[Latin extract, probably in William Reeves's hand.]

[Letter from John O'Donovan (Trinity College, Dublin) to William Reeves, detailing the Ryeves genealogy.]

[Letter from William Reeves (Parsonage, Ballymena) to Eugene O'Curry, enquiring about the pedigree of MacArtan.]

[Letter, probably from William Reeves, to an unidentified recipient, concerning extracts from Adamnan Book II.]

[Irish verses and words, probably in William Reeves's hand, and English translations supplied by John O'Donovan.]

[Letter from William Reeves to John O'Donovan, mainly concerning Irish place names, incorporating O'Donovan's response.]

[List of queries, probably in William Reeves's hand, answered by John O'Donovan.]

[Letter from Arthur Blennerhassett Rowan, Archdeacon of Ardfert, to William Reeves, concerning a theory on St. Brendan's Voyage.]

[Letter from William Reeves (The Vicarage, Lusk, Co. Dublin) to John O'Donovan, asking for English translation of an Irish passage quoted in a work by Zeuss; includes O'Donovan's response.]

[Letter from William Reeves (Ballymena, County Antrim) to Eugene O'Curry, requesting information on genealogical matters.]

[Letter from John O'Donovan (Dublin) to William Reeves, discussing the meaning of the word Dobhar.]

[List of queries from William Reeves to John O'Donovan, incorporating O'Donovan's answers.]

[List of queries in William Reeves's hand, answered by John O'Donovan.]

[Letter from William Reeves ([Parsonage], Ballymena, Co. Antrim) to John O'Donovan, concerning mainly Irish place names; includes O'Donovan's response.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves, discussing the provenance of the Belfast bell, and referring to an internal dispute in the Royal Irish Academy.]

[Letter from William Reeves (Parsonage House, Ballymena, Co. Antrim) to John O'Donovan, concerning Irish place and family names; includes O'Donovan's response.]

[Letter from William Reeves ([Parsonage], Ballymena, Co. Antrim) to John O'Donovan, asking for some translations; includes O'Donovan's response.]

[Letter from John O'Donovan to William Reeves (Parsonage, Ballymena, Co. Antrim), describing his work on the Annals and commenting in passing on the Coercion Bill.]

[Letter from William Reeves ([Parsonage], Ballymena, Co. Antrim) to John O'Donovan, providing a new transcription of the Belfast bell inscription; includes O'Donovan's response.]

[List of queries, probably in William Reeves's hand, mainly concerning places and names of clans, answered by John O'Donovan.]

[Letter from John O'Donovan (8 Newcomen Place, North Strand, Dublin) to William Reeves (Parsonage House, Ballymena, Co. Antrim), discussing the O'Neill genealogy in the light of claims made by one Henry Alexander.]

[Letter from John O'Donovan to William Reeves, concerning the translation of the Culdei-celide De tract.]

[List of queries, probably in William Reeves's hand, answered by John O'Donovan.]

[Letter from John O'Donovan (Belfast) to William Reeves, regarding O'Donovan's time in Belfast.]