| Reference Number | Title | Date |
| DC/5/15/3 | Letter from Corrigan to Parkinson-Fortescue | 7 July 1874 |
| DC/5/15/8 | Letter from Parkinson-Fortescue to Dominic Corrigan | 17 July 1873 |
| DC/4/1/16 | Letter from Parkinson-Fortescue | 5 January 1866 |
| DC/5/15/1 | Letter from Chichester Parkinson-Fortescue | 24 June 1873 |
| DC/1/4/2/5 | Letter of congratulation | 20 January 1866 |
| DC/5/15/7 | Letter from Dominic Corrigan to Parkinson-Fortescue | 16 July 1873 |
| DC/5/15/11 | Letter from Parkinson-Fortescue to Dominic Corrigan | 21 July 1873 |
| DC/5/12 | Letters relating to Fenian Prisoners | 1870-1871 |