[Letter from John O'Donovan (Ulster Railway Hotel, Belfast, Co. Antrim), to William Reeves, concerning a Life of Patrick in one of MacAdam's vellum manuscripts.]

[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, concerning the Life of Patrick.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, requesting a third opinion on deciphering MacDonnell's deed, and discussing the current census and the state of the Irish language.]

[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, concerning a request from Robert MacAdam, and discussing Reeves's work on Life of Patrick.]