| "Grimmige Zeiten": the influence of Lessing, Herder and the Grimm brothers on the nationalism of the Young Irelanders | Stöter, Eva | Article in Book | Four Courts Press | 1998 |
| 'A spirit of disobedience' : Scotch-Irish disaffection in the Revolutionary War, 1780-1781 | Maass, John R. | Article in Journal | | 2004 |
| 'Grotesque proceedings'? Localised responses to the Home Rule question in Ulster | Bardon, Jonathan | Article in Book | | 2014 |
| 'Metal Man Tower'. Westtown, Co. Waterford | Wright, Brendan | Article in Journal | | 2017 |
| 'Neither Whigs, Tories, nor party politicians'? The Church of Ireland and the Ulster crisis, 1910-14 | Scholes, Andrew | Article in Book | | 2014 |
| 'Resigned to take the bill with its defects' : the Catholic Church and the third Home Rule bill | Ó Corráin, Daithí | Article in Book | | 2014 |
| 'Spacious and splendid': music, dancing and social life at Glin Castle, 1781-1854 | Mullaney-Dignam, Karol | Article in Journal | | 2011 |
| 16 dead men : the Easter rising executions | Ryan, Anne-Marie | Monograph or Collective Volume | Mercier Press | 2014 |
| 1882-1982 Beatháisnéis : Fiontar thaighde | Breathnach, Diarmuid | Article in Journal | | 2001 |
| A forgotton tombstone to an Ó Neill Lieutenant-Colonel | Ó hAnnracháin, Eoghan | Article in Journal | | 2017 |
| A growing movement... the story of allotments in Dublin and Belfast | Bell, JonathanWatson, Mervyn | Article in Journal | | 2012 |
| A history of the Easter Rising in 50 objects | Gibney, John | Monograph or Collective Volume | Mercier Press | 2016 |
| A letter from Sir Matthew Barrington 1846 | Barrington, Matthew, Sir | Article in Journal | | 1995 |
| A liberal landlord and the national school system | Doyle, Joe | Article in Journal | | 2006 |
| A nation and not a rabble : the Irish revolution, 1913-1923 | Ferriter, Diarmaid | Monograph or Collective Volume | Profile | 2015 |
| A neglected Viking burial with beads from Kilmainham, Dublin, discovered in 1847 | Briggs, C. S. | Article in Journal | | 1985 |
| A note on the gate of the "Factory" at Maynooth | Horner, Arnold | Article in Journal | | 2004 |
| A pre-Famine murder in county Limerick | Curtis, Noreen | Article in Journal | | 2010 |
| A punch bowl in the ceramic collection of the University of Wales, Bangor : vanished dreams of military glory and the reality of eighteenth century recruitment | Jones, John Ellis | Article in Journal | | 2005 |
| A state of denial : British collaboration with Loyalist paramilitaries | Urwin, Margaret | Monograph or Collective Volume | Mercier Press | 2016 |
| Agnes Morrogh-Bernard: Foundress of Foxford Woollen Mills | Molloy, Margaret | Monograph or Collective Volume | Mercier Press | 2014 |
| An enemy of the crown : the British secret service campaign against Charles Haughey | Burke, David | Monograph or Collective Volume | Mercier Press | 2022 |
| An Irish buccaneer : the case of Captain Luke Ryan | Coyle, Eugene A. | Article in Journal | | 1999 |
| An Irish scandal: the marriage breakdown of Lord and Lady George Beresford | Lockhart, Elayne | Article in Journal | | 2013 |
| Anne Devlin - a Wicklow heroine | O'Reilly, Vincent | Article in Journal | | 2003 |
| Anne Devlin : patriot & heroine | Devlin, AnneFinegan, John | Monograph or Collective Volume | Elo Publications | 1992 |
| Anne Devlin : the heroic housekeeper | Bowes, Leo | Article in Journal | | 1990 |
| Anne Devlin : the heroine as laundress | Malcolm, Elizabeth | Article in Journal | | 1998 |
| Anne Devlin, patriot and heroine | Roseingrave, Breda | Article in Journal | | 2010 |
| Anne Devlin: freedom's champion | Ó Doibhlín, Mícheál | Monograph or Collective Volume | The Wild Apple Press | 2008 |
| Around and about the Custom House | Meredith, Jane | Monograph or Collective Volume | Four Courts | 1997 |
| Ascendancy Women and Elementary Education in Ireland | O'Sullivan, Eilís | Monograph or Collective Volume | Palgrave Macmillan | 2017 |
| Bailey's northern directory, merchants' and tradesmens' useful companion for the year 1781 | Anonymous | Monograph or Collective Volume | | 1781 |
| Beathaisnéis : 1560-1781 : maille le forlíonadh le 1782-1982 Beathaisnéis agus le hinnéacs (1540-2001) | Breathnach, DiarmuidNí Mhurchú, Máire | Monograph or Collective Volume | An Clóchomhar | 2001 |
| Belfast '69 : bombs, burnings and bigotry | Walsh, Andrew | Monograph or Collective Volume | Fonthill | 2015 |
| Blarney Castle Gardens, Co. Cork... the history of the gardens at one of Ireland's most popular tourist destinations | Cassells, Judy | Article in Journal | | 2012 |
| Blood for blood : the Black and Tan war in Galway | Henry, William | Monograph or Collective Volume | Mercier | 2012 |
| Bobby Sands, freedom fighter | Hunt, Gerry | Monograph or Collective Volume | O'Brien Press | 2016 |
| Borrowed landscapes : China and Japan in the historic houses and gardens of Britain and Ireland | de Bruijn, Emile | Monograph or Collective Volume | Philip Wilson Publishers | 2023 |
| Borrowing and reference : access to libraries in the late middle ages | Lucas, Peter J. | Article in Book | | 2006 |
| Breaking Barriers: The Development of Deaf Education in Dublin | Jones, Alvean E. | Article in Book | Dublin City Council | 2023 |
| Brendan M. Walsh (1940-2016) : the economist at work | Neary, J. PeterÓ Grada, Cormac | Monograph or Collective Volume | UCD Centre for Economic Research | 2017 |
| Can any good thing come out of Leitrim? | Johnston, Tom | Article in Journal | | 1988 |
| Cantillon and mercantilism | Brewer, Anthony | Article in Book | | 1991 |
| Cantillon and the land theory of value | Brewer, Anthony | Article in Book | | 1991 |
| Cantillon's place in economics | Higgs, Henry | Article in Book | | 1991 |
| Cantillon's theory of population size and distribution | Tarascio, V. J. | Article in Book | | 1991 |
| Captain Alexander Chesney : a loyalist during the American Revolution | Black, Eileen | Article in Journal | | 1988 |
| Captain Mathias de Bille and the frigate 'Boraholm' Copenhagen to Newport 1781-82 | Bradley, JohnRoe, Lone | Article in Journal | | 1992 |
| Carleton's unknown Scottish critic: Christian Isobel Johnstone | Edwards, Owen Dudley | Article in Journal | | 2014 |
| Celtic Britain and Ireland in the early middle ages | Ó Néill, Pádraig | Article in Book | | 2006 |
| Challoner and St. Patrick's Day | Guazzelli, Victor | Article in Journal | | 1947 |
| Christopher Hewetson and his monument to Dr Baldwin in Trinity College, Dublin | Esdaile, Katharine Ada | Article in Journal | | 1947 |
| Clerical and parish libraries | Hunt, Arnold | Article in Book | | 2006 |
| Col. John Phillips : an American loyalist's claim for losses | Phillips, Frank | Article in Journal | | 1989 |
| 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 |
| College and university book collections and libraries | Lovatt, Roger | Article in Book | | 2006 |
| Collon Church, Co. Louth | Rountree, John | Article in Journal | | 2015 |
| Complaint against Miler McGrath, 1591 | Ó Mearáin, Lorcán | Article in Journal | | 1957 |
| Conspirators : a photographic history of Ireland's revolutionary underground | Kenna, Shane | Monograph or Collective Volume | Mercier Press | 2015 |
| Construction of Boyd's 18th century harbour at Ballycastle | McGill, D. J. | Article in Journal | | 2004 |
| Cork burning | Lenihan, Michael | Monograph or Collective Volume | Mercier Press | 2018 |
| Cork in the 1960s | Kelly, OrlaKelly, Terry | Monograph or Collective Volume | Mercier Press | 2014 |
| Cornelius Harnett : "the pride of Cape Fear" | Hannon, W. B. | Article in Journal | | 1911 |
| Custom House people | Robins, Joseph | Monograph or Collective Volume | Institute of Public Administration | 1993 |
| Darwin's apprentice : an archaeological biography of John Lubbock | Owen, Janet | Monograph or Collective Volume | Pen and Sword Archaeology - an imprint of Pen and Sword Books | 2013 |
| Decoration and property speculation: newspaper advertisements from Michael Stapleton and Charles Thorp | Lucey, Conor | Article in Journal | | 2007 |
| Defiant Irish women | Lenihan, Eddie | Monograph or Collective Volume | Mercier Press | 2019 |
| Defying the IRA? Intimidation, coercion, and communities during the Irish Revolution | Hughes, Brian | Monograph or Collective Volume | Liverpool University Press | 2016 |
| Diarmuid Lynch : a forgotten Irish patriot | McGough, Eileen | Monograph or Collective Volume | Mercier | 2013 |
| Dillon's regiment was not at Yorktown | Murphy, W. S. | Article in Journal | | 1957 |
| Dixon of Castlebridge, Co. Wexford | Goodall, David | Article in Journal | | 1984 |
| Documents relating to the appointment of John Stafford as coadjutor to the bishop of Ferns, 1772 | Corish, Patrick J. | Article in Journal | | 1972 |
| Dolphin’s Barn Brickworks | Scuffil, Catherine | Article in Book | Dublin City Council | 2023 |
| Donald Caird : Church of Ireland bishop, Gaelic churchman : a life | Dwane, Aonghus | Monograph or Collective Volume | Columba Press | 2014 |
| Drogheda's fire services | McKenna, Patsy | Article in Journal | | 2004 |
| Duncannon : reformer and reconciler, 1781-1847 | Howell-Thomas, Dorothy | Monograph or Collective Volume | Michael Russell | 1992 |
| Dundalk : a succinct detail of some proceedings at Dundalk (1781) | Anonymous | Article in Journal | | 1956 |
| Dying for the cause : Kerry's republican dead | Horgan, Tim | Monograph or Collective Volume | Mercier | 2015 |
| Easter dawn : the 1916 rising | Bunbury, Turtle | Monograph or Collective Volume | Mercier | 2015 |
| Eighteenth-century travel literature | Fabricant, Carole | Article in Book | | 2005 |
| Estimates for baronies of minimum level of Irish-speaking amongst successive decennial cohorts : 1771-1781 to 1861-1871 | Fitzgerald, G. | Article in Journal | | 1984 |
| Extending the frontiers : scholar collectors | Roberts, Julian | Article in Book | | 2006 |
| Féilte Cláirseoireachta Ghránaird, John Dungan, Cóbanhávan, agus an Rómánsachas Luath | Ó Catháin, Diarmaid | Article in Journal | | 2007 |
| Fighting for the cause : Kerry's republican fighters | Horgan, Tim | Monograph or Collective Volume | Mercier Press | 2018 |
| Following the Hidden Histories Hunt | Roche, Dervilia | Article in Book | Dublin City Council | 2023 |
| Four Holy Wells in North Dublin: Past and Present | Blackwood, Katie | Article in Book | Dublin City Council | 2024 |
| Fr Martin Doyle - the man and his times | Joyce, John | Article in Journal | | 2013 |
| From Ballinalee to Botany Bay. Clonbroney's links with Colonial Australia | Brady, Gerry | Article in Journal | | 2006 |
| From pogrom to Civil War : Tom Glennon and the Belfast IRA | Glennon, Kieran | Monograph or Collective Volume | Mercier | 2013 |
| General James Hogan : a forgotten American hero | Hogan, Neil | Article in Journal | | 1990 |
| George Clendinen and the Great Kanawha Valley frontier : a case study of the frontier development of Virginia | Stealey, J. E. | Article in Journal | | 1966 |
| Gravestone inscriptions of Co. Cork XX: Kilcolman Burial Ground, Coachford | Henchion, Richard | Article in Journal | | 2017 |
| Great Connell Abbey, Co. Kildare | Fitzgerald, Walter, Lord | Article in Journal | | 1899 |
| Great Irish heroes | McMahon, Sean | Monograph or Collective Volume | Mercier Press | 2018 |
| Grim bastilles of despair : the Poor Law Union workhouses in Ireland | Mahoney, Paschal | Monograph or Collective Volume | Quinnipiac University | 2016 |
| Guilty but insane : J.C. Bowen-Colthurst : villain or victim? | Taylor, James W. | Monograph or Collective Volume | Mercier Press | 2016 |
| Harry Boland | Maher, Jim | Monograph or Collective Volume | Mercier Press | 1998 |
| Henry Foxall and the Arigna Iron Works | Donovan, Jane | Article in Journal | | 2003 |
| Heralds' libraries | Selwyn, Pamela M. | Article in Book | | 2006 |
| Heroes or traitors? Experiences of Southern Irish soldiers returning from the Great War, 1919-1939 | Taylor, Paul, 1954- | Monograph or Collective Volume | Liverpool UP | 2015 |
| History on your Doorstep volume 7 : Seven stories of Dublin’s history | | Monograph or Collective Volume | Dublin City Council | 2024 |
| History on your Doorstep, Volume 6: Six Stories of Dublin History | NA | Monograph or Collective Volume | Dublin City Council | 2023 |
| Homes for Heroes: The Killester Housing Scheme for First World War Veterans | Moore, Cormac | Article in Book | Dublin City Council | 2023 |
| Hugh O'Neill. The majesty of education and the princely Carews | McDonald, Tom | Article in Journal | | 2010 |
| Hurling matches in London (1733-1818) and New York (1781-2) [with index] | Bergin, JohnKInsella, Eoin | Article in Journal | | 2015 |
| Interned: the Curragh internment camps in the War of Independence | Durney, James | Monograph or Collective Volume | The Mercier Press | 2019 |
| Ireland and the first World War : a photographic history | Ó Comhraí, Cormac | Monograph or Collective Volume | Mercier | 2014 |
| Irish ambition and English preference in chancery appointments, 1827-1841 : the fate of William Conyngham Plunket | Kenny, Colum | Article in Book | | 1995 |
| Irish demesne landscapes, 1660-1740 | Costello, Vandra | Monograph or Collective Volume | Four Courts | 2015 |
| Irish links with Bishop Challoner | Brady, John, d.1963 | Article in Journal | | 1946 |
| Irish officers in the Spanish service. VII : the regiment of Hibernia | Gallwey, Hubert, 1915-Garland, John | Article in Journal | | 1984 |
| Irish participation in the French naval activities which led to the fall of Yorktown 19th October 1781, and the independence of the United States | Ireland, John de Courcy, 1911-2006 | Article in Journal | | 1981 |
| Irish Presbyterians and the Ulster Covenant | Kirkpatrick, Laurence | Article in Book | | 2014 |
| Irish Protestants and the Irish language in the eighteenth century | Kelly, James, 1959- | Article in Book | | 2012 |
| Ismael Fitzadam agus Simon Macken - teaghlach liteartha as Achadh hon | Mac Annaidh, Séamus | Article in Journal | | 1993 |
| James Gibbs' schemes for the Londonderry family | Casement, Anne | Article in Journal | | 2010 |
| John O'Kane (Senior), farmer. Maine townland, Drumsurn, Co. Derry, 1781-1865 | Bryson, P.Higgins, M. A. | Article in Journal | | 2007 |
| John Woodroffe M.D.: a pioneer of medical education in Cork | Hanna, Michael | Article in Journal | | 2015 |
| Jonas of Bobbio: Life of Columbanus, Life of John of Réomé and Life of Vedast | | Monograph or Collective Volume | Liverpool University Press | 2017 |
| Joseph Parrott of Rathcoffey (1781-1834). A Kildare '98 rebel in the service of France | Dunne-Lynch, Nicholas | Article in Journal | | 2015 |
| Killing at its very extreme : Dublin : October 1917- November 1920 | Molyneux, Derek ; Kelly, Darren | Monograph or Collective Volume | Mercier Press | 2020 |
| Kitson's Irish war : mastermind of the dirty war in Ireland | Burke, David | Monograph or Collective Volume | Mercier Press | 2021 |
| Knights across the Atlantic : the knights of labor in Britain and Ireland | Parfitt, Steven | Monograph or Collective Volume | Liverpool University Press | 2016 |
| Lady Letitia Esmonde : the lady, her place, her will | Walsh, Jim | Article in Book | | 2001 |
| Laurel Hill : a French foundation | Ahern, Richard | Article in Journal | | 1989 |
| Leadership in action: Influential Irish women nurses' contribution to society | Fitzpatrick, JoyceMcCarthy, Geraldine, | Monograph or Collective Volume | Oak Tree | 2012 |
| Leisure and the Irish in the Nineteenth Century | | Monograph or Collective Volume | Liverpool University Press | 2016 |
| Lethal Allies: British Collusion in Ireland | Cadwallader, Anne | Monograph or Collective Volume | Mercier Press | 2013 |
| Letters to John Crone of Doneraile, Co. Cork, 1763-1781 | De Breffny, Brian | Article in Journal | | 1982 |
| Liberal public discourse and the third Home Rule bill | Doherty, James | Article in Book | | 2014 |
| Libraries and the organisation of knowledge | McKitterick, David | Article in Book | | 2006 |
| Libraries of the "common sort" | Spufford, Margaret | Article in Book | | 2006 |
| Library administration (c. 1475 to 1640) | Ferdinand, Christine Y. | Article in Book | | 2006 |
| Life is a funny business : a very personal story | Shatter, Alan | Monograph or Collective Volume | Poolbeg Press | 2017 |
| Literary provocateur : revival, revolt and the demise of the Irish Review, 1911-14 | Bullock, Kurt | Article in Book | | 2014 |
| Lord George Beresford and three Waterford elections, 1830, 1831 | Broderick, Eugene | Article in Journal | | 2001 |
| Louisa Beaufort's diary of her travels in south-west Munster and Leinster in 1842 and 1843. Presented by Magda Loeber and Rolf Loeber | Beaufort, Louisa | Article in Journal | | 2015 |
| Luxury and austerity, patronage and charity : landlords and a Galway convent in the nineteenth century | Gilmartin, John Maiben | Article in Book | | 1999 |
| Major Arthur Rowley Heyland, the hero of Waterloo, 1781-1815 | Cunningham, Jennifer | Article in Journal | | 2015 |
| Major ecclesiastical libraries : from Reformation to Civil War | Barr, C. B. L.Selwyn, David | Article in Book | | 2006 |
| Making 1916 : material and visual culture of the Easter Rising | | Monograph or Collective Volume | Liverpool University Press | 2015 |
| Martin McGuinness : the man I knew | | Monograph or Collective Volume | Mercier Press | 2018 |
| Medical libraries | Jones, Peter Murray | Article in Book | | 2006 |
| Medicine in pre-Famine Callan | Grace, Pierce A. | Article in Journal | | 2013 |
| Memoirs and letters of Richard and Elizabeth Shackleton, late of Ballitore, Ireland | | Monograph or Collective Volume | printed for Harvey and Darton | 1822 |
| Memoirs of an old warrior : Jamie Moynihan's fight for Irish freedom, 1916-1923 | Ó hÉalaithe, Dónal | Monograph or Collective Volume | Mercier Press | 2014 |
| Messines to Carrick Hill : writing home from the Great War | Burke, Tom | Monograph or Collective Volume | Mercier Press | 2017 |
| Michael Collins and the civil war | Dwyer, T. Ryle | Monograph or Collective Volume | Mercier | 2012 |
| Mme de Genlis 'Made in Britain' : A bibliological vignette | Dawson, Robert L. | Article in Journal | | 2004 |
| Monastic and cathedral book collections in the late eleventh and twelfth centuries | Webber, Teresa | Article in Book | | 2006 |
| More light on the Irish in the service of Imperial Austria | Duffy, Christopher | Article in Journal | | 1983 |
| Mrs Delaney - a talented lady of the eighteenth century | Hayden, Ruth | Article in Journal | | 1983 |
| Mulligan's : grand old pub of Poolbeg Street | Dunne, Declan | Monograph or Collective Volume | Mercier Press | 2015 |
| Myopia or utopia? The discourse of Irish nationalist MPs and the Ulster question during the parliamentary debates of 1912-14 | Collombier-Lakeman, Pauline | Article in Book | | 2014 |
| Newspapers and newsmakers : the Dublin nationalist press in the mid-nineteenth century | Andrews, Ann | Monograph or Collective Volume | Liverpool UP | 2014 |
| No way out : the Irish in wartime France, 1939-1945 | Ryan, Isadore | Monograph or Collective Volume | Mercier | 2017 |
| Novels, Chapbooks, Folklore: the several lives of William Chaigneau's Jack Connor, now Conyers, or, John Connor alias Jack the Batchelor, the Famous Irish Bucker | Campbell Ross, Ian | Article in Journal | | 2015 |
| On the edge; Ireland's off-shore Islands: a modern history | Ferriter, Diarmaid | Monograph or Collective Volume | Profile Books Ltd | 2018 |
| Ooids, Ossicles and Brachiopods in the RDS Members' Club | Mulhall, Claire | Article in Book | | 2009 |
| Opening address to the Conference, 19 October 1912. The 1912 Home Rule bill: then and now | Chilcott, Dominick | Article in Book | | 2014 |
| Pathway to rebellion : Galway 1916 | Henry, William | Monograph or Collective Volume | Mercier Press | 2016 |
| Patrick Blair M. D. | MacCarthy, C. J. F. | Article in Journal | | 1985 |
| Patrick Pearse : a life in pictures | Crowley, Brian | Monograph or Collective Volume | Mercier Press | 2013 |
| Patterson's spade mill, Northern Ireland | Coulter, Michael D. A. | Article in Journal | | 1995 |
| Peter's key : Peter de Loughrey and the fight for Irish independence | Dunne, Declan | Monograph or Collective Volume | Mercier | 2012 |
| Police casualties in Ireland, 1919-1922 | Abbott, Richard | Monograph or Collective Volume | Mercier Press | 2000 |
| Police casualties in Ireland, 1919-1922 | Abbott, Richard | Monograph or Collective Volume | Mercier Press | 2000 |
| Police casualties in Ireland, 1919-1922 | Abbott, Richard | Monograph or Collective Volume | Mercier Press | 2019 |
| Portrait of a reformer: the political thought and work of William Todd Jones, 1781-93 | Byrne, Sinéad Máire | Thesis | | 1994 |
| Prisoners of war : Ballykinlar internment camp, 1920-1921 | Ó Duibhir, Liam | Monograph or Collective Volume | Mercier | 2013 |
| Proceedings of the corporation for paving the streets of Dublin | Anonymous | Monograph or Collective Volume | [s.n.] | 1779 |
| Protestant exiles from France, chiefly in the reign of Louis XIV, or, The Huguenot refugees and their descendants in Great Britain and Ireland | Agnew, David C. A. | Monograph or Collective Volume | Paul Minet of Piccadilly Rare Books | 2003 |
| Protestants and the 1826 Waterford county election | Broderick, Eugene | Article in Journal | | 1997 |
| Quin at twenty-one : the fledgling bibliophile | Pollard, Mary | Article in Journal | | 1998 |
| Rags, riches and recycling: material and visual culture of the Dublin Society 1731-1781 | Kinmonth, Claudia | Article in Journal | | 2018 |
| Rebel Kerry : from the pages of the Kerryman | | Monograph or Collective Volume | Mercier Press | 2017 |
| Remembering All Hallows College | McCormack, Jim, CM | Monograph or Collective Volume | St Pauls Publishing | 2017 |
| Rental and accounts of Collon estate, 1779-1781 | Tempest, H. G. | Article in Journal | | 1944 |
| Representations of the Revenue Commissioners with respect to a 'New Custom House' in Dublin, 1771-1781 | Kelly, James, 1959- | Article in Journal | | 2018 |
| Responses to the Housing Crisis in late Nineteenth Century Dublin | Muldowney, Mary | Article in Book | Dublin City Council | 2023 |
| Rev. James Caldwell, a patriot of the American revolution | O'Neill, James | Article in Journal | | 1900 |
| Revolution : a photographic history of revolutionary Ireland, 1913-1923 | Ó Ruairc, Pádraig Óg | Monograph or Collective Volume | Mercier Press | 2014 |
| Revolution in Connacht : a photographic history, 1913-23 | Ó Comhraí, Cormac | Monograph or Collective Volume | Mercier | 2013 |
| Revolution in Dublin : a photographic history, 1913-23 | | Monograph or Collective Volume | Mercier | 2013 |
| Richard Cantillon | Higgs, Henry | Article in Book | | 1991 |
| Richard Cantillon (1680-1734) and Jacques Turgot (1727-1781) | | Monograph or Collective Volume | Elgar | 1991 |
| Richard Cantillon : first of the moderns II | Spengler, Joseph J. | Article in Book | | 1991 |
| Richard Cantillon, economist : biographical note | Hone, Joseph Maunsell, 1882-1959 | Article in Book | | 1991 |
| Richard Pococke, Bishop of Ossory | Hartin, James | Article in Journal | | 2000 |
| Robert Strawbridge, founder of Methodism in Maryland | Maser, Frederick | Article in Journal | | 1966 |
| Sacrificed on 'the mountain of final death' : the Drumkeeragh bog body, 1781-5 | Byrne, Angela | Article in Book | | 2016 |
| School libraries (c. 1540 to 1640) | Barker, William | Article in Book | | 2006 |
| Schools and schoolmasters (to c. 1550) | Orme, Nicholas | Article in Book | | 2006 |
| Scotland, Ireland and America : migrant culture in the 17th and 18th centuries | Gailey, Alan | Article in Journal | | 1984 |
| Select Documents VII. Sharman Crawford on the Repeal question, 1847 | | Article in Journal | | 1949 |
| Select documents XXIII. Sharman Crawford on Ulster tenant right, 1846 | | Article in Journal | | 1963 |
| Sgt. Patrick Cavanagh. A brave soldier of the Revolution | Kavanagh, Jimmy | Article in Journal | | 2003 |
| Sharman Crawford's federal scheme for Ireland | Kennedy, B. A. | Article in Book | | 1949 |
| Simon Butler - United Irishman | Butler, George | Article in Journal | | 1972 |
| Simon Butler and the forgotten role of the Church of Ireland during the 1798 rising | Comerford, Patrick | Article in Journal | | 2000 |
| Simpson's Hospital : an establishment for dispensing hospitality : a genealogical source | Ryan, Christopher | Monograph or Collective Volume | Ballinteer Family History Society | 2000 |
| 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 |
| Some aspects of the monetary economics of Richard Cantillon | Bordo, Michael D. | Article in Book | | 1991 |
| St Stephen's Green : a history of the Green and its environs : the sights, sounds, characters and events | Hopkins, Frank | Monograph or Collective Volume | Mercier Press | 2020 |
| Style and repertoire in the Gaelic harp tradition : evidence from the Bunting manuscripts and prints | Moloney, Colette | Article in Book | | 1996 |
| Surfing the ocean of data : Oxford Dictionary of National Biography | Whelan, Kevin | Article in Journal | | 2005 |
| T. K. Whitaker : portrait of a patriot | Chambers, Anne | Monograph or Collective Volume | Doubleday Ireland | 2014 |
| Tartan gang and paramilitaries : the loyalist backlash | Mulvenna, Gareth | Monograph or Collective Volume | Liverpool UP | 2016 |
| Tartan gangs and paramilitaries : the loyalist backlash | Mulvenna, Gareth | Monograph or Collective Volume | Liverpool UP | 2016 |
| The 1916 diaries of an Irish rebel and a British soldier | | Monograph or Collective Volume | Mercier Press | 2014 |
| The 1923 FAI Cup Final | Curry, James | Article in Book | Dublin City Council | 2023 |
| The All-for-Ireland League and the Home Rule debate, 1910-14 | O'Donovan, John | Article in Book | | 2014 |
| The American prisoners at Kinsale | MacCarthy, C. J. F. | Article in Journal | | 1989 |
| The Anne Devlin jail journal faithfully written down by Luke Cullen | Devlin, AnneFinegan, John | Monograph or Collective Volume | Mercier Press | 1968 |
| The Bally Cotton Job: An incredible true story of IRA Pirates | Mahon Thomas | Monograph or Collective Volume | Mercier Press | 20 |
| The Ballycotton job : an incredible true story of IRA pirates | Mahon, Tom | Monograph or Collective Volume | Mercier Press | 2022 |
| The Cambridge History of Libraries in Britain and Ireland: Volume 1, To 1640 | Leedham-Green, Elisabeth SomervilleWebber, Teresa | Article in Book | Cambridge University Press | 2006 |
| The Carnaun cross | Browne, Patrick | Article in Journal | | 1996 |
| The centenary commemoration of the third Home Rule crisis | Doherty, Gabriel | Article in Book | | 2014 |
| The Civic Guard mutiny | McCarthy, Brian | Monograph or Collective Volume | Mercier | 2012 |
| The civic guard mutiny | McCarthy, Brian | Monograph or Collective Volume | Mercier | 2012 |
| The Colvill family in Dromore Co. Down in the eighteenth century | Watson, Fredrick Gilbert | Article in Journal | | 1992 |
| The coming revolution : political writings and speeches of Patrick Pearse | Pearse, Patrick Henry, 1879-1916 | Monograph or Collective Volume | Mercier Press | 2012 |
| The Connecticut Irish in the revolution | O'Brien, Michael J. | Article in Journal | | 1923 |
| The consumer and the history of economic doctrine | Bowman, Mary Jean | Article in Book | | 1991 |
| The Crimean War and Irish society | Huddie, Paul | Monograph or Collective Volume | Liverpool University Press | 2015 |
| The darkness echoing : exploring Ireland's places of famine, death and rebellion | O'Brien, Gillian | Monograph or Collective Volume | Doubleday Ireland | 2020 |
| The Earl Grey orphan scheme, 1848-1850, and the Irish diaspora in Australia | Abbott, Rebecca | Article in Book | | 2016 |
| The East Window at Collon Church of Ireland | Rountree, John | Article in Journal | | 2021 |
| The emergence of maritime catholicism, 1781-1830 | Murphy, Terrence | Article in Journal | | 1984 |
| The frontman : Bono (in the name of power) | Browne, Harry | Monograph or Collective Volume | Verso | 2013 |
| The Great Famine in Tralee and north Kerry | MacMahon, Bryan | Monograph or Collective Volume | Mercier | 2017 |
| The Hales brothers and the Irish revolution | Gillis, Liz | Monograph or Collective Volume | Mercier | 2016 |
| The Home Rule crisis, 1912-14 | | Monograph or Collective Volume | Mercier | 2014 |
| The Horgan brothers : the Irish Lumières | Clancy, Darina ; Horgan, Jim ; Horgan Whyte, Patricia | Monograph or Collective Volume | Mercier Press | 2025 |
| The IRA in Britain, 1919-1923: In the heart of enemy lines | Noonan, Gerard | Monograph or Collective Volume | Liverpool UP | 2014 |
| The Irish Citizen Army | Matthews, Ann | Monograph or Collective Volume | Mercier | 2014 |
| The Irish manuscripts in Case H in Trinity College, Dublin, catalogued by Matthew Young in 1781 | O'Sullivan, William, 1921-2000 | Article in Journal | | 1976 |
| The Kenmare manuscripts | | Monograph or Collective Volume | Irish University Press | 1970 |
| The libraries of religious houses in the late middle ages | Bell, David Neill | Article in Book | | 2006 |
| The libraries of the antiquaries (c. 1580–1640) and the idea of a national collection | Ovenden, Richard | Article in Book | | 2006 |
| The life and times of Bishop Michael Collins (1781-1832) | Casey, William | Article in Journal | | 2013 |
| The life of Charles Cobbe, 1781-1857 | Bates, Peadar | Monograph or Collective Volume | The Author | 2007 |
| The love story of W.B Yeats and Maud Gonne | Brady, Margery | Monograph or Collective Volume | Mercier Press | 1990 |
| The medieval librarian | Sharpe, Richard | Article in Book | | 2006 |
| The men will talk to me : Clare interviews by Ernie O’Malley | O'Malley, Ernie (Ernest Bernard), 1897-1957 | Monograph or Collective Volume | Mercier Press | 2016 |
| The men will talk to me : Mayo interviews by Ernie O'Malley | O'Malley, Ernie (Ernest Bernard), 1897-1957 | Monograph or Collective Volume | Mercier | 2014 |
| The men will talk to me: Galway interviews by Ernie O'Malley | O'Malley, Ernie (Ernest Bernard), 1897-1957 | Monograph or Collective Volume | Mercier Press | 2013 |
| The Mount Street Club : Dublin's unique response to unemployment, 1934-present | | Monograph or Collective Volume | Foxrock Media | 2014 |
| The murder of Dr Muldoon : a suspect priest, a widow's fight for justice | Boyle, KenDesmond, Tim | Monograph or Collective Volume | Mercier Press | 2019 |
| The Murnaghan memos : Catholic concerns with the third Home Rule bill, 1912 | Mulvagh, Conor | Article in Book | | 2014 |
| The mutiny of Anthony Wayne's Pennsylvania troops in Morris County, New Jersey, winter of 1780-1781 | Sherman, Andrew M. | Article in Journal | | 1918 |
| The O'Byrn family in the army of Saxony | Garland, John | Article in Journal | | 1983 |
| The Origins and Early Development of the Christian Brothers' Schools in Thurles | Tobin, J.M. | Article in Journal | | 2024 |
| 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 parliamentary register, or history of the proceedings and debates of the house of commons of Ireland (1781-1800). 20 vols. | Anonymous | Monograph or Collective Volume | | 1784 |
| The path to freedom : articles and speeches of Michael Collins | Collins, Michael, 1890-1922 | Monograph or Collective Volume | Mercier Press | 2018 |
| The Peeler's notebook : Policing Victorian Dublin, mad dogs, duels and dynamite | Kennerk, Barry | Monograph or Collective Volume | Mercier Press | 2019 |
| The Peninsular romance of Lieutanant Waldron Kelly and Ana Ludovina de Aguilar | Beresford, Marcus de la Poer | Article in Journal | | 2020 |
| The persistence of Liberal Unionism in Irish politics, 1886-1912 | Cawood, Ian | Article in Book | | 2014 |
| The physical setting : the early modern library (to c. 1640) | Sargent, Clare | Article in Book | | 2006 |
| The physical setting : the medieval library (to c. 1450) | Gameson, Richard | Article in Book | | 2006 |
| The politics of comparison : the racialisaion of Home Rule in British science, politics and print, 1886-1923 | Schownir, Matthew | Article in Book | | 2014 |
| The Portarlington cup | Hyland, Jackie | Article in Journal | | 2008 |
| The private correspondence of Lord Macartney, governor of Madras, 1781-5 | Davies, Cuthbert CollinMacartney, George, Sir | Monograph or Collective Volume | Royal Historical Society | 1950 |
| The quiet before the guns come out | Rose, Richard | Article in Book | | 2022 |
| The role of the leaders : Asquith, Churchill, Balfour, Bonar Law, Carson and Redmond | Mansergh, Martin | Article in Book | | 2014 |
| The Scariff martyrs : war, murder and memory in East Clare | Mac Conmara, Tomás | Monograph or Collective Volume | Mercier Press | 2021 |
| The skelper and me: a memoir of making history in Derry | Doherty, Tony | Monograph or Collective Volume | Mercier Press | 2019 |
| The story of Michael Collins | Ní Dheirg, Íosold | Monograph or Collective Volume | Mercier Press | 2017 |
| The Subscription Controversy of the 1820s, 'a religious form if imperialism' and John Mitchel's early influences | Huggins, Michael | Article in Journal | | 2012 |
| The third Home Rule bill in British history | Biagini, Eugenio | Article in Book | | 2014 |
| The time of the Tans : an oral history of the War of Independence in County Clare | Mac Conmara, Tomás | Monograph or Collective Volume | Mercier Press | 2019 |
| The times and life of Nicholas Sweetman, Bishop of Ferns, (1744-86) | Furlong, Nicholas | Article in Journal | | 1983 |
| The Ulster Volunteer Force, 1913-14 | Bowman, Timothy | Article in Book | | 2014 |
| The unfortunate John Moore | Freyer, GrattanMoore, John | Article in Journal | | 1984 |
| The United Movement takes root in county Carlow | Duggan, Maura | Article in Journal | | 1984 |
| The War of Independence in Kildare | Durney, James | Monograph or Collective Volume | Mercier | 2013 |
| Theobald Wolfe Tone | Bartlett, Thomas | Monograph or Collective Volume | Dundalgan Press for the Historical Association of Ireland | 1997 |
| This man’s wee boy : a childhood memoir of peace and trouble in Derry | Doherty, Tony | Monograph or Collective Volume | Mercier Press | 2016 |
| To speak of Easter Week : family memories of the Irish revolution | O'Keeffe, Hélène | Monograph or Collective Volume | Mercier | 2015 |
| Tracing your Irish family history on the internet : a guide for family historians | Paton, Chris | Monograph or Collective Volume | Pen & Sword Family History | 2013 |
| Truce : murder, myth and the last days of the Irish War of Independence | Ó Ruairc, Pádraig Óg | Monograph or Collective Volume | Mercier Press | 2016 |
| True Dublin | McCanney, C. J. (Cormac) | Monograph or Collective Volume | Mercier Press | 2015 |
| Two Co. Wicklow women of '98 : Anne Devlin, Bid Doolan | Rees, Brian | Article in Journal | | 1987 |
| Ulster 'will not fight' : T. P. O'Connor and the third Home Rule bill crisis, 1912-14 | Doherty, Erica S. | Article in Book | | 2014 |
| Uncatalogued drawings in the King's Inns library | Walsh, Anne | Article in Journal | | 1989 |
| Universities and colleges | Jensen, Kristian | Article in Book | | 2006 |
| Voices from the great houses : Cork and Kerry | O'Keeffe, Jane O'Hea | Monograph or Collective Volume | Mercier | 2013 |
| Voices from the great houses of Cork and Kerry | O'Keeffe, Jane O'Hea | Monograph or Collective Volume | Mercier | 2013 |
| Waterford scientists : preliminary studies | Brady, Donald | Monograph or Collective Volume | Donald Brady | 2010 |
| West Cork railways : birth, beauty and betrayal | Larkin, Chris | Monograph or Collective Volume | Mercier Press | 2022 |
| Western ways : remembering Mayo through the eyes of Helen Hooker and Ernie O'Malley | Barron, Juliet ChristyO'Malley, Cormac K.H. | Monograph or Collective Volume | Mercier | 2015 |
| When histories collide : the third Home Rule bill for Ireland | Bartlett, Thomas | Article in Book | | 2014 |
| Where mountainy men have sown : war and peace in rebel Cork in the turbulent years, 1916-21 | Ó Súilleabháin, Mícheál | Monograph or Collective Volume | Mercier | 2013 |
| Winnie & George. An unlikely union | Murphy, Allison | Monograph or Collective Volume | Mercier Press | 2017 |