Fonds consists of materials relating to conferences, colloquiums, and workshops in which Professor John Marsh was involved, and to courses taught by Professor Marsh at Trent University. Also included is miscellaneous correspondence, and reports, submissions, papers, articles, and books written by and edited by Professor Marsh. Included in the fonds are four photographs and six cassette tapes.

This addition to the fonds consists of photocopies of correspondence of Anya Seton; a play called the "Rufus letters" 1890; a manuscript of a play; and an unpublished autobiography. The fonds also contains original manuscript and typescript articles by Elise Thompson including an interview, biographical notes and photocopies of articles on Seton. There are also photocopies of letters and documents pertaining to Seton's relationship with Grace Seton. As well in 1992 an inventory list was added of all Seton paintings in Philmot Ranch, Cimarron, New Mexico, including an inventory of Seton paintings in the Smithsonian as well as correspondence regarding a Seton painting.

Fonds consists of notes, manuscripts, papers and articles by Professor Kenneth Kidd; research materials in the form of photographs, maps, and copies of articles and diaries; family correspondence; genealogical information relating to the Kidd and Jebb families, and 2 numbered Fred Saggashi prints.

This fonds consists of the personal and collected papers of the Honourable Leslie M. Frost, former Premier of Ontario. It contains correspondence; letter books from World War I through his legal and political career to post-retirement phase of public and private directorships; scrapbooks of Leslie Frost and his wife Gertrude; and historical files on various subjects, including the Frost family, the Carew family, various political figures, and Victoria, Peterborough and Haliburton Counties. The fonds is especially valuable for the study of Conservatism and it includes collected campaign material from 1891 to 1971, material on federal and provincial elections, and original and copied historical material on many individuals and events. Also included in the fonds are photographs, miscellaneous graphic materials, and audio visual materials.

Fonds is comprised of 54 audio reel-to-reel tapes created by Lionel Rubinoff; the tapes are recordings of contributions by Professor Rubinoff to CBC Ideas and other CBC programs broadcast in the late 1960s and 1970s. Also included are recordings of various lectures and a Sony reel-to-reel tape player.

This fonds consists of minutes, financial records, scrapbooks and other records relating to the Lyceum Club and Women's Art Association of Peterborough. The scrapbooks contain articles on the clubs history as well as photographs and other notes of interest.