[Letter from Tomás de Bhaldraithe to Miss Fionnuala Duane (4 Richmond House, Richmond Hill, Monkstown, Blackrock, Co. Dublin), giving an initial opinion on the Ó Dálaigh manuscript.]

[Letter from Fionnuala Duane (23 Eaton Square, Monkstown, Blackrock, Co. Dublin) to Professor [Tomás de Bhaldraithe], discussing a recent book by de Bhaldraithe; and informing him of letters written by Seán Ó Dálaigh to her father.]

[Letter from Marion Gunn (Seomra C215, Áras J. H. Newman, An Coláiste Ollscoile, Baile Átha Cliath 4) to Fionnuala Duane (4 Richmond House, Richmond Hill, Monkstown, Blackrock, Co. Dublin), enquiring about letters written by Seán Ó Dálaigh to Duane's father.]

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

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

[Letter from Robert Shipboy McAdam (18 College Square, Belfast) to Eugene O'Curry (Royal Irish Academy), regarding various Irish manuscripts.]

[Galley proof of a letter from Charles Graves to Edward Clibborn, regarding the purchase of a collection of manuscripts from Sir William Betham.]

[Letter from Thomas Witherow (College Hill, Londonderry) to William Frazer, regarding Witherow's gift of his "Historical Memorials" to the library of the Royal Irish Academy and thanking Frazer for his assistance with copying the "Derry MS".]

Letter from Sir Herbert John Clifford Grierson (7 King's Gate, Aberdeen) to Professor [Edward] Dowden, regarding the loan and proof-reading of various texts and manuscripts.

[Letter from J. Edenburgen (Lynn House, Gillsland Road, Edinburgh) to William Frazer, concerning the miniatures of the Queen Margaret Gospel Book and its reproduction, sponsored by the Marquis of Bute.]

[Letter from Johannes Donovannides [John O'Donovan] (36 Buckingham Street, Dublin) to William Reeves (Ballymena, Co. Antrim), regarding his plan to contact the Pope, and discussing O'Curry and the Royal Irish Academy.]

[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 (36 Buckingham Street, Dublin) to William Reeves, discussing different Irish manuscripts.]

[Letter from John O'Donovan (19 St. John's Road, Oxford) to James Henthorn Todd, discussing Laud 615 and some poems of Columkille in the Bodleian Library.]

[Letter from John O'Donovan (36 Buckingham Street, Dublin) to William Reeves, discussing the meaning of the Irish word Drui or Drai.]