| "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 |
| "Our friend of brilliant ideas" : G. F. Fitzgerald and the Maxwellian circle | Hunt, Bruce J. | Article in Journal | | 2007 |
| '98 readings : being a series of reprints of the most important literature, current in Ireland 100 years ago | NA | Monograph or Collective Volume | [s.n.] | 1898 |
| 'A discourse of Ireland' (circa 1599) : a sidelight on English colonial policy | Quinn, D. B. (David Beers) | Article in Journal | | 1941 |
| 'A star of the first magnitude' : William Bedell (1571-1642), bishop of Kilmore and Gaelic culture | Caball, Marc | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| 'Erin cordially welcomes the Empress': Elizabeth of Austria-Hungary in Ireland, 1879 and 1880 | Canavan, Tony | Article in Journal | | 2011 |
| 'Fighting Dick' Talbot, 'the Chevalier'Wogan and Lally-Tolendal: jailbreakers and jailbirds | Ó Ciardha, Éamonn | Article in Journal | | 2011 |
| 'The Labour opposition of Northern Ireland' : a complete reprint of Northern Ireland's first Labour newspaper, 1925-1926 | | Monograph or Collective Volume | Athol | 1992 |
| 14th century monastic estates in Meath : the Llanthony cells of Duleek and Colp | Brooks, E. St. J. | Article in Journal | | 1953 |
| 50 years of heli ops | Browne, DavidGallagher, Colin | Article in Journal | | 2013 |
| A 'Horrible conflict with theory' in Heinrich Hertz's experiments on electromagnetic waves | O'Hara, James G. | Article in Journal | | 2007 |
| A bibliography of books written by Thomas MacDonagh and Joseph Mary Plunkett | O'Hegarty, P. S. | Monograph or Collective Volume | Printed for the author by A. Thom | 1931 |
| A Census of Ireland c. 1659. Baronies of Gorey and Ballaghkeen | | Article in Journal | | 1948 |
| A dictionary of Irish artists | Strickland, W. G. | Monograph or Collective Volume | [s.n.] | 1989 |
| A direction for the plantation in Ulster | Blenerhasset, Thomas | Monograph or Collective Volume | | 1610 |
| A drink from Broderick's well | Martin, Colbert | Monograph or Collective Volume | Imageprint | 1980 |
| A geographicall description of the kingdom of Ireland : collected from the actual survey made by Sir William Petty, corrected and amended ... | Petty, William, Sir, 1623-1687 | Monograph or Collective Volume | | 1685 |
| A history of Holy Trinity church and parish of Rathclaren | Harvey, Brian | Monograph or Collective Volume | [The Author] | 2001 |
| A history of Irish music | Bodley, SeóirseFlood, William H. G. | Monograph or Collective Volume | [s.n.] | 1970 |
| A history of the Irish settlers in North America : from the earliest period to the census of 1850 | McGee, Thomas D'Arcy, 1825-1868 | Monograph or Collective Volume | Genealogical Pubg. Co. | 1974 |
| A Jacobite narrative of the war in Ireland, 1688-1691 | | Monograph or Collective Volume | | 1892 |
| A Lancastrian prince in Ireland | Blacker, Brian | Article in Journal | | 1998 |
| A map of the city and suburbs of Ireland | Brooking, Charles | Monograph or Collective Volume | | 1728 |
| A National School on the Irish Coast | Frederic, Harold | Article in Journal | | 2011 |
| A pattern at Maumean | Inglis, Henry | Article in Journal | | 1993 |
| A sketch of the history of Ferns Cathedral | FFrench, J. F. M. | Monograph or Collective Volume | Church of Ireland Printing & Publishing Co. | 1901 |
| A Skibbereen soldier with the American Army in France wins the D.S.C. | Anonymous | Article in Journal | | 2014 |
| A talk to NCOs | Costello, M. J. | Article in Journal | | 2011 |
| A woman to blame : the Kerry babies case | McCafferty, Nell, 1944- | Monograph or Collective Volume | Attic | 2009 |
| A world of stone. With revisions by Nora Godwin | O'Sullivan, Paul | Monograph or Collective Volume | O'Brien Press | 1977 |
| Acta Sacrae Congregationis de Propaganda Fide, 1622-50 | | Article in Journal | | 1959 |
| Against revisionism | Fennell, Desmond | Article in Book | | 1994 |
| An Chlosach | Ó Ceallaigh, Séamus | Article in Journal | | 1998 |
| An historical account of the plantation of Ulster at the commencement of the 17th century 1608-20 | Hill, George, 1810-1900 | Monograph or Collective Volume | Irish University Press | 1970 |
| An history of Ireland, from the year 1599 to 1603 : with a short narration of the state of the kingdom from the year 1169; to which is added a description of Ireland. 2 vols. | Moryson, Fynes | Monograph or Collective Volume | | 1735 |
| And see her beauty shining there : the story of the Irish Countrywomen | | Monograph or Collective Volume | Irish Academic Press | 1986 |
| Andrew Malcolm of Belfast, 1818-1856 : physician and historian | Calwell, Hugh Gault | Monograph or Collective Volume | Brough, Cox and Dunn | 1977 |
| Anger and the Celtic saint | Davies, Wendy, 1942- | Article in Book | | 1998 |
| Anglo-Irish literature, 1200-1582 | Seymour, St. John D. | Monograph or Collective Volume | West | 1978 |
| Antrim parish church for three hundred years : a sketch of its history and its incumbents | Collis, Maurice H. Fitzgerald | Monograph or Collective Volume | Marcus Ward | 1896-7? |
| Appendix 1 : Fr Paul Walsh's translation of the preface to the Book of Knockninny | | Article in Book | | 2019 |
| Appendix. The last will and testament of William Bedell | | Article in Book | Cumann Seanchais Bhreifne | 2025 |
| As we saw it : the context of the life of George Francis Fitzgerald | Purser, Michael | Article in Journal | | 2007 |
| Ballymacilrany (Co. Antrim) and Ballymacillreiny (Co. Down) | Mooney, Bernard J. | Article in Journal | | 1998 |
| Barryscourt refurnished : the reinstatement of a late 16th-century Irish domestic interior | Chinnery, Victor | Article in Book | | 2004 |
| Bás an Athar Mícheál Ó hIceadha (1861-1916) | Briody, Mícheál | Article in Journal | | 2005 |
| Battle and siege maps of Elizabethan Ireland : blueprints for archaeologists? | Shiels, Damien | Article in Journal | | 2007 |
| Battle and siege maps of Elizabethan Ireland: blueprints for archaeologists? | Shiels, Damien | Article in Journal | | 2007 |
| Betha Colaim Chille | Ó Domhnaill, Maghnus
| Monograph or Collective Volume | University of Illinois, Urbana | 1918 |
| Bibliography | Simms, J. G. (John Gerald) | Article in Book | | 1976 |
| Bibliotheca Hibernicana, or a descriptive catalogue of a select Irish library | Mason, William Shaw | Monograph or Collective Volume | Irish University Press | 1970 |
| Bishop Dive Downes' visitation of his Diocese, 1699 | | Article in Journal | | 1909 |
| Bishop Stock's narrative of the year of the French : 1798 | | Monograph or Collective Volume | Irish Humanities Centre | 1982 |
| Blueprints from Britain : Irish responses to post-war plans | McNamara, Robert | Article in Book | | 2004 |
| Born fighting : how the Scots-Irish shaped America | Webb, James H. | Monograph or Collective Volume | Broadway Books | 2004 |
| Boyle Studies: aspects of the life and thought of Robert Boyle, 1627-91 | Hunter, Michael | Monograph or Collective Volume | Ashgate | 2005 |
| Brian Boru : imperator scotorum | Duffy, Séan | Article in Journal | | 2014 |
| BUPNS reprints 6 : Mourne | Arthurs, J. B. | Article in Journal | | 1996 |
| BUPNS reprints 1 - introduction | Ó Muraíle, Nollaig | Article in Journal | | 1996 |
| BUPNS reprints 10 : Sliabh Fuaid | Arthurs, J. B. | Article in Journal | | 1996 |
| BUPNS reprints 2 : table of contents of the Bulletin of the Ulster Placename Society, series 1 (1952-57) | Anonymous | Article in Journal | | 1995 |
| BUPNS Reprints 23: Armagh street names | Paterson, T.G.F. | Article in Journal | | 2008 |
| BUPNS Reprints 24: The topography of the Deirdre story | Bevan, Hugh P. | Article in Journal | | 2008 |
| BUPNS Reprints 25: Carn Maccu Buachalla | Ó Doibhlin, É. | Article in Journal | | 2008 |
| BUPNS Reprints 26: A note on the place-name 'Aranea' | Mac Niocaill, Gearóid | Article in Journal | | 2008 |
| BUPNS Reprints 27: A manuscript note | Arthurs, J.B. | Article in Journal | | 2008 |
| BUPNS Reprints 28: Magherafelt | Arthurs, J.B. | Article in Journal | | 2008 |
| BUPNS Reprints 29: 'na' in place-names | Kelly, G. | Article in Journal | | 2008 |
| BUPNS reprints 3 : The early days of the Ulster Placename Society | Anonymous | Article in Journal | | 1996 |
| BUPNS Reprints 30: 'da' in place-names | Mac Cana, Proinsias (F. McCann) | Article in Journal | | 2008 |
| BUPNS Reprints 31: A note on a Fermanagh estate map | Arthurs, J.B. | Article in Journal | | 2008 |
| BUPNS Reprints 32: Review: 'The Place-names of County Wicklow [IV] - The Barony of Talbotstown Lower. By Liam Price.([Dublin:] The Dublin Institute for Advanced Studies, 1953) | Arthurs, J.B. (Mac Airt, Seán) | Article in Journal | | 2008 |
| BUPNS reprints 4 Magh Rath | Arthurs, J. B. | Article in Journal | | 1996 |
| BUPNS reprints 5 : Hanna on "Magh Rath" | Mooney, Bernard J. | Article in Journal | | 1996 |
| BUPNS reprints 7 : Macha and Armagh | Arthurs, J. B. | Article in Journal | | 1996 |
| BUPNS reprints 8 : Caille Conaill | Mac Cana, Proinsias | Article in Journal | | 1996 |
| BUPNS reprints 9 : Forkhill (Co. Armagh) | Arthurs, J. B. | Article in Journal | | 1996 |
| Calendar of charter rolls ... 1226-1516 | Anonymous | Monograph or Collective Volume | Public Record Office | 1972 |
| Calendar of State Papers, Domestic. The Commonwealth | | Monograph or Collective Volume | | 1875 |
| Calendar of the state papers relating to Ireland in the reigns of Henry VIII, Edward VI, Mary, and Elizabeth, 1509-1603. 11 vols. | Atkinson, E. G. (Ernest George)Hamilton, H. C. (Hans Claude)Mahaffy, R. P. (Robert Pentland) | Monograph or Collective Volume | [HMSO] | 1860-1912 |
| Calendar of various chancery rolls : supplementary close rolls, Welsh rolls, scutage rolls ... 1277-1326 | Chancery | Monograph or Collective Volume | Public Record Office | 1976 |
| Canada's Irish regiments | Atkinson, Edward | Article in Journal | | 1998 |
| Cath Maighe Léna | | Monograph or Collective Volume | School of Celtic Studies, Dublin Institute for Advanced Studies | 1990 |
| Celtic art in pagan and Christian times | Allen, John Romilly | Monograph or Collective Volume | Studio Editions | 1993 |
| Celtic women in the early Middle Ages | Davies, Wendy, 1942- | Article in Book | | 1983 |
| Charter-writing and its uses in early medieval Celtic societies | Davies, Wendy, 1942- | Article in Book | | 1998 |
| Christ Church cathedral as a blueprint for other Augustinian buildings in Ireland | O'Neill, Michael | Article in Book | | 2009 |
| Christmas in Frenchpark long ago | Casey, Michael | Article in Journal | | 1998 |
| Clanrye : the Newry river | Arthurs, J. B. | Article in Journal | | 1998 |
| 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 |
| Colonial Ulster : the settlement of East Ulster 1600-1641 | Gillespie, Raymond | Monograph or Collective Volume | Ulster Historical Foundation | 2021 |
| Colonialism, religion and nationalism in Ireland | Kennedy, Liam, 1946- | Monograph or Collective Volume | Queen's University of Belfast, Institute of Irish Studies | 1996 |
| Columban Donegal | Ó Gallachóir, Patrick | Article in Journal | | 1997 |
| Commemoration and conciliation during the Royal Visit [2011] | Madigan, Edward | Article in Journal | | 2011 |
| Conciliation, coercion and the Protestant Reformation, 1547-71 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1976 |
| Contesting the sovereignty of early Modern Ireland | Maginn, Christopher | Article in Journal | | 2007 |
| County Antrim one hundred years ago : a guide and directory 1888 | Bassett, George Henry | Monograph or Collective Volume | Friar's Bush | 1989 |
| County Fermanagh 100 years ago : a guide and directory 1880 | Lowe, Henry N. | Monograph or Collective Volume | Friar's Bush | 1990 |
| County map of Kildare | Taylor, A. | Monograph or Collective Volume | | 1783 |
| County map of Kildare | Keenan, J.Noble, J. | Monograph or Collective Volume | | 1752 |
| Criminal justice history : themes and controversies from pre-independence Ireland | | Monograph or Collective Volume | Four Courts | 2003 |
| Cromwell and the Interregnum | Smith, David L. (David Lawrence), 1963- | Monograph or Collective Volume | Blackwell Publishers | 2003 |
| De Liggeren en andere historische archieven der Antwerpsche Sint-Lucasgilde | Lerius, The´odore Franc¸ois Xavier van 1819-1880Rombouts, Philippe Fe´lix 1811-1898 | Monograph or Collective Volume | N. Israel | 1961 |
| De scriptoribus Hiberniae libri duo | Ware, James | Monograph or Collective Volume | | 1639 |
| Diocese of Dublin and Glendalough : Booterstown and Carysfort : a parochial history 1821 to 1984 | Knaggs, Robert | Monograph or Collective Volume | Closeprint [printer] | 1984 |
| Documents relating to Ireland, 1795-1804 | | Monograph or Collective Volume | Irish University Press | 1970 |
| Dr Quicksilver : the life of Charles Lever | Stevenson, Lionel | Monograph or Collective Volume | [s.n.] | 1969 |
| Dr Thomas Reid (1791-1925) -reprint from 1913 | Latimer, William Thomas | Article in Journal | | 2012 |
| Dublin street names, dated and explained | McCready, Christopher Teeling | Monograph or Collective Volume | Carraig Books | 1975 |
| Dublin theatres and theatre customs, 1637-1820 | Stockwell, la Tourette | Monograph or Collective Volume | [s.n.] | 1968 |
| Early masons in Portadown | The Chiel (William Henry Wolsey] | Article in Journal | | 2015 |
| Early modern Ireland | Moody, T. W. (Theodore William), 1907-1984 | Article in Book | | 1976 |
| Early settlement in the Skibbereen area | Fahy, E.M. | Article in Journal | | 2015 |
| Economic development 50 years on : 1958-2008 | | Monograph or Collective Volume | Institute for Public Administration | 2009 |
| Economy, trade and Irish merchants at home and abroad, 1600-1988 | Cullen, L. M. (Louis Michael) | Monograph or Collective Volume | Four Courts | 2012 |
| Edward VIII, Mrs Simpson and Ireland | Kenny, Mary | Article in Journal | | 2008 |
| English, Scottish and Irish diaries, journals, commonplace-books, etc., 1550-1900. A bibliographical guide to selected material | MacPike, E. F. | Monograph or Collective Volume | | 1941 |
| Estate management at Powerscourt 1847-1857 | Hunt, Nuala | Article in Journal | | 2015 |
| Excecutions in Tuam. Originally appeared in "Tuam Herald" in 2003.Reprinted courtesy of T.H. | K, K. | Article in Journal | | 2006 |
| Excerpts from Swords Voices 2 | Anonymous | Article in Journal | | 2005 |
| Excerpts from Swords Voices 4 | Anonymous | Article in Journal | | 2006 |
| Excerpts from Swords Voices 5 | Anonymous | Article in Journal | | 2007 |
| False alarm | Anonymous | Article in Journal | | 2011 |
| Festivals and plays in late medieval Britain | Davidson, Clifford | Monograph or Collective Volume | Ashgate | 2007 |
| 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 |
| Founded on fear : Letterfrack Industrial School, war and exile | Tyrrell, Peter, 1916-1967Whelan, Diarmuid | Monograph or Collective Volume | Irish Academic Press | 2006 |
| Francesco Chiericati a Isabella d'Este Gonzaga, 1517 | Chiericati, Francesco | Article in Book | | 1868 |
| From 'city of God' to a blueprint for the future : Glendalough in the nineteenth century | Ní Cheallaigh, Máirín | Article in Book | | 2011 |
| From Derrykillew to Frongoch under the Defence of the Realm Act | Tunney, Patrick M. | Article in Journal | | 1985 |
| From Derrykillew to Frongoch under the Defence of the Realm Act | Tunney, Patrick M. | Article in Journal | | 2015 |
| Further letters of George Darley (1795-1846) | Abbott, Claude Colleer | Article in Journal | | 1940 |
| Gallery of Irish writers : the Irish writers of the seventeenth century | McGee, Thomas D'Arcy, 1825-1868 | Monograph or Collective Volume | Lemma Publishing Corporation | 1974 |
| Garda Patrol - 1922 style. First published in "The Tuam Herald" 1993. Reprinted by kind permission of the editor | Tynan, Bridget | Article in Journal | | 2006 |
| Guide to the records of the Genealogical Office, Dublin, with a commentary on heraldry in Ireland and on the history of the Office | Barry, John | Article in Book | | 1998 |
| Handbook of British chronology | | Monograph or Collective Volume | Cambridge University Press | 1996 |
| Hiberniae delineatio | Petty, William, Sir, 1623-1687 | Monograph or Collective Volume | | 1685 |
| Historical memoir of the O'Briens | O'Donoghue, John | Monograph or Collective Volume | Martin Breen | 2002 |
| Historical notice of the Cathedral of the Holy and Undivided Trinity at Down: its past and present state, and the efforts for its improvement and restoration | [Down Cathedral] | Monograph or Collective Volume | Marcus Ward and Co. [Printer] | 1872 |
| Historical works | Gerald, of Wales, c.1146-1220x23Hoare, Richard Colt, Sir, 1758-1838Wright, Thomas, 1810-1877 | Monograph or Collective Volume | [s.n.] | 1968 |
| History and antiquities of the diocese of Ossory | Carrigan, William, 1860-1924 | Monograph or Collective Volume | [s.n.] | 1980 |
| History and the Irish question | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Article in Book | | 1994 |
| History of the Ely O'Carroll territory, or ancient Ormond, situated in north Tipperary and north-western King's County, Ireland | Gleeson, John | Monograph or Collective Volume | | 1915 |
| History of the Fastnet Rock lighthouses | Scott, C. W. | Monograph or Collective Volume | Schull Books | 1993 |
| History of the Irish brigades in the service of France | Hally, P. J.O'Callaghan, John Cornelius, 1805-1883 | Monograph or Collective Volume | Irish University Press | 1969 |
| History of the parish of Derrykeighan for three centuries | Camac, Thomas | Monograph or Collective Volume | Northern Constitution [Printer] | 1930 |
| How was butter made in earlier times? | Downey, Liam | Article in Journal | | 2011 |
| In the shadow of a grain elevator : a portrait of an Irish neighborhood in Buffalo, New York, in the nineteenth and twentieth centuries | Jenkins, William | Article in Book | | 2003 |
| Index of will abstracts in the Genealogical Office, Dublin | Eustace, P. Beryl | Article in Book | | 1998 |
| Index to the prerogative wills of Ireland, 1536-1810 | Vicars, A. E., Sir | Monograph or Collective Volume | Genealogical Publishing | 1997 |
| Index to the prerogative wills of Ireland, 1536-1810 | Vicars, A. E., Sir | Monograph or Collective Volume | | 1897 |
| Interpreting Irish history : the debate on historical revisionism, 1938-1994 | | Monograph or Collective Volume | Irish Academic Press | 1994 |
| Introduction to the Viking history of Western Europe. Reprinted, 1935, from the 'Viking antiquities of Great Britain and Ireland' | Shetelig, Haakon | Monograph or Collective Volume | | 1935 |
| Ireland : the union and its aftermath | MacDonagh, Oliver ;McCormack, W. J. | Monograph or Collective Volume | University College Dublin | 2003 |
| Ireland and Anglo-Irish relations since 1800 : critical essays. Vol. 1, Union to the Land War | | Monograph or Collective Volume | Ashgate | 2008 |
| Ireland and Anglo-Irish relations since 1800 : critical essays. Vol. 2, Parnell and his legacy to the Treaty | | Monograph or Collective Volume | Ashgate | 2008 |
| Ireland and Anglo-Irish relations since 1800 : critical essays. Vol. 3, From the Treaty to the present | | Monograph or Collective Volume | Ashgate | 2008 |
| Ireland her own : an outline history of the Irish struggle for national freedom and independence | Jackson, Thomas Alfred | Monograph or Collective Volume | Lawrence and Wishart | 1971 |
| Ireland in 1534 | Nicholls, K. W. (Kenneth W.)Quinn, D. B. (David Beers) | Article in Book | | 1976 |
| Ireland under the Normans, 1169-1333 | Duffy, SeánOrpen, G. H. (Goddard Henry) | Monograph or Collective Volume | Four Courts | 2005 |
| Ireland under the Stuarts and during the interregnum | Bagwell, Richard | Monograph or Collective Volume | Holland | 1963 |
| Ireland's literary renaissance | Boyd, Ernest | Monograph or Collective Volume | [s.n.] | 1968 |
| Irish booksellers and English writers 1740-1800 | Cole, R. C. | Monograph or Collective Volume | Mansell | 1986 |
| Irish brigades abroad : from the Wild Geese to the Napoleonic Wars | McGarry, Stephen | Monograph or Collective Volume | History Press Ireland | 2014 |
| Irish Bulletin : a full reprint of the official newspaper of Dáil Éireann giving news and war reports : vol. 1, 12 July 1919 - 1 May 1920 | | Monograph or Collective Volume | Aubane Historical Society | 2012 |
| Irish emigration to the United States | Byrne, Stephen, Rev. | Monograph or Collective Volume | Arno Press | 1969 |
| Irish folk music, song, and dance | O'Sullivan, Donal | Monograph or Collective Volume | [s.n.] | 1969 |
| Irish labour and its international relations in the era of the second international and the Bolshevik revolution | Anonymous | Monograph or Collective Volume | Cork Workers' Club | 1975 |
| Irish medieval wall painting | Morton, Karena | Article in Book | | 2004 |
| Irish monasticism : origins and early development | Ryan, John | Monograph or Collective Volume | Four Courts | 1992 |
| Irish recollections | Maume, PatrickTonna, Charlotte Elizabeth | Monograph or Collective Volume | University College Dublin | 2004 |
| James IV, the O'Donnells of Tyrconnell and the road to Flodden. The Irish context of a Scottish disaster | Egan, Simon | Article in Journal | | 2016 |
| July 1903: Edward VII, the Gordon Bennett Cup and the Emmet centenniel | Owens, Cóilín | Article in Journal | | 2011 |
| Killing pain : a surgeon's story : a biography of Malachy Smyth, M.D. F.A.C.S., F.R.C.S. | Dillon-Malone, Aubrey | Monograph or Collective Volume | Web Publications | 2008 |
| King Billy - a military assessment | Lenihan, Pádraig, 1959- | Article in Journal | | 2004 |
| King John (d. 1216) and the origins of colonial rule in Ireland | O'Keeffe, TadhgVeach, Colin T. | Article in Journal | | 2016 |
| L'Irlande sociale, politique et religieuse | Beaumont, Gustave de, 1802-1866 | Monograph or Collective Volume | CERIUL, Université Charles de Gaulle, Lille III | 1990 |
| Lámhscríbhinní Gaeilge Choláiste Phádraig, Má Nuad : Clár: Fascúl 1 | Walsh, Paul, Revd, 1885-1941 | Monograph or Collective Volume | An Sagart | 1980 |
| 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 |
| Land League days in Ballyconneely | O'Malley, William | Article in Journal | | 1993 |
| Latin letters in early Christian Ireland | Herren, Michael W. | Monograph or Collective Volume | Variorum | 1996 |
| Lectures on political economy delivered in ... 1833 | Longfield, Mountifort | Monograph or Collective Volume | | 1931 |
| Lectures on political economy, delivered in Trinity and Michaelmas terms, 1833 | Longfield, Mountifort | Monograph or Collective Volume | | 1834 |
| 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 |
| Letters from Harold's Cross, 1850 | Burton, Nathaniel J. | Monograph or Collective Volume | Carraig Books | 1979 |
| Letters on Irish emigration | Hale, Edward Everett | Monograph or Collective Volume | Books for Libraries Press | 1972 |
| Liam Mellows and the Irish revolution | Adams, GerryGreaves, Charles Desmond | Monograph or Collective Volume | Lawrence and Wishart | 2004 |
| Life after Brian : the high kingship | Casey, Denis | Article in Journal | | 2014 |
| Life in Down, 1600-1800 | Stevenson, John | Monograph or Collective Volume | White Row Press | 1990 |
| Life of St. Malachy | Luddy, Ailbe J. | Monograph or Collective Volume | Llanerch | 1994 |
| Life, liberty and security of person : a soldier's view | Earley, Dermot | Article in Journal | | 2009 |
| Linen weaving in Convent of Mercy, Skibbereen : a pamphlet from 1893 | Anonymous | Article in Journal | | 2013 |
| Lives of the British saints : the saints of Wales and Cornwall and such Irish saints as have dedications in Britain | Baring-Gould, Sabine, 1834-1924Fisher, John, 1862-1930 | Monograph or Collective Volume | Llanerch Publishers | 2000 |
| Lloyd's tour of Clare, 1780 (from Henn's exact reprint of 1893) | Lloyd, JohnWeir, Hugh | Monograph or Collective Volume | Ballinakella | 1986 |
| Lurgan childhood | Hamill, Sadie | Article in Journal | | 2008 |
| M. & L. Crilly, 49 Laurence St. Memories of an old-fashioned shop | Crilly, Ann | Article in Journal | | 2012 |
| Make do and mend | Walters, Patricia | Article in Journal | | 2008 |
| Making history in Ireland in the 1940s and 1950s : the saga of 'The great famine' | Ó Gráda, Cormac | Article in Book | | 1994 |
| Maps of the roads of Ireland, surveyed 1777 | Skinner, AndrewTaylor, George | Monograph or Collective Volume | | 1778 |
| Materials for the history of the Franciscan province of Ireland A.D. 1230-1450 | | Monograph or Collective Volume | Gregg Press | 1967 |
| Medieval rural settlement in Munster | O'Conor, Kieran | Article in Book | | 2004 |
| Memoir of James Hardiman | Hardiman, James | Article in Journal | | 1909 |
| Mentor and constant friend : the life of George Francis Fitzgerald (1851–1901) | Coey, J. M. D.Weaire, Denis, | Article in Journal | | 2007 |
| Messrs. M'Cammon & Sprott's Pork-curing Establishment (Reprinted from 'Portadown News', 5 November 1898; with thanks to Mr Tony Forbes) | Anonymous | Article in Journal | | 2012 |
| 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 |
| Migration from Ulster to county Mayo 1795-96 | Ó Fiaich, Tomás | Article in Journal | | 1990 |
| Miss Annie F. Horniman and the Abbey Theatre | Flannery, James W. | Monograph or Collective Volume | [s.n.] | 1976 |
| Moore : the customs and traditions of a rural community | Grenham, John | Monograph or Collective Volume | Moore Community Council | 2004 |
| More than a Maxwellian : Fitzgerald and technology | Attis, David | Article in Journal | | 2007 |
| Munimenta academica; or, documents illustrative of academical life and studies at Oxford | | Monograph or Collective Volume | [s.n.] | 1964 |
| Musings on 1916 : Arthur Agnew | Agnew, Arthur, Jr. | Article in Journal | | 2015 |
| Musings on 1916 : more history uncovered | Mac Giolla Choille, Breandán | Article in Journal | | 2015 |
| Musings on 1916 : Paddy Weston | Coleman, FrancisWeston, Paddy | Article in Journal | | 2015 |
| Musings on 1916 : The Colemans | Coleman, Francis W. | Article in Journal | | 2015 |
| Musings on 1916 : The Rising | Ó Colmáin, Risteard | Article in Journal | | 2015 |
| Mutiny or subversion : Spithead and the Nore | Rodger, N. A. M., 1949- | Article in Book | | 2003 |
| My Lourdes Memoir: A Lourdes Memoir Covering Over 50 Years of Pilgrimage with Civil Defence and Irish Defence Forces on the Annual PMI Pilgrimage to Lourdes, and Also with the Dublin and Meath Diocesan Pilgrimages | Ó Ciardhbháin, Mártín | Monograph or Collective Volume | Eprint | 2020 |
| National evils and practical remedies, with the plan of a model town | Buckingham, J. S. | Monograph or Collective Volume | Kelley | 1973 |
| Nationalism and independence : selected Irish papers | Mansergh, Nicholas, 1910-1991 | Monograph or Collective Volume | Cork University Press | 1997 |
| Norman sculpture and the medieval bestiaries : from the Rhind lectures in archaeology for 1885 | Allen, John Romilly | Monograph or Collective Volume | Llanerch | 1992 |
| Notes. Robert Dunlop and Austria | Ferguson, KennethFirth, C.H. | Article in Journal | | 2023 |
| O'Connell, Davis and the Colleges Bill | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Basil Blackwell | 1948 |
| Obituary. Brendan O'Donoghue : archivist and historian. Senior civil servant had a significant cultural influence | Anonymous | Article in Journal | | 2020 |
| Obituary. Éilis NÍ Bhrádaigh April 1st 1927 - May 17th 2007 | Anonymous | Article in Journal | | 2007 |
| Obituary. Séamus P. Ó Mórdha | Anonymous | Article in Journal | | 2005 |
| Orange : a political rhapsody in three cantos | Clifford, BrendanGiffard, George | Monograph or Collective Volume | B. Clifford | 1995 |
| Our Presbyterian heritage | Holmes, Finlay | Monograph or Collective Volume | Presbyterian Church in Ireland | 1992 |
| P. J. McCall. Musician, poet and balladeer, specially of the 1798 Rising in Co. Wexford | Anonymous | Article in Journal | | 2005 |
| Pacification, plantation and the Catholic question | Clarke, AidanEdwards, R. W. D. (Robert Walter Dudley) | Article in Book | | 1976 |
| PR urban elections in Ulster, 1920 | Wilson, Alec | Monograph or Collective Volume | Electoral Reform Society of Great Britain and Ireland | 1972 |
| Prison adverts and potatoe diggings : material from the public life of Antrim and Down during the years of government terror which led to the rebellion of 1798 | Clifford, Brendan | Monograph or Collective Volume | Athol | 1992 |
| Proceedings of the Dublin Society of United Irishmen | | Monograph or Collective Volume | Irish Manuscripts Commission | 1998 |
| Prolegomena to the study of the later Irish bards, 1200-1500 | Quiggin, E. C. | Article in Journal | | 1967 |
| Queries and suggestions : 1. Ard Macha Bréige, 2. Kilcorway, 3. MacArtisfort : Ballymacarret | Ó Ceallaigh, Séamus | Article in Journal | | 1998 |
| Recollections of Fenians and Fenianism | Bourke, MarcusO'Leary, John, 1830-1907 | Monograph or Collective Volume | Irish University Press | 1969 |
| Records of the town of Limavady, 1609-1808 | | Monograph or Collective Volume | North-West Books | 1989 |
| Registers of the parish of St. John the evangelist, Dublin, 1619-1699 | | Monograph or Collective Volume | Representative Church Body Library | 2000 |
| Remembering Keenan Johnson | | Article in Journal | | 2015 |
| Reprints from the Cork Free Press, 1910-16 : an account of Ireland's only democratic anti-partitian movement | | Monograph or Collective Volume | Athol | 1984 |
| Review article. Returns regrets and reprints | Guinnane, Timothy W. | Article in Journal | | 2007 |
| Robert the Bruce's Irish wars : the invasions of Ireland 1306-1329 | | Monograph or Collective Volume | Tempus | 2002 |
| Roundwood in 1798 | O'Donnell, Ruán | Article in Journal | | 1998 |
| Saint Columba of Iona : a study of his life, his times and his influence | Menzies, Lucy | Monograph or Collective Volume | | 1920 |
| Saint Columba of Iona : a study of his life, his times, and his influence | Menzies, Lucy | Monograph or Collective Volume | J. M. F. books | 1992 |
| Seán Ó Colmáin, easpag Armidale san Astráil | Ó Maidín, Uinseann | Article in Journal | | 2014 |
| Selling royal favours, 1624-32 | Clarke, Aidan | Article in Book | | 1976 |
| Sentry Hill : an Ulster farm and family | Walker, B. M. (Brian Mercer) | Monograph or Collective Volume | Friar's Bush | 1991 |
| Sinn Féin at work | Griffith, Arthur | Monograph or Collective Volume | [s.n.] | 1917 |
| Sir Patrick Dun's Library | Kirkpatrick, T(homas) Percy C(laude), 1869-1954 | Article in Journal | | 1920 |
| Skerries through the years in pictures | Broadhead, Jim | Monograph or Collective Volume | Eprint | 2018 |
| Sketches of some of the southern counties of Ireland collected during a tour in the autumn of 1797 in a series of letters by G. Holmes | Holmes, George | Monograph or Collective Volume | Ballinakella | 1987 |
| Smugglers, reprinters and hot pursuers : the Irish-Scottish book trade and copyright prosecution in the late eighteenth century | McDougall, Warren | Article in Book | | 1997 |
| Some snippets from Swords Voices 1 | Anonymous | Article in Journal | | 2004 |
| Songs of Irish rebellion : Irish political street ballads and rebel songs, 1780-1900 | Zimmermann, Georges Denis, 1930- | Monograph or Collective Volume | Allen Figgis | 1967 |
| Sound - change in the shaping of place-names | Mooney, B. | Article in Journal | | 1998 |
| Stair na craoibhe : Dún Dealgan (1899-1939) | Ó Dúbhda, Peadar | Monograph or Collective Volume | [s.n.] | 1940 |
| States of terror : democracy and political violence | Taylor, Peter, 1942- | Monograph or Collective Volume | Penguin | 1994 |
| Statistical account of Ardclins and Laid | Dobbs, Richard Stewart | Article in Journal | | 1974 |
| Studies in Irish literature and history | Carney, James Patrick, 1914-1989 | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1979 |
| Territorial nomenclature between the Bann and Foyle | Ó Ceallaigh, Séamus | Article in Journal | | 1998 |
| The army badge | Anonymous | Article in Journal | | 2011 |
| The background of Brunanburh | Dodgson, John McNeal | Article in Book | | 2000 |
| The banks of the Boro : a chronicle of the county of Wexford | Kennedy, Patrick | Monograph or Collective Volume | Duffry Press | 1989 |
| The bay and town of Bannow [Reprinted from 'Transactions of the Kilkenny Archaeological Society I, 1849-51, Part 1, pages 187-194] | Graves, James | Article in Journal | | 2010 |
| The Birth of an army : the formation of Óglaigh na hÉireann 1913-1915 (Part I) | O'Shea, BrendanWhite, Gerry | Article in Journal | | 2013 |
| The birth of an Army : the formation of Óglaigh na hÉireann 1913-1915 (Part II) | O'Shea, BrendanWhite, Gerry | Article in Journal | | 2013 |
| The Blaskets : a Kerry island library | Mac Conghail, Muiris | Monograph or Collective Volume | Country House | 1987 |
| The Blasquetts | Thompson, D. P., Mrs | Article in Book | | 2013 |
| The book of Inistrahull | Beattie, Sean | Monograph or Collective Volume | Lighthouse Publications | 1997 |
| The breakdown of authority, 1640-41 | Clarke, Aidan | Article in Book | | 1976 |
| The British empiricists : Locke, Berkeley, Hume | Ayer, Alfred Jules, Sir, 1910-1989Dunn, JohnUrmson, J. O. | Monograph or Collective Volume | | 1992 |
| The Bruce invasion of Ireland : a revised itinerary and chronology | Duffy, Seán | Article in Book | | 2002 |
| The Bruce invasion of Ireland : an examination of some problems | Lydon, James F. | Article in Book | | 2002 |
| The buildings of Trinity College, Dublin | McParland, Edward | Monograph or Collective Volume | [s.n.] | 1978 |
| The cannons are back. A diary by Noel Bailey 2006-2008 | Baily, Noel | Article in Journal | | 2012 |
| The chequered fate of a queen | Bhreathnach-Lynch, Síghle | Article in Journal | | 2001 |
| 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 collected works of Sir William Petty | Petty, William, Sir, 1623-1687 | Monograph or Collective Volume | Routledge and Thoemmes | 1997 |
| 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 Conservative party and Home Rule | MacVeagh, Jeremiah | Monograph or Collective Volume | Home Rule Council | 1912 |
| The corn laws : the formation of popular economics in Britain. Vol. 1, Whig free trade I; Vol. 2, Whig free trade II; Free trade and Irish nationalism I; Vol. 3, Free trade and Irish nationalism II; James Wilson and the Economist; Vol. 4, Free trade and religion; Vol. 5, Provincial free trade I : Leeds, Manchester and the League; Vol. 6, Provincial free trade II : Free trade farmers | | Monograph or Collective Volume | William Pickering | 1996 |
| The crisis in Christianity, 1450-1600 | Downey, Declan M. | Monograph or Collective Volume | National Distance Education Council | 2003 |
| The critical writings of James Joyce | Davenport, GuyEllman, RichardJoyce, James Augustine, 1882-1941Mason, Ellsworth | Monograph or Collective Volume | Cornell University Press | 1996 |
| The drama of the medieval church | Young, Karl | Monograph or Collective Volume | [s.n.] | 1962 |
| The ecclesiastical architecture of Ireland anterior to the Anglo-Norman invasion, comprising an essay on the origin and uses of the round towers of Ireland | De Paor, LiamPetrie, George | Monograph or Collective Volume | [s.n.] | 1970 |
| The economics of partition : a historical survey of Ireland in terms of political economy | Clifford, Brendan | Monograph or Collective Volume | Athol | 1992 |
| The element 'brogue' in certain place-names | Mooney, B. | Article in Journal | | 1998 |
| The end of the middle ages : Gothic survival in sixteenth-century Connacht | Stalley, Roger | Article in Journal | | 2003 |
| The English Civil War | | Monograph or Collective Volume | Ashgate | 2007 |
| The English Civil War | Ashley, Maurice Percy | Monograph or Collective Volume | Sutton | 1996 |
| The English language in early modern Ireland | Bliss, Alan J. | Article in Book | | 1976 |
| The Fair Day is a thing of the past. | | Article in Journal | | 2000 |
| The fall of the house of Paisley | Gordon, David | Monograph or Collective Volume | Gill & Macmillan | 2009 |
| The Fingal Battallion: a blueprint for the future | Maguire, Paul | Article in Journal | | 2011 |
| The government of Wentworth, 1632-40 | Clarke, Aidan | Article in Book | | 1976 |
| The great Delvin | Fitzsimons, Hannah | Monograph or Collective Volume | Reprint Ltd | 1979 |
| The history and antiquities of Tallaght in the county of Dublin | Handcock, William Domville | Monograph or Collective Volume | Tower Books | 1976 |
| The history and antiquities of the county of the town of Carrickfergus | M'Skimin, Samuel | Monograph or Collective Volume | | 1811 |
| The history and antiquities of the diocese of Ossory | Carrigan, William, 1860-1924 | Monograph or Collective Volume | [s.n.] | 1981 |
| 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 Ireland from the invasion of Henry II. 3 vols. | Leland, Thomas | Monograph or Collective Volume | | 1773 |
| 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 idea of a nation | Clery, ArthurMaume, Patrick | Monograph or Collective Volume | University College Dublin | 2002 |
| The impact of the Anglo-Normans on Munster | O'Brien, A. F. | Article in Book | | 2004 |
| The Irish abroad, 1534-1691 | Silke, John J. | Article in Book | | 1976 |
| The Irish case for communism : the building of the Marxist-Leninist Party (1930-35) | Murray, SeánOthers | Monograph or Collective Volume | Cork Workers' Club | 1979 |
| The Irish church and taxation in the fourteenth century | Lydon, James F. | Article in Journal | | 1964 |
| The Irish coinage, 1534-1691 | Dolley, Michael | Article in Book | | 1976 |
| The Irish drama | Malone, A. E. | Monograph or Collective Volume | [s.n.] | 1965 |
| The Irish economy, 1600-1660 | Clarke, Aidan | Article in Book | | 1976 |
| The Irish in America | Maguire, J. F. | Monograph or Collective Volume | arno | 1969 |
| The Irish in Philadelphia : ten generations of urban experience | Clark, Dennis | Monograph or Collective Volume | Temple University Press | 1973 |
| The Irish in Philadelphia : ten generations of urban experience | Clark, Dennis | Monograph or Collective Volume | Temple University Press | 1984 |
| The Irish language in the early modern period | Ó Cuív, Brian | Article in Book | | 1976 |
| The Irish pound, 1797-1826; a reprint of the report of the committee of 1804 of the British House of Commons on the condition of the Irish currency, with selections from the minutes of evidence presented to the committee and an introduction | | Monograph or Collective Volume | Allen & Unwin | 1955 |
| The Irish question | Leslie, John | Monograph or Collective Volume | Cork Workers' Club | 1974 |
| The Irish Republican Army and the development of guerilla warfare | Townshend, Charles | Article in Journal | | 1979 |
| The Irish ringfort | Stout, Matthew | Monograph or Collective Volume | Four Courts & the Group for the Study of Irish Historic Settlement | 1997 |
| The Irish roots guide | McCarthy, Tony | Monograph or Collective Volume | Lilliput Press | 1993 |
| The land question : what it involves and how alone it can be settled, 1881 | George, H. B. | Monograph or Collective Volume | AMS Press | 1973 |
| The last conquest of Ireland (perhaps) | Maume, PatrickMitchel, John | Monograph or Collective Volume | University College Dublin Press | 2005 |
| The Latin charter-tradition in western Britain, Brittany and Ireland in the early mediaeval period | Davies, Wendy, 1942- | Article in Book | Cambridge University Press | 1982 |
| The Lecky professors | Crooks, Peter. | Article in Book | | 2008 |
| 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 Charles Stewart Parnell, MP., with some account of his ancestry, etc. | Sherlock, Thomas | Monograph or Collective Volume | | 1887 |
| The life of St Gall | Joynt, Maud | Monograph or Collective Volume | Llanerch | 1992 |
| The liturgy and ritual of the Celtic church | Stevenson, JaneWarren, F. E. | Monograph or Collective Volume | [s.n.] | 1988 |
| The metrical Dindshenchas | Gwynn, E.J. (Edward John) | Monograph or Collective Volume | Royal Irish Academy | 1991 |
| The Molly Maguires and the detectives | Pinkerton, A. | Monograph or Collective Volume | Dover Publications | 1973 |
| The Northern Ireland conflict | McGarry, JohnO'Leary, Brendan | Monograph or Collective Volume | Oxford University Press | 2003 |
| The old church at Ballynascreen 1854 and other local writings attributable to Rev. Robert King, curate of Sixtowns, County Londonderry | Dunlop, EullKing, Robert | Monograph or Collective Volume | Moyola Books | 1988 |
| The Parliamentary register of Ireland : history of the proceedings and debates of the House of Commons of Ireland | | Monograph or Collective Volume | Thoemmes | 1999 |
| The plays of W. B. Yeats : Yeats and the dancer | Ellis, Sylvia | Monograph or Collective Volume | Macmillan | 1995 |
| The population of England and Wales from the Industrial Revolution to the World War | Marshall, T. H. | Article in Book | | 1954 |
| The Primacy of Ireland : resident in the see of Armagh for fourteen centuries | Reeves, William | Monograph or Collective Volume | Dublin University Press [printer] | 1886 |
| The Queen was in the parlour... | Lynch, Brian | Article in Journal | | 2011 |
| The rebellion in Dublin, April, 1916 | Murphy, T. W. | Monograph or Collective Volume | Willow Design and Publishing | 2016 |
| The rectors of Clonleigh since the Reformation | Edwards, William Macklin | Monograph or Collective Volume | [Clonleigh Parish] | 1884 |
| The rectory ghost - Mr George West Pyper | Anonymous | Article in Journal | | 2017 |
| The Red Book of the exchequer | | Monograph or Collective Volume | [s.n.] | 1965 |
| The Relief of Mafeking. Intense enthusiasm throughout the kingdom, a great wave of patriotism | NA | Article in Journal | | 2019 |
| The remonstrance of Irish princes, 1317 | Scully, Diarmuid | Article in Journal | | 2013 |
| The Rossbrin Castle manuscripts | O'Mahony, Alfred | Article in Journal | | 2010 |
| The royal supremacy and ecclesiastical revolution, 1534-47 | Hayes-McCoy, G. A. (Gerard Anthony) | Article in Book | | 1976 |
| The sources for the early history of Ireland, ecclesiastical | Kenney, J. F. (James Francis) | Monograph or Collective Volume | Irish University Press | 1968 |
| The sources for the early history of Ireland, ecclesiastical | Kenney, J. F. (James Francis) | Monograph or Collective Volume | Four Courts | 1993 |
| The story of Irish labour | Mac Donnell, J. M. | Monograph or Collective Volume | Cork Workers' Club | 1974 |
| The story of the Irish in Argentina | Murray, Thomas Cornelius, 1873-1959 | Monograph or Collective Volume | Cork UP | 2011 |
| The struggle of the unemployed in Belfast, 1932 | Bell, Tom | Monograph or Collective Volume | Cork Workers' Club | 1976 |
| The theft of the Irish crown jewels, 1907 | O'Riordan, Tomás | Article in Journal | | 2001 |
| The Times : Ireland of to-day | Anonymous | Monograph or Collective Volume | John Murray | 1913 |
| The trucks must get through. Some thoughts for the L. D. F. Transport Officer | Phelan, Patrick | Article in Journal | | 2007 |
| The vindication of the earl of Kildare from treason, 1496 | | Article in Journal | | 1950 |
| The wars of the Bruces : Scotland, England and Ireland 1306-1328 | McNamee, Colm | Monograph or Collective Volume | Tuckwell | 1997 |
| The way that I went : an Irishman in Ireland | Praeger, Robert Lloyd, 1865-1953Viney, Michael | Monograph or Collective Volume | Collins Press | 1997 |
| The whisky distilleries of the United Kingdom | Barnard, AlfredGlen, I. A. | Monograph or Collective Volume | David & Charles | 1969 |
| Theatre in Ireland | Mac Liammóir, Micheál | Monograph or Collective Volume | Three Candles | 1964 |
| Thesaurus Palaeohibernicus : a collection of Old Irish glosses | Stokes, Whitley | Monograph or Collective Volume | Dublin Institute for Advanced Studies | 1975 |
| They weren't all bad you know... A landlord with a difference. First published in "Ireland's Eye" April 2007, reprinted with permission of its editor. | Harte, Frank | Article in Journal | | 2007 |
| Thomas Davis | Clifford, BrendanDuffy, Charles Gavan, Sir | Monograph or Collective Volume | Aubane Historical Society | 2000 |
| Thomas Holand - Richard II's King of Ireland? | Dunn, Alastair | Article in Journal | | 2003 |
| Three lectures on commerce and one on absenteeism | Longfield, Mountifort | Monograph or Collective Volume | | 1938 |
| Three lectures on commerce and one on absenteeism, delivered ... in 1834, etc. | Longfield, Mountifort | Monograph or Collective Volume | | 1835 |
| Tipperary's gift to China : three apostolic lives, 1863-1898 | | Monograph or Collective Volume | Kessinger Publishing | 2007 |
| Towns in medieval Ireland | Graham, Brian | Article in Book | | 2004 |
| Treasa Davison : a life full of surprises | Watterson, Keith | Article in Journal | | 2001 |
| Trias Thaumaturga | Colgan, John | Monograph or Collective Volume | De Búrca | 1997 |
| Troubled curate days. ...reminiscences of the Sinn Fein days | Brennan, Malachy, Canon | Article in Journal | | 1996 |
| Ulster to-day, the whole truth | Fyfe, Hamilton | Monograph or Collective Volume | Ulster Unionist Council | 1914 |
| Unveiling of memorial at Ballyfarnogue 1964 | Murphy, Hilary | Article in Book | | 1998 |
| Walwin's wiles | Anonymous | Monograph or Collective Volume | | 1649 |
| Westport remembers the men of 1916 | | Article in Journal | | 2015 |
| Wild sports of the west: | Maxwell, W. H. | Monograph or Collective Volume | E. P. Publishing | 1973 |
| William Molyneux and the Spirit of Liberty in Eighteenth-Century Ireland | Kelly, Patrick | Article in Journal | | 1988 |
| Wrestling exile | Bowes, Leo | Article in Journal | | 2003 |