File of MS and TS letters between Etienne Rynne and others including Prof. L. Charles (NCAD, Dublin); Oliver Snoddy (National Museum of Ireland); A.T. Lucas (National Museum of Ireland); Rev. T.V. Macnamara; John Counihan; Madame Francoise Kergourlay; J. Sournia; [Evelyn] Montague, wife of poet John Montague; Michael McGee.
File of MS and TS letters between Etienne Rynne and others including Danny Donnelly; Raghnall Ó Fhloinn; Francis [Breur]; Prof. Daibhí Ó Croinín; Prof. Jack D. Forbes; Hernan Turner; F.X. Martin; Barbara Young; John F. Mahony; Catryn Power; Amanda Maerz; Elizabeth Twohig.
File of MS and TS letters between Etienne Rynne and others including Dr. Peter Vincent; Mainchín Seoighe (Kilmallock), George Mulqueen; Peter Kelly; Alexander Mateev; Eimear Hughes; Eamonn P. Kelly; Dr. Gabriel Cooney; Olive Alcock; Christy Killeen; Aida Monsell; Breda Conway; Paul McMahon; Paul Walsh; Judith McCarthy; Michael Mitchell; Edward Bourke; Robert Burke; Raymond Corcoran and others.
File of MS and TS letters between Etienne Rynne and others including James Ryan; Kevin Myers (Via the Irish Times); Maurna Crozier; Marion Meek; Dr. Róisín Kennedy; Risteárd Mulcahy (son of General Richard Mulcahy); Geraldine Carville; Fred Bazler; Eithne Mhic Aoidh; Rev. John Flannery P.P.; Konrad Dechant and others.
Letters between Etienne Rynne and Customs Office; re. importation of Copeland-Chatterson Index Cards.
Letter from G.A. Hayes-McCoy, Professor of History at UCG, to Etienne Rynne, forwarding on two maps of Roscommon left for the attention of Rynne by Colonel Cyril Mattimoe.
Correspondence between Etienne Rynne and Linda Ballard of the Ulster Folk and Transport Museum discussing Ballard's research on "Dressing for Death" and funerary customs.
Correspondence between Etienne Rynne and Professor Colm Ó hEocha, President, University College Galway (UCG) regarding Japanese artefacts and suit of armour in possession by the University and discussing their future curation.
Correspondence in file labelled "Things to be Done", mainly letters between Etienne Rynne and Joseph Raftery, National Museum of Ireland, A.T. Lucas, National Museum of Ireland. Maps and black and white photographic prints also included.
Files relating to committees, societies and organisations that Etienne Ryne served as a member of or contributed to over the course of his career.