| 'Active service' : changing definitions | Brennan, Patrick | Article in Book | Óglaigh na hÉireann [Defence Forces Ireland] | 2012 |
| A brief description of the military bodies constiuting 'the Forces' as applicable to the Military Service Pensions Collection | Brennan, Patrick | Article in Book | | 2012 |
| Aspects of the Fenian movement in Kilkenny, 1858-70 | Brennan, Patrick Anthony | Thesis | | 1979 |
| Biographies of boards of assessors, referees and members of advisory committees | Brennan, Patrick | Article in Book | | 2012 |
| Origins, scope and content of the collection | Brennan, Patrick | Article in Book | | 2012 |