| Catholic emancipation : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Dublin, 1913 - strike and lockout | McCarthy, John PaulO'Riordan, Tomás | Article in Book | | 2011 |
| Dublin, 1913 - strike and lockout : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Early history of the Gaelic Athletic Association, 1884-91 : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Home Rule and the elections of 1885-6 | O'Riordan, Tomás | Article in Book | | 2011 |
| Home Rule and the elections of 1885-6 : documents | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| Ireland, 1815-70 : emancipation, famine and religion | | Monograph or Collective Volume | Four Courts | 2011 |
| Ireland, 1870-1914: coercion and conciliation | | Monograph or Collective Volume | Four Courts | 2011 |
| Key concepts | Fitzpatrick, MargaretHartnett, Eoin,O'Riordan, TomásÓ Corráin, Donnchadh, | Article in Book | | 2011 |
| Key concepts | Fitzpatrick, MargaretHartnett, Eoin,Maguire, Fidelma,McCarthy, John Paul,O'Riordan, TomásÓ Corráin, Donnchadh, | Article in Book | | 2011 |
| Key personalities | Fitzpatrick, Margaret,Hartnett, Eoin,O'Riordan, TomásÓ Corráin, Donnchadh, | Article in Book | | 2011 |
| Key personalities | Fitzpatrick, Margaret,Hartnett, Eoin,Maguire, Fidelma,O'Riordan, TomásÓ Corráin, Donnchadh, | Article in Book | | 2011 |
| Private responses to the Great Famine : documents | Kinealy, ChristineO'Riordan, Tomás | Article in Book | | 2011 |
| The campaign for Catholic emancipation, 1823-9 | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| The introduction of the potato into Ireland | O'Riordan, Tomás | Article in Journal | | 2001 |
| The synod of Thurles, 1850 : discipline and education | Doherty, Gillian M.,O'Riordan, Tomás | Article in Book | | 2011 |
| The Synod of Thurles, 1850 : documents | MacCarthy, John Paul,O'Riordan, Tomás | Article in Book | | 2011 |
| The theft of the Irish crown jewels, 1907 | O'Riordan, Tomás | Article in Journal | | 2001 |