Two manuscript letters from Margaret McGahern to John (Sean) and Madeline McGahern, stating apologies for receiving post in error for John McGahern, and other letter with arranging of a visit in Leitrim.

Letters from Dympna McGahern to Sean (John) and Madeline McGahern. letters discuss family news, mentions of their father, news of their siblings and also includes a copy letter from John McGahern, 57 Howth Road, Dublin (c. late 1950s/early 1960s). He mentions "I always found I.R.A. narratives boring in the extreme".

File of manuscript letters from Monica McGahern to Sean (John) and Madeline McGahern. Also includes the text of remarks made by Monica on the occasion of the launch of the McGahern archive at NUI Galway.

MS letter from Francis 'Frank' McGahern to John McGahern, with details of arranging a meeting in London. Also includes printed booklet from the funeral of Frank McGahern, 1999, and also a memorial card for Frank McGahern.

Letters from Senator Joe O'Toole (and also Charlie McCreevy T.D., Minister for Finance) relating to efforts regarding pension payments from McGahern's time as a teacher.

MS letter from academic and historian, Gearóid Ó Tuathaigh, NUI Galway, to John McGahern.

File of manuscript letters and postcards from Denis O'Driscoll to John McGahern, sending comments and praise of McGahern's work, invitations to dinner with the lannan Foundation, thanks for receipt of "Stoner" by John Williams, comments on meeting with Derek Mahon, and other discussions on literary matters.

Manuscript letter from Fintan O'Toole, providing detailed feedback on McGahern's play, "The Power of Darkness".

File of letters from Neill Joy, Professor of Literature at Colgate University, New York, a colleague of John McGahern's when he taught there. Letters include detail of department/teaching matters at Colgate, McGahern's work there, comments on writing etc.

Manuscript letter from Margot Nichols to Madeline McGahern, discussing French travels, literature and plans to visit Ireland again sometime.