Letters between the Royal Irish Academy, Dublin and various contributors of articles on aspects of Irish Archaeology, which were in turn commented on for editorial review by Etienne Rynne.

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.

File includes correspondence between Etienne Rynne and primarily John Waterer of the Museum of Leathercraft, London, with correspondence also from David Harden, Director of the London Museum, and others, regarding archaeological finds of leather satchels and leather objects.

Letters between Etienne Rynne and artist Tom Turley regarding illustrations by Turley for inclusion in the volume "Figures from the Past" which was edited by Etienne Rynne.

Correspondence between Etienne Rynne and Georgina Plowright, Assistant Curator in Archaeology and History, City of Bristol Museum and Art Gallery, enclosing a register of all Irish-related artefacts in the museum.

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.

File includes letters sent to Etienne Rynne from academics and researchers regarding aspects of weapons in Irish history.

Correspondence between Etienne Rynne and Athenry Heritage Committee, including minutes of meetings and documents on ongoing heritage committee projects.

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.

Letters between Etienne Rynne and W.D Lamont, Glasgow Archaeological Society; David Caldwell of the National Museum of Antiquities Scotland; Patrick Hollan and Pat Sheehan; mostly regarding a lecture on The Celtic Renaissance by Rynne.