Correspondence between John O'Donovan (1809-1861), and, principally, William Reeves (1815-1892): eighty letters (1832-1860) and twenty-six undated note fragments.
[Letters from John O'Donovan, Dublin to William Reeves (Diocesan School, Ballymena, Co. Antrim), discussing his and O'Curry's transcription of the Brehon Laws.]
[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, discussing building projects of the Gaelic aristocracy in Ulster.]