| ID | Repository | Reference | Date | Description | Collection |
|---|---|---|---|---|---|
| 3680 | UCC Special Collections & Archives | U2/BE/ | 1896-1898 | Letters of O'Brien to Sophie O'Brien, 1896-1... | William O'Brien Papers |
| ID | Repository | Reference | Date | Description | Collection |
|---|---|---|---|---|---|
| 3680 | UCC Special Collections & Archives | U2/BE/ | 1896-1898 | Letters of O'Brien to Sophie O'Brien, 1896-1... | William O'Brien Papers |