[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, concerning Count Charles MacDonnell's letter.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, discussing the O'Neill genealogy.]

[Letter and note from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves (Ballymena, Co. Antrim), discussing the O'Neill and O'Donnell genealogies.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves (Parsonage House, Ballymena, Co. Antrim), discussing Reeves's work, and deploring the decline of interest in Gaelic literature.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, discussing the reviews of Reeves's new book.]