| 11192 | Trinity College Dublin, Manuscripts and Archives Department | TCDMss7762-7772 | 1768-1890 | Correspondence of the family of William Rowan Hamilt... | Hamilton-O'Regan Papers |
| 11263 | Trinity College Dublin, Manuscripts and Archives Department | TCDMss7762-7772 | 1858-1859 | Letters from Mary Ward, nee King (1827-1889), artist... | Hamilton Papers |