| 'A plague of minorities' | Martyn, Edward | Article in Book | Penguin Ireland | 2016 |
| 'Better remain in our ignorance' | Ryan, John | Article in Book | | 2016 |
| 'From the pulpit the Treaty is being rammed down our throats' | Rice, Ellie | Article in Book | Penguin Ireland | 2016 |
| 'On the straight road to massacre' | Green, Alice Stopford, 1847–1929 | Article in Book | | 2016 |
| 'Seditious literature' and a burning piano | Casement, Tom | Article in Book | | 2016 |
| 'Stamp out this vermin' | Wilson, Henry, Sir | Article in Book | | 2016 |
| 'The strong thing is the just thing' | Hayes, RichardLynn, Kathleen | Article in Book | | 2016 |
| A bishop backs Sinn Féin | Fogarty, Michael, Bishop of Killaloe | Article in Book | | 2016 |
| A Black and Tan wtites to his mother | 'Charlie'An RIC Auxiliary or 'Black and Tan' | Article in Book | | 2016 |
| A country in limbo | Robinson, C.H. | Article in Book | | 2016 |
| A farewell to the Civil War | O'Donoghue, Florence | Article in Book | | 2016 |
| A father and son differ over the Civil War | Sweetman, John | Article in Book | | 2016 |
| A poteen raid | Tummon, Francis | Article in Book | | 2016 |
| A reply to Winston Churchill | de Valera, Éamon | Article in Book | | 2016 |
| A society on the run : a psychology of Northern Ireland | Fields, Rona M. | Monograph or Collective Volume | Penguin Education | 1973 |
| A Southern unionist on nationalism in Cork | Franks, M. H. (Harry) | Article in Book | | 2016 |
| Adomnán of Iona : life of St Columba | | Monograph or Collective Volume | Penguin | 1995 |
| Alfie : the life and times of Alfie Byrne | White, Trevor | Monograph or Collective Volume | Penguin Ireland | 2017 |
| Altar boy : a story of life after abuse | Madden, Andrew | Monograph or Collective Volume | Penguin | 2003 |
| An Irish Unionist advises the British establishment | Cabinet Paper | Article in Book | | 2016 |
| Anglo Republic : inside the bank that broke Ireland | Carswell, Simon | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Badfellas | Williams, Paul | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Bard of Erin : the life of Thomas Moore | Kelly, Ronan | Monograph or Collective Volume | Penguin Ireland | 2008 |
| Beating the terrorists? : interrogation at Omagh, Gough and Castlereagh | Taylor, Peter, 1942- | Monograph or Collective Volume | Penguin | 1980 |
| Big houses under threat | Browne, Geoffrey Henry, 3rd Baron Oranmore and Browne, 1st Baron Mereworth, 1861-1927, born Browne-Guthrie, Geoffrey Henry | Article in Book | | 2016 |
| Bread panic in Rathmines | Moylan, T. K. | Article in Book | | 2016 |
| Breakfast with Anglo : a developer takes us inside the Irish property bubble : from muddy fields to bank boardrooms to the Four Courts | Kelly, Simon | Monograph or Collective Volume | Penguin Ireland | 2010 |
| Bust : how the courts have exposed the rotten heart of the Irish economy | McDonald, Dearbhail | Monograph or Collective Volume | Penguin Ireland | 2010 |
| Christmas in Letterfrack | Tyrrell, Peter | Article in Book | | 2016 |
| Circles around the sun : in search of a lost brother | McCloskey, Molly | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Citizen Quinn : a man, an empire and a family | Daly, GavinKehoe, Ian | Monograph or Collective Volume | Penguin Ireland | 2013 |
| Connemara : a little Gaelic Kingdom | Robinson, Tim | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Connemara : listening to the wind | Robinson, Tim | Monograph or Collective Volume | Penguin Ireland | 2006 |
| Court in a cowshed | Kinsella, Joseph | Article in Book | | 2016 |
| Disorganised crime | Croghan, Alan | Monograph or Collective Volume | Penguin Ireland | 2013 |
| Divided Ulster | De Paor, Liam | Monograph or Collective Volume | Penguin | 1970 |
| Double jeopardy : the retrial of the Guildford Four | Bennett, Ronan | Monograph or Collective Volume | Penguin | 1993 |
| Dublin : the chaos years : how the Dubs made a mess of things for so long - and how they turned it around | Cotter, Neil | Monograph or Collective Volume | Penguin Ireland | 2018 |
| Dublin after the executions | Dillon, John | Article in Book | | 2016 |
| Dublin v. Kerry : the story of the epic rivalry that changed Irish sport | Humphries, Tom | Monograph or Collective Volume | Penguin Ireland | 2006 |
| Eleven houses : a memoir of childhood | Fitz-Simon, Christopher | Monograph or Collective Volume | Penguin Ireland | 2007 |
| Falling blossom : a British officer's enduring love for a Japanese woman | Pagnamenta, PeterWilliams, Momoko | Monograph or Collective Volume | Century | 2006 |
| From Borroloola to Mangerton mountain : travels and stories from Ireland's most beloved broadcaster | Ó Muircheartaigh, Micheál | Monograph or Collective Volume | Penguin Books | 2006 |
| From Dún Síon to Croke Park : the autobiography | Ó Muircheartaigh, Micheál | Monograph or Collective Volume | Penguin | 2004 |
| Gaels v jazz | Conefrey, Peter (pen-name Lia Fáil) | Article in Book | | 2016 |
| Giraldus Cambrensis : The first version of the Topography of Ireland | | Monograph or Collective Volume | | 1951 |
| Great Irish reportage | | Monograph or Collective Volume | Penguin Ireland | 2013 |
| Hiring fairs | Blair, May | Article in Book | | 2016 |
| How Ireland really went bust | Cooper, Matt, 1965- | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Hurling : the revolution years | Walsh, Denis | Monograph or Collective Volume | Penguin | 2005 |
| In defence of the Dublin accent | Clery, Arthur | Article in Book | | 2016 |
| In defence of the Treaty | Collins, Michael | Article in Book | Penguin Ireland | 2016 |
| In the dark room : a journey in memory | Dillon, Brian | Monograph or Collective Volume | Penguin | 2005 |
| In the shadow of the eighth : my forty years working for women's health in Ireland | Boylan, Peter | Monograph or Collective Volume | Penguin Ireland | 2019 |
| Ireland : a positive proposal | Boyle, KevinHadden, Tom | Monograph or Collective Volume | Penguin | 1985 |
| Ireland and the Irish : portrait of a changing society | Ardagh, John | Monograph or Collective Volume | Penguin Books | 1995 |
| Ireland since 1939 : the persistance of conflict | Patterson, Henry | Monograph or Collective Volume | Penguin Ireland | 2006 |
| Ireland: the autobiography. One hundred years in the life of the nation, told by its people | | Monograph or Collective Volume | Penguin Ireland | 2016 |
| James Connolly's farewell | Connolly, Nora | Article in Book | | 2016 |
| Joe Dolan : the official biography | Casey, Ronan | Monograph or Collective Volume | Penguin Ireland | 2008 |
| Jonathan Swift : the reluctant rebel | Stubbs, Jonathan | Monograph or Collective Volume | Viking:Penguin | 2016 |
| Lady Gregory meets Seán O'Casey | Gregory, Augusta | Article in Book | | 2016 |
| Last letter of a condemned man | Childers, Erskine | Article in Book | | 2016 |
| Luck and the Irish : a brief history of change, c. 1970-2000 | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Monograph or Collective Volume | Penguin/Allen Lane | 2007 |
| Michael O'Leary : a life in full flight | Ruddock, Alan | Monograph or Collective Volume | Penguin Ireland | 2007 |
| Michael O'Leary : turbulent times for the man who made Ryanair | Cooper, Matt | Monograph or Collective Volume | penguin Ireland | 2018 |
| Myths and legends of the Celts | MacKillop, James | Monograph or Collective Volume | Penguin | 2005 |
| Nell | McCafferty, Nell | Monograph or Collective Volume | Penguin | 2004 |
| North Leinster : the counties of Longford, Louth, Meath and Westmeath | Casey, ChristineRowan, Alistair | Monograph or Collective Volume | Penguin | 1993 |
| Northern Ireland : the choice | Boyle, KevinHadden, Tom | Monograph or Collective Volume | Penguin | 1994 |
| On the language fanatics | Dillon, JohnDillon, Myles | Article in Book | | 2016 |
| Our neglected heritage | Curran, C.P. | Article in Book | | 2016 |
| Passage to Britain : immigration in British history and politics | Walvin, James | Monograph or Collective Volume | Penguin | 1984 |
| Pearse writes to his mother | Pearse, Patrick Henry, 1879-1916 | Article in Book | | 2016 |
| Political murder in Northern Ireland | Dillon, MartinLehane, Denis | Monograph or Collective Volume | Penguin | 1973 |
| Proved Innocent | Conlon, Gerry | Monograph or Collective Volume | Penguin Books | 1991 |
| Queen of the Ploughing : my story | McHugh, Anna May | Monograph or Collective Volume | Penguin Ireland | 2017 |
| Rebels : voices from the Easter Rising | McGarry, Fearghal | Monograph or Collective Volume | Penguin Ireland | 2011 |
| Republic of shame : stories from Ireland's institutions for 'fallen women' | Hogan, Caelainn | Monograph or Collective Volume | Penguin Ireland | 2019 |
| Restoration. Charles II and His Kingdoms, 1660-1685 | Harris, Tim | Monograph or Collective Volume | Penguin | 2005 |
| Ronnie | Fallon, B. P.Hanrahan, MichaelKane, Michael H.Sheahan,, JohnToibin, Niall | Monograph or Collective Volume | Penguin Ireland | 2008 |
| Sectarianism in the Belfast shipyards | Carson, EdwardCunningham, MichaelDevlin, JoeLLoyd George, David | Article in Book | | 2016 |
| Selected writings | Connolly, James, 1868-1916 | Monograph or Collective Volume | Pluto | 1997 |
| Selected writings | | Monograph or Collective Volume | Penguin | 1973 |
| Showtime : the inside story of Fianna Fáil in power | Leahy, Pat | Monograph or Collective Volume | Penguin Ireland | 2009 |
| Smuggling Michael Collins into police HQ | Broy, Eamon | Article in Book | | 2016 |
| Sonia : my story | Humphries, TomO'Sullivan, Sonia, | Monograph or Collective Volume | Penguin Ireland | 2008 |
| States of terror : democracy and political violence | Taylor, Peter, 1942- | Monograph or Collective Volume | Penguin | 1994 |
| The 'foul methods' of the first Dáil | Walsh, J. J. | Article in Book | | 2016 |
| The bankers : how the banks brought Ireland to its knees | Ross, Shane | Monograph or Collective Volume | Penguin Ireland | 2009 |
| The battle of Bogside | Limpkin, Clive | Monograph or Collective Volume | Penguin | 1972 |
| The Belfast Blitz | Ambrose, Alfred | Article in Book | | 2016 |
| The Book of Taliesin: Poems of warfare and praise in an enchanted Britain | Taliesin | Monograph or Collective Volume | Penguin Classics | 2019 |
| The builders : how a small group of property developers fuelled the building boom and transformed Ireland | McDonald, Frank,Sheridan, Kathy | Monograph or Collective Volume | Penguin Ireland | 2008 |
| The buildings of England, Ireland, Scotland and Wales : a short history and bibliography | Cherry, Bridget | Monograph or Collective Volume | Penguin Collectors' Society for the Pevsner Memorial Trust | 1998 |
| The burning of Graiguenoe Park | Good, Anne | Article in Book | | 2016 |
| The Celts | Chadwick, Nora Kershaw, 1891-1972 | Monograph or Collective Volume | Penguin | 1970 |
| The Civil War in Connemara | Kelly, William | Article in Book | | 2016 |
| The crocodile by the door : the story of a house, a farm and a family | Guinness, Selina | Monograph or Collective Volume | Penguin Ireland | 2012 |
| The FitzPatrick tapes | Carey, BrianLyons, Tom, | Monograph or Collective Volume | Penguin | 2011 |
| The good room : how Ireland ended up in a debtors' prison - and how we can break free | McWilliams, David | Monograph or Collective Volume | Penguin | 2012 |
| The governor : [the life and times of the man who ran Mountjoy] | Lonergan, John | Monograph or Collective Volume | Penguin Ireland | 2010 |
| The great explosion : gunpowder, the Great War, and a disaster on the Kent marshes | Dillon, Brian | Monograph or Collective Volume | Penguin Ireland | 2015 |
| The hurlers : the first All-Ireland championship and the making of modern hurling | Rouse, Paul | Monograph or Collective Volume | Penguin | 2018 |
| The Irish | Ó Faoláin, Seán | Monograph or Collective Volume | Penguin | 1969 |
| The Irish | O'Faolain, Sean | Monograph or Collective Volume | Penguin | 1947 |
| The Irish story : telling tales and making it up in Ireland | Foster, R. F. (Robert Fitzroy) (Roy), 1949- | Monograph or Collective Volume | Allen Lane: The Penguin Press | 2001 |
| The Irish way: becoming American in the multiethnic city | Barrett, James R. | Monograph or Collective Volume | Penguin | 2012 |
| The last days of Terence MacSwiney | O'Brien, Art | Article in Book | | 2016 |
| The long way to O'Connell Street | Price, Leslie (de Barra, Leslie) | Article in Book | | 2016 |
| The lost revolution : The story of the Official IRA and the Workers' Party | Hanley, BrianMillar, Scott | Monograph or Collective Volume | Penguin Ireland | 2009 |
| The murder of Francis Sheehy Skeffington | Sheehy Skeffington, Hanna | Article in Book | | 2016 |
| The patriarch : The remarkable life and turbulent times of Joseph P. Kennedy | Nasaw, David | Monograph or Collective Volume | Penguin Press | 2012 |
| The Penguin atlas of British and Irish history | | Monograph or Collective Volume | Penguin | 2001 |
| The Penguin book of Irish verse | | Monograph or Collective Volume | [s.n.] | 1981 |
| The Penguin dictionary of surnames | Cottle, Basil | Monograph or Collective Volume | | 1967 |
| The Penguin guide to the superstitions of Britain and Ireland | Roud, Stephen | Monograph or Collective Volume | Penguin Books | 2003 |
| The Polish revolution Solidarity | Garton Ash, Timothy | Monograph or Collective Volume | Penguin | 1999 |
| The protestant inheritance and the new Ireland | Gwynn, E.J. (Edward John) | Article in Book | | 2016 |
| The reception of The plough and the stars | Holloway, Joseph | Article in Book | | 2016 |
| The returned Yank | Hackett, Frances | Article in Book | | 2016 |
| The rising : seen by a postal worker | Dempsey, Michael | Article in Book | | 2016 |
| The rising : seen from Archbishop's House | Curran, Michael J | Article in Book | | 2016 |
| The Rising : seen from the Shelbourne Hotel | Bowen, Elizabeth Dorothea Cole, 1899–1973 | Article in Book | | 2016 |
| The rocky road | Dunphy, Eamon | Monograph or Collective Volume | Penguin Ireland | 2013 |
| 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 secret history of the IRA | Moloney, Ed, 1948- | Monograph or Collective Volume | Penguin | 2007 |
| The secret history of the IRA | Moloney, Ed, 1948- | Monograph or Collective Volume | Penguin | 2002 |
| The Supreme Court | Mac Cormaic, Ruadhán | Monograph or Collective Volume | Penguin Ireland | 2016 |
| The Supreme Court | Mac Cormaic, Ruadhari | Monograph or Collective Volume | Penguin Ireland | 2016 |
| The Treaty and 'shoneenism rampant' | MacSwiney, Mary | Article in Book | Penguin Ireland | 2016 |
| The untouchables : the people who helped wreck Ireland and are still running the show | Ross, Shane,Webb, Nick | Monograph or Collective Volume | Penguin Ireland | 2012 |
| Time added on : the autobiography | Hook, George, 1941- | Monograph or Collective Volume | Penguin | 2005 |
| Time! Gentlemen | Moran, D. P. | Article in Book | | 2016 |
| Titanic | | Article in Journal | Penguin | 1999 |
| UDA : inside the heart of loyalist terror | Cusack, JimMcDonald, Henry | Monograph or Collective Volume | Penguin | 2005 |
| Ulstermen at the Somme | Singleton, H., MajorTwo Veterans | Article in Book | | 2016 |
| Violence and 'the true drama of Irish nationhood' | Shaw, Francis | Article in Book | | 2016 |
| War and an Irish town | McCann, Eamon | Monograph or Collective Volume | Penguin | 1974 |
| Wasters : the people who squander your taxes on white-elephant projects, international junkets and favours for their mates - and how they get away with it | Ross, ShaneWebb, Nick | Monograph or Collective Volume | Penguin Ireland | 2010 |
| When the Irish invaded Canada : the incredible true story of the Civil War veterans who fought for Ireland's freedom | Klein, Christopher | Monograph or Collective Volume | Doubleday (division of Penguin) | 2019 |
| Who really runs Ireland? The story of the elite who led Ireland from bust to boom ... and back again | Cooper, Matt, 1965- | Monograph or Collective Volume | Penguin Ireland | 2010 |
| Who really runs Ireland? The story of the elite who led Ireland from bust to boom ... and back again | Cooper, Matt, 1965- | Monograph or Collective Volume | Penguin Ireland | 2009 |
| Would the real Gerry Ryan please stand up | Ryan, Gerry | Monograph or Collective Volume | Penguin Ireland | 2008 |
| Yes, Taoiseach : Irish politics from behind closed doors | Dunlop, Frank | Monograph or Collective Volume | Penguin | 2004 |
| Yours, Convict 12 | Markievicz, Constance | Article in Book | | 2016 |