| Leamanach and Dromoland : the O'Brien Ambition Part II. 'Obliges, me to dip my Hands in Mortar' : Catherine O'Brien's influence at Dromoland | O'Kane, Finola | Article in Journal | | 2004 |
| The Emergency years - a vignette | O'Brien, Grania R. | Article in Journal | | 2005 |
| The Inchiquin collection: a new perspective on an ancient Clare family | Berry, Róisín | Article in Journal | | 2006 |
| The lost houses of Ireland : a chronicle of great houses and the families who lived there | MacDonnell, Randal | Monograph or Collective Volume | Weidenfeld and Nicolson | 2002 |