File of letters from editorial staff at Atlantic Monthly Press, namely Peter Davison, and also from Robert Manning (Editor in Chief) and Peter du Sautoy. Letter to McGahern sending acceptance on publishing of story "The Recruiting Officer" and wishing he could take "Korea" also (10 July 1969); Letter from Davison to McGahern sending admiration for "Night Lines" and wider comments on the book and on wider publishing contract discussions (24 Feb 1970); Letter from Davison enquiring if McGahern's novel is progressing and adds comments on sales figures for "Night Lines" (10 Aug 1971); Letter from Davison with comments on sales figures for "The Leavetaking" (9 May 1975). Letter from Davison to McGahern sending comments regarding rejection of a story submitted which is deemed to "produce an impression of foreign-ness" to American readers. Adds further comments on sales figures for "The Leavetaking". Letter discussion re. the near final draft of novel by McGahern (23 Aug 1971). Letter from de Sautoy sending comments on "Amongst Women" (7 May 1990).
Also copy letter from Natalie Greenberg, Atlantic Monthly Press, Sep 2, 1970, with some follow up queries to McGahern about edits for "Nightlines".

File of MS letters from Marchioness and Ava Dufferin, inviting McGahern to dinner at Clandeboye Festival, Bangor, Co. Down, which will also be attended by Iris Murdoch and her husband John Bayley. Other letter and a telegram also included.

MS letter from Barbara and George Dudley, New York, to John McGahern, sending word of them looking forward to an upcoming talk and reading by McGahern at a local State University.

File of MS and TS letters from Joe Dowling, Artistic Director of the Abbey Theatre, Dublin, to John McGahern, sending an expression of interest for receipt of a play by McGahern for consideration should he wish, and with further added comments on McGahern's writing from Dowling.

MS letters from Jane Davis to John McGahern. Davis was editor of The Reader magazine, and writing from c/o the Dept of English, University of Liverpool. Davis writes seeking a story by McGahern for inclusion in a future issue of the magazine. He offers to include "Reading and Writing", previously published but offered as a re-print to the magazine. Davis sends comments and thanks for the offer.

File of letters and cards from poet Paul Durcan to John McGahern. Includes typescript poem by Durcan, "The Wood", and noted as being "For John and Madeline" and sign "Paul March 1976"; Letter dated 17 Jul 1986 following Durcan's move to Dingle after 13 years with the BBC, discusses McGahern's volume "High Ground"; Letter with detailed comments after reading "Amongst Women" (30 Aug 1990); Letter referencing McGahern's speech on the induction of Deirdre [ ] into Áosdána (20 Oct 1997); Letter to Madeline, with good wishes to John as he is away at a reading event (22 Jul 2002); Letter to John McGahern with detailed comments on the passing of his mother, describing her as a small bord (15 Mar 2004); Letter to McGahern with updates from Durcan's recent visit to family in Westport, Co. Mayo and also where he attended a ceremony officiated by Archbishop of Tuam, Michael Neary (6 May 2000); Letter sending "love and admiration" following viewing a TV special dedicated to McGahern. (12 Jan 2005).

File of letters and cards from Bill Dumbleton, professor emeritus of English, University at Albany, with personal comments, comments on McGahern's writing, and of meetings with the McGaherns while in Ireland.

File of MS and TS letters to John McGahern from Frank Dolan (2006) with descriptions of growing up in Leitrim and of people and places in the area; from Bill Doheny (n.d.); Gerry Dukes regarding the GPA book prize for which McGahern was nominated and with details of the television ceremony to be attended by John Updike (1992) also letter thanking McGaherns for meeting with Dukes (2005); from Luke Dodd with comments after having read 'Memoir'; and from John Donegan (letters of 1988-1993) also a primary teacher and with details re. his own father being a Garda sergeant and who had a connection to Frank McGahern Snr.

Letters from Simone Gallimard, Publisher, to John McGahern. Letters in French.

MS letter from Christiane Gresset to John and Madeline McGahern.