergin, John | Article in Book | | 2012 |
| The worlds of a Galway squire : Robert French of Monivea 1716-1779 | Barnard, T. C. (Toby Christopher) | Article in Book | | 1996 |
| The wreck of the Nellie Fleming | Quain, James T. | Article in Journal | | 1985 |
| The Writings and Speeches of Edmund Burke, 9, pt. 1 : The Revolutionary War, 1794-1797; 9, pt. 2 : Ireland | Burke, Edmund, 1729-1797McDowell, R. B. (Robert Brendan), 1913-2011 | Monograph or Collective Volume | | 1991 |
| The writings of Edmund Curtis | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1943 |
| The writings of John Cornelius O'Callaghan | Carlin, Paul Gerard | Thesis | | 1993 |
| The writings of Theobald Wolfe Tone 1763-98, vol. 1 : Tone's career in Ireland to June 1795 | Tone, Theobald Wolfe, 1763-1798 | Monograph or Collective Volume | Clarendon Press | 1998 |
| The writings of Theobald Wolfe Tone 1763-98. Vol. 2 : America, France and Bantry Bay | Tone, Theobald Wolfe, 1763-1798 | Monograph or Collective Volume | Oxford University Press | 2001 |
| The writings of Theobald Wolfe Tone, 1763-98. Vol. 3, France, the Rhine, Lough Swilly and the death of Tone, January 1797-November 1798 | Tone, Theobald Wolfe, 1763-1798
| Monograph or Collective Volume | Clarendon Press | 2007 |
| The Wyllys of Coleraine, the West Indies and Georgia : an account of a family who emigrated from Coleraine | Mullin, T. H. | Article in Journal | | 1999 |
| The years of Blessed Oliver's primacy | D'Alton, J. F., Canon | Article in Book | | 1937 |
| The years of readjustment, 1945-51 | Lyons, F. S. L. (Francis Stewart Leland) | Article in Book | | 1969 |
| The yeomanry in Ulster, 1796-c.1814 | Blackstock, Alan | Thesis | | 1993 |
| The Young Irelanders. | O'Sullivan, T. F. | Monograph or Collective Volume | The Kerryman | 1945 |
| The younger Pitt. Vol. 2 : The reluctant transition | Ehrman, John | Monograph or Collective Volume | | 1983 |
| The younger Pitt. Vol. 3 : The consuming struggle | Ehrman, John | Monograph or Collective Volume | Constable | 1996 |
| Ther earth moved at Killashee | McCabe, Brian | Article in Journal | | 2013 |
| There is nothing like an election | Dillon, James N. | Article in Book | | 2000 |
| Thesis abstract. 'All in a confused opposition to each other' : politics and war in Connacht, 1641-9 | Duignan, Aoife | Article in Journal | | 2006 |
| Thesis abstract. Farmers agriculture and politics in the Irish Free State area, 1919-36 | Ryan, Raymond | Article in Journal | | 2006 |
| Thinking globally, acting locally : Irish regional newspapers and the internet, 1994–2004 | Kenneally, Ian | Article in Book | | 2018 |
| Third report of the Royal Commission on Historical Manuscripts, with appendix and index. [C. 673] | Royal Commission on Historical Manuscripts | Monograph or Collective Volume | | 1872 |
| Thirty centuries in south-east Antrim : the parish of Coole or Carnmoney | Clarke, H. J. St. J., Rev. | Monograph or Collective Volume | The Quota Press | 1938 |
| Thirty years a'growing : the past, present and the future of Irish broadcasting | Finn, T. Vincent | Article in Journal | | 1993 |
| Thirty years on | Smyth, Peter | Article in Journal | | 1975 |
| Thirty-five years of Irish historiography | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1971 |
| This protean subject : the geography department in Trinity College, Dublin, 1936-86 | Herries Davies, G. L. | Monograph or Collective Volume | Trinity College Dublin, Dept. of Geography | 1986 |
| Tho' changed be your climate, unchanged are your hearts: support for Irish causes in St. John's, Newfoundland, 1840-86 | Lambert, Caroline | Article in Journal | | 2008 |
| Thomas Butler R. M. 1837-1920 | Stead, W. T. | Article in Journal | | 1980 |
| Thomas Carr in Ireland | Boland, T. P. | Article in Journal | | 1991 |
| Thomas Colin McGinley (1830-1887) | Mac Cuinneagáin, Éanna | Article in Book | | 2000 |
| Thomas Coneys : first professor of Irish in T.C.D | Jennings, Catherine | Article in Journal | | 1995 |
| Thomas D'Arcy McGee : the prophet of Canadian nationality | Harvey, Daniel Cobb | Monograph or Collective Volume | [s.n.] | 1923 |
| Thomas Davis and the Irish nation | Moody, T. W. (Theodore William), 1907-1984 | Article in Journal | | 1966 |
| Thomas Davis, 1814-45. A centenary address delivered in Trinity College, Dublin, on 12 June 1945, at a public meeting of the College Historical Society | Moody, T. W. (Theodore William), 1907-1984 | Monograph or Collective Volume | Hodges Figgis | 1945 |
| Thomas Davis, 1815-1845 | Dillon, T. | Article in Journal | | 1945 |
| Thomas Dermody, 1775-1802 : another letter | Mabbott, T. O. | Article in Journal | | 1939 |
| Thomas Francis Meagher : reluctant revolutionary | Hearne, John M. | Article in Book | | 2006 |
| Thomas Francis Meagher : the making of an Irish American | Cornish, Rory T.Hearne, John M. | Monograph or Collective Volume | Irish Academic Press | 2006 |
| Thomas Francis Meagher : the making of an Irish-American | | Monograph or Collective Volume | Irish Academic Press | 2005 |
| Thomas Francis Meagher in love and war : a narrative history | Smith, David | Article in Book | | 2006 |
| Thomas Greer of Dungannon (1724-1803), quaker linen merchant | McConaghy, John Willdridge | Thesis | | 1979 |
| Thomas Gubby 'alias' Hughes : informant on the burning of Wildgoose Lodge | Ó Muirí, Réamonn | Article in Journal | | 1993 |
| Thomas Kenneth Whitaker : a biographical note | Ó Muircheartaigh, Fionán | Article in Book | | 1997 |
| Thomas le Botiller, prior of Kilmainham, 1403-1419 | Butler, T. Blake | Article in Journal | | 1944 |
| Thomas Prior, Sir John Rawdon, third baronet, and the mentality and ideology of 'improvement' : a question of upbringing | Hayton, D. W. (David William) | Article in Book | | 2012 |
| Thomas Smith : Presbyterian bookman | Street, T. Watson | Article in Journal | | 1959 |
| Thomas St. George MacCarthy (1862-1943. R.I.C. District Inspector (1882-1912), co-founder of the Gaelic Athletic Association | Herlihy, Jim | Article in Journal | | 2010 |
| Thomas Walter Freeman and the geography of Ireland : a tribute | Herries Davies, Gordon L. | Article in Journal | | 1973 |
| Those magnificent men in their flying machines - at Leopardstown | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1981 |
| Three castles | Lyng, T. | Article in Journal | | 1964 |
| Three decades of College life, 1973-99 : the old order changeth? | Sugrue, Ciaran | Article in Book | | 2006 |
| Three medieval buildings in the Port of Ardglass, Co. Down | McNeill, T. E. | Article in Journal | | 2005 |
| Three medieval poems from Kilkenny | Seymour, St. John D. | Article in Journal | | 1932 |
| Three names - one history : City of Waterford Brass, St. Patrick's Brass Band, Thomas Francis Meagher Brass and Reed Band | Mernin, John | Monograph or Collective Volume | John Mernin | 2018 |
| Three officers of the Royal Tyrone Fusiliers | Williams, J. R. | Article in Journal | | 1997 |
| Through Kerry, Cork and Limerick with Rinuccini | Walsh, T. J. (Thomas Joseph) | Article in Journal | | 1963 |
| Through Kerry, Cork and Limerick with Rinuccini (from The Capuchin Annual, 1964} | Walsh, T. J. | Article in Journal | | 2025 |
| Through streets broad and narrow : Dublin's trams | Corcoran, Michael | Monograph or Collective Volume | Dublin City Public Libraries | 2008 |
| Through the locks | Kilally, CaitrionaO'Reilly, Joe | Monograph or Collective Volume | St. Mary's Secondary School|Oaklands Community College | 2001(?) |
| Through time and space : John Gerrard's image objects | Murphy, Patrick T. | Article in Journal | | 2006 |
| Thurot at Carrickfergus | Armstrong, T. | Article in Journal | | 1938 |
| Tighearnach Chluain Eois | Ó Mórdha, Séamus | Article in Book | | 1940 |
| Tinne in áitainmneacha | | Article in Journal | | 1958 |
| Tipperary : History and Society | | Monograph or Collective Volume | Geography Publications | 1985 |
| Tipperary representation at Westminister, 1801-1918 | Comerford, R.V. (Richard Vincent) | Article in Book | | 1985 |
| TK Whitaker : His Life and Times | Greene, Ted | Monograph or Collective Volume | Ted Greene | 2019 |
| To be, or not to be, a Celt. Does it really matter? | Collis, John | Article in Book | | 2009 |
| To choose one Easter from three: Oswiu's decision and the Northumbrian Synod of AD 664 | Dailey, E.T. | Article in Journal | | 2015 |
| To every rural school a garden plot... | Forrest, MaryIngram, Valerie | Article in Journal | | 2005 |
| To my holy mountain | Keaney, Marian | Article in Journal | | 1989 |
| To raise up a new Northern Ireland | Trimble, William David | Monograph or Collective Volume | Belfast Press | 2001 |
| To school in the city : St. Catherine's National School, Donore Avenue, Dublin : a local history | Power, Irene Wilson | Monograph or Collective Volume | The author | 1997 |
| To the Congo on a wing and a prayer | Buckley, Mortimer | Article in Book | | 2005 |
| To the ends of the earth : Scotland's global diaspora, 1750-2010 | Devine, T. M. | Monograph or Collective Volume | Allen Lane | 2011 |
| To the Northern Counties station : Lord Randolph Churchill and the prelude to the Orange Card | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 1980 |
| Toasters and boasters : John D. Crimmins's "St. Patrick's Day" (1902) | Quinn, E. M. | Article in Journal | | 2004 |
| Tobacco growing in Ireland, 1504-1929. With a foreword by Rev. T.A. Finlay | Everard, S. P. | Monograph or Collective Volume | | 1934 |
| Tobar a'dhroo, or the hermit's well, Clonetubrid | Waldron, T. | Article in Journal | | 1959 |
| Tochmarc Étaíne : a literal interpretation | Charles-Edwards, T. M. (Thomas Mowbray) | Article in Book | | 2002 |
| Toghers or causeways : some evidence from archaeological, literary, historical and place-name sources | Lucas, A. T. | Article in Journal | | 1985 |
| Tom Clarke : the true leader of the Easter Rising | Foy, Michael T. | Monograph or Collective Volume | History Press Ireland | 2014 |
| Tomás Ó Dúnlaing and Seán Ó Braonáin | O'Rahilly, T. F. | Article in Journal | | 1950 |
| Tombstones in St. Mary's graveyard, Green street, Callan | Anonymous | Article in Book | | 2007 |
| Tombstones inside St. Marys Church, Green Street, Callan | Anonymous | Article in Book | | 2007 |
| Tooloobaun Castle | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1915 |
| Topographia Hibernica. | Dimock, J. F.Gerald, of Wales, c.1146-1220x23 | Article in Book | | 1867 |
| Topothesia, aistí in onóir T.S. Ó Máille | | Monograph or Collective Volume | RTCOG | 1982 |
| Torgolvja Irlandii v XVI-nacale XVII v | Osipova, T. S. | Article in Journal | | 1983 |
| Torgovlia Irlandii v xvi-nachale xvii v | Osipova, T. S. | Article in Journal | | 1983 |
| Toryism in post-plantation Ireland | McNally, Patrick | Thesis | | 1993 |
| Totius christianitatis caput. The Pope and the Princes | Duggan, Anne J. | Article in Book | | 2003 |
| Tourists of the past. Part 1 : England; Part 2 : Wales, Ireland and Scotland | Mayne, L. B. | Article in Journal | | 1956 |
| Towards 2000: a history of St. Mark's Church Armagh, 1811-2000 | Halligan, Marjorie | Monograph or Collective Volume | [The author] | 2002 |
| Towm and mitre: relations between the episcopal borough of Old Leighlin and its bishops 1635-1688 | McGrath, Bríd | Article in Journal | | 2022 |
| Town and baile in Irish place-names | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Book | | 1970 |
| Town life in medieval Ireland | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1901 |
| Townland descriptions : Ordnance Survey Name Books | Anonymous | Article in Book | | 2006 |
| Townland survey of county Louth | Keenan, T. M. | Article in Journal | | 1947 |
| TPO : a history of the Travelling Post Offices of Great Britain, 1 : England, the specials and associated T.P.O.s; 2 : England, south of the Midland TPO; 3 : Scotland and Ireland | Wilson, H. S. | Monograph or Collective Volume | | 1975 |
| Tra il dire e il fare. l’innovazione educativo-pedagogica dell’opera di Maria Edgeworth (Between saying and doing. the educational-pedagogical innovation of Maria Edgeworth's work | Leproni, Raffaella | Article in Journal | | 2015 |
| Tracing the footprint of our ancestors | Dowling, GerWilson, Jacqueline Cahill | Article in Journal | | 2014 |
| Tracing your Irish family history on the internet. A guide for family historians | Paton, Chris | Monograph or Collective Volume | Pen & Sword Books | 2019 |
| Tracking the course of the savage tongue : place-names and linguistic diffusions in early Britain | Parsons, David N. | Article in Book | | 2010 |
| Trade and Society in Waterford City, 1800-1840 | Cowman, Des | Article in Book | | 1992 |
| Trade boards in Northern Ireland, 1909-1945 | Browne, Brendan Mark | Thesis | | 1989 |
| Trade in the Dark Age West : a peripheral activity? | Campbell, Ewan | Article in Book | | 1996 |
| Trade problems in the Viking age : some reflections on insular metalwork found in Norwegian graves of the Viking age | Blindheim, Charlotte | Article in Book | | 1978 |
| Trade tokens of the County of Galway in the seventeenth century : with introductory note | Costello, T. B. | Article in Journal | | 1911 |
| Trade unionism and socialism in Northern Ireland : 1939-1953 | Cradden, Terry | Thesis | | |
| Trade unionism in Belfast, 1881-90 | Bleakley, D. | Thesis | | 1955 |
| Trade, gifts, and cultural exchange in dark-age western Scotland | Lane, A. | Article in Book | | 1994 |
| Translating Irelands : the English language in the Irish context | Dolan, T. P. (Terence Patrick) | Article in Book | | 2003 |
| Transport in Dublin : recent trends and future prospects | Killen, James | Article in Book | | 1991 |
| Transportation from Ireland to Sydney, 1791-1816 | Kiernan, T. J. | Monograph or Collective Volume | | 1954 |
| Travelers from Ireland, the Mediterranean and the roles of print | Barnard, T. C. (Toby Christopher) | Article in Book | | 2012 |
| Travellers in Co. Clare, 1459-1843 | Ó Cillín, Seán P. | Monograph or Collective Volume | Dept. of Geography | 1977 |
| Treasures of Ireland : Irish pagan and early Christian art | Lucas, A. T. | Monograph or Collective Volume | Gill & Macmillan | 1973 |
| Trends in poverty | Layte, RichardNolan, BrianWhelan, Christopher T. | Article in Book | | 2000 |
| Trials and tribulations | Cantwell, Ian T. | Article in Journal | | 1992 |
| Tribes of the Silmurray, under O'Conor | Knox, H. T. (Hubert Thomas) | Article in Journal | | 1905 |
| Tribute to the late Tommy Cassidy | Kelly, Seán T. | Article in Journal | | 2017 |
| Trim Castle, Co. Meath : the first three generations | McNeill, T. E. | Article in Journal | | 1991 |
| Trinity at Charles II's restoration in 1660 : a loyal address | Barnard, T. C. (Toby Christopher) | Article in Journal | | 1969 |
| Trinity incunable TT.c.11 : a home Virgil from the first age of printing | Conrad-O'Briain, Helen | Article in Journal | | 2008 |
| Trinity mysteries: university, elite schooling and sport in Ireland | Finn, Gerry, P.T. | Article in Journal | | 2010 |
| Trouble at the White House : Anglo-Irish relations and the cult of St. Martin | Mullins, Juliet | Article in Book | | 2009 |
| Trouble on the Bilboa Estate | Ryan, Mary T. | Article in Journal | | 2003 |
| Truly days of hope and anger : the Northern Ireland civil rights movement as a case study in the development, outcome and legacies of social movements | Bosi, Lorenzo | Thesis | | |
| Tuam raths and souterrains | Costello, T. B. | Article in Journal | | 1902 |
| Tuam raths and souterrains | Costello, T. B. | Article in Journal | | 1903 |
| Tuarscáil ar teanga : Language Report. Irish language cultural communities | Blake, James J. | Article in Journal | | 1995 |
| Tubbridbritain and Muircheartach Mac Neill | Waldron, T. | Article in Journal | | 1959 |
| Tudor government | Morris, T. A. | Monograph or Collective Volume | Routledge | 1999 |
| Tullamore and its environs | Freeman, T. W. | Article in Journal | | 1948 |
| Turas Mhíchíl Uí Iceadha chun na Róimhe (cuid a haon) | Briody, Mícheál | Article in Journal | | 2015 |
| Twenty-five years in the secret service : the recollections of a spy | Beach, Thomas Billis, 1841-1894 | Monograph or Collective Volume | | 1892 |
| Twice built : The construction of St. Patrick's church, Monkstown, 1861-1866 | Conlon, Tom | Monograph or Collective Volume | Genealogical Society of Ireland | 2016 |
| Two 18th century Wexford newspapers | Cantwell, Ian T. | Article in Journal | | 1986 |
| Two centenaries : St. Vergil of Saltzburg (784) and St. Methodius (885) | Richter, Michael, 1943-2011 | Article in Journal | | 1985 |
| Two charters of Prince John, lord of Ireland | Brooks, E. St. J. | Article in Journal | | 1955 |
| Two hundred years of Shandon bells : a short account of the church and bells of St Ann, Shandon, Cork | Tuckey, J. W. T. | Monograph or Collective Volume | [St Ann, Shandon] | 1952 |
| Two inventories from the Caulfield papers | O'Leary, D. | Article in Journal | | 1947 |
| Two Irish jokes|The Irish names in Suadbar's letter (Appendix) | Howlett, DavidIreland, Colin (Appendix) | Article in Book | | 2015 |
| Two Kerry baronies in the sixteenth century | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1929 |
| Two minutes from Sloane Square : a brief history of the Conference of Missionary Societies in Great Britain and Ireland, 1912-1977 | Hardyman, J. T.Orchard, R. K. | Monograph or Collective Volume | | 1977 |
| Two more Aylmers, both named Michael | Aylmer, Richard John | Article in Book | | 1998 |
| Two recent finds in Co. Armagh | Paterson, T. G. F. | Article in Journal | | 1944 |
| Two sporting squires : St Leger and Wrixon-Becher | Crowley, SeamusO'Regan, Brendan | Article in Journal | | 2000 |
| Two unpublished Irish coins | Carlyon-Britton, Raymond | Article in Journal | | 1951 |
| Typographical antiquities : being an historical account of printing in England ... 1471-1600 ... Scotland and Ireland to the same time | Ames, Joseph | Monograph or Collective Volume | | 1749 |
| Typographical antiquities : being an historical account of printing in England ... 1471-1600 ... Scotland and Ireland to the same time | Ames, Joseph | Monograph or Collective Volume | | 1749 |
| Tyrone House | Mark, Gordon St. George | Article in Journal | | 1976 |
| Tyrone house and the St. George family : the story of an Anglo-Irish family | O'Byrne, Robert | Monograph or Collective Volume | Robert O'Byrne / Xlibris | 2017 |
| U.S.-Canadian frictions along the Great Lakes-St. Lawrence border | Barry, James | Article in Journal | | 1989 |
| U.S.-Irish relations, 1939-45 | Carroll, Joseph T. | Article in Journal | | 1993 |
| Ubhall in Áitainmneacha | Ó Máille, T.S. | Article in Journal | | 1955 |
| Ui Bruicc, rig na nDessi | Pender, Séamus | Article in Book | | 1940 |
| Uí Mac Caille, A.D. 1177 to 1700 : manors, seneschals and outstanding events in its history | Collins, John T. | Article in Journal | | 1945 |
| Uí Maine in the annals and genealogies to 1225. [Pt.1] | Kelleher, J. V. | Article in Journal | | 1971 |
| Ulcombe, Ireland and the St. Legers | Stone, R. C. | Article in Journal | | 1976 |
| Ulidia: proceedings of the First International Conference on the Ulster cycle of tales, Belfast and Emain Macha, 8-12 April 1994 | | Monograph or Collective Volume | December Publications | 1994 |
| Ulster 'will not fight' : T. P. O'Connor and the third Home Rule bill crisis, 1912-14 | Doherty, Erica S. | Article in Book | | 2014 |
| Ulster and home rule for Ireland to 1914 | O'Donovan, T. | Article in Journal | | 1982 |
| Ulster counties in the age of emancipation and reform | Kingon, Suzanne T. | Article in Book | | 2007 |
| Ulster during the war and after | Kennedy, David | Article in Book | | 1969 |
| Ulster economy and society in the 18th century | Crawford, William Henry | Thesis | | 1983 |
| Ulster immigrants and the settlement of Tennessee | Durnham, Walter T. | Article in Journal | | 2006 |
| Ulster immigrants and the settlement of Tennessee | Durham, Walter T. | Article in Journal | | 2006 |
| Ulster landowners and the linen industry | Crawford, W. H. (William Henry) | Article in Book | | 1971 |
| Ulster mottes : a checklist | McNeill, T. E. | Article in Journal | | 1975 |
| Ulster mottes : a checklist | McNeil, T. E. | Article in Journal | | 1975 |
| Ulster Museum, Belfast. Part 2 : Hiberno-Norse coins | Seaby, W. A. | Monograph or Collective Volume | | 1984 |
| Ulster Office records | Sadleir, T. U. | Article in Journal | | 1934 |
| Ulster Office, 1552-1800 | McCarthy, Terence Francis | Thesis | | 1983 |
| Ulster opposition to Catholic emancipation, 1828-9 | Kingon, Suzanne T. | Article in Journal | | 2004 |
| Ulster Plantation papers, 1608-1613 | | Article in Journal | | 1938 |
| Ulster Presbyterian belief and practice, 1770-1840 | Holmes, Andrew Robert | Thesis | | 2002 |
| Ulster Presbyterians and the development of a 'Scotch-Irish' identity | Gilmore, Peter | Article in Book | | 2024 |
| Ulster since 1800 : a political and economic survey | | Monograph or Collective Volume | | 1954 |
| Ulster since 1800, second series : a social survey | | Monograph or Collective Volume | British Broadcasting Corporation | 1957 |
| Ulster Unionism and the development of the Ulster Volunteer Force before the First World War | Foy, Michael T. | Article in Book | | 1994 |
| Ulster Unionist propaganda against Home Rule 1912-14 | Foy, Michael T. | Article in Journal | | 1996 |
| Ulster will fight. Volume 1: Home Rule and the Ulster Volunteer Force 1886-1922 | Orr, David R.Truesdale, David | Monograph or Collective Volume | Helion & Company | 2016 |
| Ulster's historic city Derry, Londonderry | Mullin, T. H. | Monograph or Collective Volume | Coleraine Bookshop | 1986 |
| Ulster, 1460-1550 | Quinn, D. B. (David Beers) | Monograph or Collective Volume | | 1935 |
| Ulsterville Presbyterian church Belfast : a history | Carson, C. T. E. | Monograph or Collective Volume | Ulsterville Presbyterian Church | 1992 |
| Unapologetic protagonist. | Lyons, Ingrid | Article in Journal | | 2019 |
| Undaunted spirit : the life and times of Joseph T. Reilly | Quinlan, Lucille M. | Monograph or Collective Volume | Polding Press | 1980 |
| Under two flags - the military career of Capt. Patrick F. Clooney, Ballybrickenman | McCarthy, Patrick | Article in Journal | | 2000 |
| Understanding contemporary Ireland : state, class and development in the Republic of Ireland | Breen, RichardHannan, DamianRottman, David B.Whelan, Christopher T. | Monograph or Collective Volume | Gill & Macmillan | 1990 |
| Une strategie de l'IRA : la lutte en prison (1971-1981) | Granger, T. | Article in Journal | | 2001 |
| Unending worship : a history of Saint Iberius Church, Wexford | Kloss, NaomiRuddock, Norman, Rev. | Monograph or Collective Volume | Impression Print (printer) | 1997 |
| Union and display in nineteenth-century Ireland | Cullen, Fintan | Article in Book | | 2004 |
| Unionism and the new century: the structure, organisation and mechanics of the Unionist Party in Britain and Ulster, 1900-1922 | Burnett, David Andrew | Thesis | | 1995 |
| Unionist culture and literature, 1920-72 | McIntosh, Gillian V. | Thesis | | 1996 |
| Unionist intellectuals and the politics of Northern Ireland | English, Richard, 1963- | Article in Book | | 2004 |
| Unionist/Nationalist election campaigns in south County Dublin (1883-1923) | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1983 |
| University representation; foreword by A.P. Herbert. Complete biographical index of university members by I. Grimble | Humberstone, T. L. | Monograph or Collective Volume | | 1951 |
| Unpublished charters relating to Ireland, 1177-82, from the archives of the city of Exeter | | Article in Journal | | 1936 |
| Unpublished Cork inquisitions in the Royal Irish Academy | Collins, John T. | Article in Journal | | 1960 |
| Unpublished Geraldine documents. 4 pts. | Graves, JamesHayman, Samuel | Monograph or Collective Volume | | 1870 |
| Unpublished letters of Thomas Francis Meagher to Sir Henry Singer Keating | Meagher, T. F. | Article in Journal | | 1938 |
| Unrespectable radicals? popular politics in the age of reform | | Monograph or Collective Volume | Ashgate | 2008 |
| Up in his Hat! James Joyce, John Francis Byrne and their contemporaries: the Wicklow connections | Hannigan, Ken | Article in Journal | | 2020 |
| Urban elites, civil society and governance in early nineteenth-century Belfast | Allen, Claire | Thesis | | 2010 |
| Urban Minorities and Majorities : Catholics and Protestants in Towns c.1659-1850 | O'Flanagan, P. | Article in Book | | 1988 |
| Urban patronage and estate management of the duke of Devonshire's Irish estates, 1764-1891: a study in landlord-tenant relationships | Proudfoot, Lindsay | Thesis | | 1989 |
| Urlár in áitainmneacha | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1956 |
| Urney Church | O'Connell, Mary | Article in Journal | | 2000 |
| Vagabonds and sturdy beggars : poverty, pigs and pestilence in medieval Dublin | Moylan, T. K. | Article in Book | | 1990 |
| Vagabonds and sturdy beggars, 1 : Poverty, pigs and pestilence in medieval Dublin | Moylan, T. K. | Article in Journal | | 1938 |
| Valuation and report. Toratanvally estate, Achill, Co. Mayo, Ireland. The property of John Goodacre Esqre. Decr., 1872 | Goodacre, John | Article in Journal | | 1993 |
| Varia ii - 2, Ó Gnímh's alleged visit to London ; 25, Lost legends of Mis and Dubh Ruis | O'Rahilly, T. F. | Article in Journal | | 1950 |
| Varia III: Litir ó T. O'Neill Lane | Mac an tSionnaigh, Seaghan | Article in Journal | | 2016 |
| Variations on an old theme : panelled zoomorphic ornament on Pictish sculpture at Nigg, Easter Ross, and St. Andrew's Fife, and in the Book of Kells | Henderson, Isabel | Article in Book | | 1997 |
| Vegetation changes and woodland management associated with a prehistoric to medieval burnt mound complex at Ballygawley, Northern Ireland | Bailey, L.Bamforth, M.Gray, L.Mighall, T.Taylor, M.Timpany, S.Wheeler, J. | Article in Journal | | 2018 |
| Venta, gwenta, finn, guen | Ó Máille, T. S. (Tomás S.), 1904- | Article in Journal | | 1988 |
| Vernacular poets in Bede and Muirchú : a comparative study of early insular cultural histories | Ireland, Colin A. | Article in Journal | | 2016 |
| Victorian doctor, being the life of Sir William Wilde | Wilson, T. G. | Monograph or Collective Volume | Methuen | 1946 |
| Vienna a hundred years ago | Wilson, T. G. | Article in Journal | | 1942 |
| Views of the past in Irish vernacular literature, 1650-1850 | Morley, Vincent | Article in Journal | | 2006 |
| Viking antiquities in Great Britain and Ireland, pts. 1-5. 5 vols. | | Monograph or Collective Volume | H. Aschehoug | 1940 |
| Viking pirates and Christian princes : dynasty, religion, and empire in the North Atlantic | Hudson, Benjamin T. | Monograph or Collective Volume | Oxford University Press | 2005 |
| Viking raids on Irish church settlements in the ninth century : a reconsideration of the annals | Etchingham, Colmán | Monograph or Collective Volume | St. Patrick's College, Department of Old and Middle Irish | 1996 |
| Viking-age decorated wood : a study of its ornament and style | Lang, J. T. | Monograph or Collective Volume | Royal Irish Academy | 1988 |
| Village and town in mid-nineteenth-century Ireland | Hughes, T. Jones (Thomas Jones) 1922-2011 | Article in Journal | | 1981 |
| Village and town in mid-nineteenth-century Ireland | Jones, T. | Article in Journal | | 1981 |
| Vindication and Justice for Michael Mallin | McCartney, William T. | Monograph or Collective Volume | Pennyburn Highmoor Publishing | 2023 |
| Vir Apostolicus : St. Peter and the claim of apostolicity in early medieval Ireland | Picard, Jean-Michel | Article in Book | | 2015 |
| Virgil of St. Peter's at Salzburg | Wolfram, H. | Article in Book | | 1987 |
| Virgil von Salzburg, Missionar und Gelehrter : Beiträge des internationalen Symposiums vom 21.-24. September 1984 in der Salzburger Residenz | | Monograph or Collective Volume | Saltzburger Landesregierung | 1985 |
| Visual arts and society, 1850-1900 | Barrett, CyrilSheehy, Jeanne | Article in Book | | 1996 |
| Visual arts and society, 1900-21 | Barrett, CyrilSheehy, Jeanne | Article in Book | | 1996 |
| Visualising the Transfers of Abusers in the 2009 Ryan Report | Keane, Mark T.Leavy, SusanPine, Emilie | Article in Book | | 2022 |
| Voices of de Valera | Murray, Patrick | Thesis | | 1995 |
| Voluntary societies in Victorian and Edwardian Belfast | Jordan, Alison | Thesis | | 1989 |
| Voyage au purgatoire de St. Patrice : Visions de Tindal et de St Paul : textes languedociens du quinzième siècle | Jeanroy, AlfredRaymond de PerelhosVignaux, Alphonse | Monograph or Collective Volume | | 1903 |
| W. B. Yeats and T. Sturge Moore : their correspondence, 1901-1937 | Moore, T. SturgeYeats, W. B. (William Butler), 1865-1939 | Monograph or Collective Volume | Routledge & Kegan Paul | 1953 |
| W. T. Cosgrave 1880-1965 : founder of modern Ireland | Jordan, Anthony J. | Monograph or Collective Volume | Westport Books | 2006 |
| W. T. Cosgrave, 1922-32 | Meehan, Ciara | Article in Book | NA | 2025 |
| W.T. Cosgrave the Carlow connection | O'Donovan, John | Article in Journal | | 2019 |
| W.T.Cosgrave takes office and introduces the Constitution | Connell, Joseph E.A. Jr | Article in Journal | | 2022 |
| Walking the line : scenes from an army childhood | Brophy, Kevin T. | Monograph or Collective Volume | Mainstream | 1994 |
| Walsh's Irish regiment of marine artillery, French army | Murray, T. H. | Article in Journal | | 1907 |
| Wars among Savages : Homicide and Ethnicity in the Victorian United Kingdom | Conley, Carolyn A. | Article in Journal | | 2005 |
| Was Berkeley a precursor of Wittgenstein? | Flew, Antony, 1923- | Article in Book | | 1974 |
| Was Ireland ever invaded by the Romans? | Watkin, W. T. | Article in Journal | | 1887 |
| Was St. Patrick Irish? | Marsh-Edwards, J. C. | Article in Journal | | 1969 |
| Washing and bathing in ancient Ireland | Lucas, A. T. | Article in Journal | | 1965 |
| Water for the fish : terrorism and public opinion | Boyce, David George, 1942- | Article in Book | | 1984 |
| Waterford people : a biographical dictionary | Fewer, T. N. | Monograph or Collective Volume | Ballylough Books | 1998 |
| Watsons' Nurseries | Ruddock, Thomas | Monograph or Collective Volume | Foxrock Local History Club | 1993 |
| Wattle and straw mat doors in Ireland | Lucas, A. T. | Article in Journal | | 1956 |
| Wearing the green : a history of nationalist demonstrations among the diaspora in Scotland | Bradley, Joseph M. | Article in Book | | 2000 |
| Wee Andy Clarke, the shop owner of Scotch St. Downpatrick | Malone, Eric | Article in Journal | | 2002 |
| Welsh names in Ireland | Price, Roger T. | Article in Book | | 1998 |
| Welsh surnames in Ireland | Price, Roger T. | Article in Book | | 1999 |
| West Cork and the Military Service Pensions Collection | Morrison, Eve | Article in Journal | | 2017 |
| West Cork's Land War - as fiction portrayed it | Lane, Pádraig G. | Article in Journal | | 2022 |
| Western Celts? A genetic impression of Britain in Atlantic Europe | Royrvik, Ellen C. | Article in Book | | 2010 |
| Westmeath news from Buenos Aires as reported in 'The Standard and River Plate News' | Walsh, Edward | Article in Journal | | 2017 |
| Westmeath News: Gleanings from 'The Standard & River Plate News' Buenos Aires, 1870-76 | Walsh, Edward
| Article in Journal | | 2022 |
| Wexford town : Oyster lane | Wallace, Patrick F. | Article in Book | | 1974 |
| What a Home Rule Bill will do : a simple explanation of the Home Rule Bill of 1912 | Samuel, Herbert Louis, 1st viscount Samuel | Monograph or Collective Volume | Home Rule Council | 1912 |
| What a performance! : street entertainment in medieval and Renaissance Dublin | Fletcher, Alan J. | Monograph or Collective Volume | Dublin City Public Libraries | 2003 |
| What catholic emancipation meant | Butler, W. F. T. (William Francis Thomas), 1869-1930 | Article in Journal | | 1929 |
| What did Irish people read in the eighteenth century? | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2017 |
| What parish are you from? : a Chicago Irish community and race relations | McMahon, Eileen M. | Monograph or Collective Volume | University Press of Kentucky | 1995 |
| What the Doctor ordered : an encyclopedia of Wexford Festival Opera since 1951 | | Monograph or Collective Volume | Nonsuch | 2008 |
| What was an 'English school'? | Ó Raifeartaigh, T. | Article in Journal | | 1950 |
| When Cork city declared war : with notes on some McCarthys of west Cork | Collins, J. T. | Article in Journal | | 1947 |
| When Hitler stopped St. Kevin's bus service | Scannell, James | Article in Journal | | 1991 |
| When is a market house not a market house? the site of St. Matthew's Church, Richhill reassessed | Weatherup, D. R. M. | Article in Journal | | 2004 |
| When Ulster stood alone | Lloyd, Ernest T. | Monograph or Collective Volume | [s.n.] | 1914 |
| When Williamsburg and Greenpoint were Irish | Ridge, John T. | Article in Journal | | 1996 |
| Where Sarsfield died | Fewer, T. N. | Article in Journal | | 1986 |
| Where should we place the boundary between the medieval and post-medieval periods in Ireland? | McNeill, T. E. | Article in Book | | 2007 |
| Where the Twain meet. An account of Samuel Langhorne Clemens's Ulster connection | McBride, Doreen | Article in Journal | | 2006 |
| Whisht... Irish Traveller Folktales and Songs. The Cassidys 1967 | MacWeeney, Alen | Monograph or Collective Volume | Pavee Point | 2004 |
| Whiteness and the contemporary Irish-American family saga | Moynihan, Sinéad | Article in Book | | 2024 |
| Whither Irish surgery? | O'Connell, T. C. J. | Article in Journal | | 1940 |
| Who was Coroticus? | Tolstoy, Nikolai | Article in Journal | | 1962 |
| Who was Ninian? | Wade-Evans, A. W. | Article in Journal | | 1951 |
| Who were the Devat brothers? | M., G.McM., T. | Article in Journal | | 2011 |
| Why Cors Fochno? | Gruffydd, R. Geraint | Article in Journal | | 1996 |
| Why did Pope John Paul II visit Ireland? The 1979 papal visit in context | Ó Corráin, Daithí | Article in Journal | | 2021 |
| Why did Unionists discriminate? | Mulholland, Marc | Article in Book | | 2004 |
| Why Ireland is not free : a study of twenty years in politics | Healy, T. M. | Monograph or Collective Volume | | 1898 |
| Why read between the lines? : Derricke, paratext, and poetic reception | Iammarino, Denna J. | Article in Book | | 2021 |
| Willelmi Malmesbiriensis monachi de gestis regum Anglorum libri quinque. Historiae novellae libri tres. 2 vols. | NA | Monograph or Collective Volume | NA | 1887 |
| William Alfred Green FRSAI : the man and his photographs | Anderson, T. K. | Article in Journal | | 1991 |
| William Bourke Cockran | Manton, Martin T. | Article in Journal | | 1924 |
| William Burges (1827-1881) and the building of St. FinBarre's cathedral | Beckett, J. C. | Monograph or Collective Volume | [Friends of St FinBarre's Cathedral] | 1983 |
| William Connor Magee, the Church of England and the Church of Ireland | Megahey, Alan | Article in Book | | 2006 |
| William Drennan in Irish politics | Hill, C.P. | Thesis | | 1967 |
| William Gorm de Lacy : 'chiefest champion in these parts of Europe' | Veach, Colin T.Verstraten Veach, Freya | Article in Book | | 2013 |
| William Higgins, chemist, 1763-1825 | Wheeler, T. S. | Article in Journal | | 1954 |
| William Molyneux of Dublin : a life of the seventeenth-century political writer and scientist. Edited by P.H. Kelly | Simms, J. G. (John Gerald) | Monograph or Collective Volume | | 1982 |
| William O'Brien and the All for Ireland League | Schilling, F.K. | Thesis | | 1956 |
| William O'Brien and the Land War in Ireland 1877-1903 | Warwick-Haller, Sally | Thesis | | |
| William O'Sullivan : four appreciations | Barnard, T. C. (Toby Christopher)Hickey, ElizabethSimms, KatharineÓ Cróinín, Dáibhí | Article in Book | | 1998 |
| William of Malmesbury's 'Life of St. Patrick' | Slover, C. H. | Article in Journal | | 1927 |
| William of Windsor in Ireland | Harbison, Helen M.S. | Thesis | | 1977 |
| William Percy French's associations with Cavan | Smyth, T. S. | Article in Journal | | 1981 |
| William Petty and the 'double bottom' | Flood, D. T. | Article in Journal | | 1977 |
| William Robert McDermott. Dispensary doctor, Poyntzpass district 1867-1918 | Watters, Frank | Article in Journal | | 1987 |
| William Rowan Hamilton, 1805-65 | Spearman, T. D. | Article in Book | | 2000 |
| William Sampson, United Irishman (1764-1836) | Brooks, E. St. J. | Article in Journal | | 1943 |
| William Sharman Crawford : a political biography | Kennedy, Brian A. | Thesis | | 1953 |
| William Sprott (1840-1918). Linen manufacturer of Dromore and Belfast. Ancestors, business activities, family, life and descendants | Meyer, G. Rex | Article in Journal | | 2009 |
| William T. Cosgrave and the foundation of the Irish Free State, 1922-25 : an analysis of the rise to power of William T. Cosgrave and his leadership in creating a structure of government in the Irish Free State | Reynolds, Brian A. | Monograph or Collective Volume | [Kilkenny People Printing] | 1998 |
| William the conqueror and Ireland | Hudson, Benjamin T. | Article in Journal | | 1994 |
| William Thompson, 1775-1833 : pioneer socialist. | Pankhurst, Richard | Monograph or Collective Volume | | 1991 |
| Window on a Catholic parish : St. Mary's, Granard, Co. Longford, 1933-68 | Kelly, Francis | Monograph or Collective Volume | Irish Academic Press | 1996 |
| Windows on the past. Commemorative medals in the Down County Museum collection | Heslip, Robert | Article in Journal | | 2008 |
| Winds of change, scents of betrayal: press, political development and public opinion in Northern Ireland, 1963-7 | Scott, Alan Michael | Thesis | | 2001 |
| Winston S. Churchill. Companion to vol. 1, pt. 1 : 1874-1896; pt. 2 : 1896-1900. 2 pts. | Churchill, Randolph Frederick Edward Spencer, 1911-1968 | Monograph or Collective Volume | | 1967 |
| Winston S. Churchill. Companion to vol. 2, pt. 1 : 1901-1907; pt. 2 : 1907-1911; pt. 3 : 1911-1914. 3 pts. | Churchill, Randolph Frederick Edward Spencer, 1911-1968 | Monograph or Collective Volume | | 1969 |
| Wit and whimsey | O'Sullivan, Niamh | Article in Journal | | 2019 |
| Witness in the city: a history of St. Thomas' Parish Church, Belfast | Douglas, Carol,Douglas, Colin,Douglas, Mervyn | Monograph or Collective Volume | [St. Thomas' Parish Church] | 2002 |
| Wolfe Tone letter, 1795 | St. Mark, J. J. | Article in Journal | | 1971 |
| Wolfe Tone's diplomacy in America : August-December, 1795 | St. Mark, J. J. | Article in Journal | | 1972 |
| Women - Irish style | Mac Curtain, Margaret | Article in Book | | 2019 |
| Women activists and women's associations in Ireland, 1945-68 | Shepard, Christopher | Thesis | | 2008 |
| Women and crime in Belfast, 1900-14 | Boyle, Michael Damien | Thesis | | 1997 |
| Women and the troubles, 1969-1980 | Buckley, SuzannLonergan, Pamela | Article in Book | | 1984 |
| Women at work in Ulster, 1845-1911 | Neill, Margaret | Thesis | | 1996 |
| Women of Eccles Street | Mac Curtain, Margaret | Article in Book | | 2019 |
| Women of the big house families of Ireland and marriage, 1860-1920 | Watt, Neil | Thesis | | |
| Women workers in Dublin during the first world war | Toye, Liza Marie | Thesis | | 1989 |
| Women writers of the Irish newspaper and periodical press, 1833-1870 | Carr, Deirdre M. | Thesis | | 2010 |
| Women's work in Ireland | Conway, T. G. | Article in Journal | | 1972 |
| Women, marriage and property in wealthy landed families in Ireland, 1750-1850 | Wilson, Deborah | Thesis | | 2004 |
| Women, the world and three wise men : power and authority in tales relating to Niall Noígiallach and Lugaid Mac Con | Downey, Clodagh | Article in Book | | 2008 |
| Women, work, and the family : female operatives in the Lowell mills, 1830-1860 | Dublin, T. | Article in Journal | | 1975 |
| Wooden artefacts and samples from Beaubec, Co. Meath | Moore, CaitríonaOCarroll, Ellen | Article in Book | NA | 2023 |
| Word-order in Old Irish and Middle Welsh | Mac Cana, Proinsias | Article in Book | | 1990 |
| Worlds of goods | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2000 |
| Would we do it all over again? | Doherty, T. | Article in Journal | | 1996 |
| Wreck of the M. V. Bolivar | Clare, Liam | Monograph or Collective Volume | Foxrock Local History Club | 1992 |
| Wrecks and reckonings in West Cork in the early eighteenth century | Barnard, T. C. (Toby Christopher) | Article in Journal | | 2006 |
| Writing and publishing histories in eighteenth-century Ireland | Barnard, T. C. (Toby Christopher) | Article in Book | | 2010 |
| Writing for the birds, women founders of the Society for the Protection of Birds | Gates, Barbara T. | Article in Book | | 1995 |
| Writing in Ireland | Dolan, T. P. (Terence Patrick) | Article in Book | | 1999 |
| Writing in the interregnum : literary and cultural production in Northern Ireland since 1965 | Kirkland, Richard | Thesis | | |
| Writing medieval Irish religious history in the nineteenth century | Boyle, Elizabeth | Article in Book | | 2017 |
| Writings on Irish history, 1938-44 | | Article in Journal | | 1944 |
| Writings on Irish history, 1974 | | Article in Journal | | 1975 |
| Writings on Irish railways 2006 | O'Rourke, A.J.Wall, T.F. | Article in Journal | | 2007 |
| Writings on Irish railways 2007 | O'Rourke, A.J.Wall, T.F. | Article in Journal | | 2008 |
| Writings on Irish railways 2011 | O'Rourke, A. J.Wall, T. F. | Article in Journal | | 2012 |
| Würzburg im Frühmittelalter | Dinklage, Karl | Article in Journal | | 1951 |
| Young Germany, Young Ireland and the Augsburger Allgemeine Zeitung: different perspectives on nationalism | Anton, Brigitte | Thesis | | 1997 |
| Young Ireland centenary : a symposium | Knowlan, K. B.O'Neill, Thomas Patrick | Article in Journal | | 1946 |
| Young tigers and mongrel foxes : [a life in politics] | Harte, Paddy | Monograph or Collective Volume | O'Brien Press | 2005 |
| Yr iaith Wyddeleg | Jones-Hughes, A. T. | Article in Journal | | 1967 |
| Zhelezom i kroviu : zavoevanie Kromvelem Irlandii | Pavlova, T. A. | Article in Journal | | 1980 |
| Zur Etymologie von Éire, dem Namen Irlands | Vennemann, T. | Article in Journal | | 1998 |
| [Extracts from] The New Zealand Tablet. May 1889, 4 February 1887, 2 December 1892, 4 October 1906, 22 May 1891, 16 March 1877, 18 July 1901,15 November 1895, Aug 1895, May 1892, March 1890, 30 November 1894, Oct 1897, Oct 1907, 13 December 1900, 28 August 1902 | | Article in Journal | | 2014 |
| [Obituary] Dermot Twohig | B., (T. B.) | Article in Journal | | 1989 |
| [Review article] Success comes to the nimble-footed: 'The Cambridge history of Irelandf' | Hoppen, K. Theodore | Article in Journal | | 2018 |
| ‘Baubles for boudoirs’ or ‘an article of such universal consumption’: ceramics in the Irish home, 1730–1840 | Barnard, T. C. (Toby Christopher) | Article in Book | NA | 2022 |
| ‘Come to Ulster’ : the imagery and activities of the Ulster Tourist Development Association in Northern Ireland 1923–1939 | Nugent, J. T. | Article in Journal | | 2021 |
| ‘Masters in our own house’ : Ulster nationalist political thought 1945-85 | Watson, Garry | Thesis | | |
| ‘The common opinion of the town’: rumour and rancour in provincial Ireland, 1758 | Barnard, T.C. (Toby Christopher) | Article in Book | NA | 2022 |
| ‘The Party Hack, and Tool of the British Government’ : T.P. O'Connor, America and Irish Party resilience at the February 1918 South Armagh by-election | Doherty, Erica | Article in Journal | | 2015 |
| ‘To live and die [for] Dixie’ : Irish civilians and the Confederate States of America | Gleeson, David T. | Article in Journal | | 2010 |
| ‘To live and die [for] Dixie’ : Irish civilians and the Confederate States of America | Gleeson, David T. | Article in Journal | | 2010 |
| ‘We are Irish everywhere’ : Irish immigrant networks in Charleston, South Carolina, and Savannah, Georgia | Gleeson, David T. | Article in Journal | | 2005 |
| “That city af loat” : maritime dimensions of Ireland’s great famine migration | McMahon, Cian T. | Article in Journal | | 2022 |
| “The advertising problem ”: an Irish solution of 1910 | Kenny, Colum | Article in Journal | | 2014 |
| “Well, we didn’t pass a bit o’ remarks on it. It was second nature to us” : the rituals of fasting in Ireland before Vatican II | Deleuze, Marjorie | Article in Journal | | 2018 |