This fonds consists of miscellaneous designs by Cooper & Beatty, Limited, Toronto, for advertisements, invitations, cards, etc. Also included are various designs with the Trent University crest, as well as Cooper & Beatty's "The Metal Book" with available type settings on metal plates.

This addition to the fonds consists of correspondence between Scott Medd and his sister Miss Mary Medd of Peterborough, Ontario. The correspondence is from the later period of their lives. There are also photographs of the Medd and Daniels families.

This addition to the fonds consists of correspondence, publicity materials, posters, film journals and magazines, buttons, t-shirts, tickets, administrative records and film catalogues of the Canadian Images film festival held in Peterborough annually from 1978 to 1984.

Collection consists of miscellaneous photographs, engravings, posters, broadsides, and a newspaper supplement.

The fonds consists of the diaries of Harriet Pengelley (1835-1836), Robert Pengelley (1835), and A.E. Marguerite (Rita) Pengelley (1940-1941); correspondence; sketchbooks (1829-1830); drawings; and photographs. In 1994, an addition was made to the fonds which included a photocopy of a diary of Robert Pengelley (1837-1840) and textual records regarding the Pengelley family. In 2018, an addition of Pengelley family genealogical information was received. Some of the diaries have typewritten transcripts attached.

This addition to the fonds consists of newspaper clippings, correspondence, photographs, music books, notes and memorabilia concerning various parts of Peterborough County.

This fonds consists a diary (1863-1864) of M.A. Farrar and 12 drawings, etchings, watercolours and sketches by M.A. Farrar, genealogical information re the Farrar family, and photographs of Farrar and family members.

This fonds consists of two colour prints of Cobourg. One is of the lighthouse, entitled "Light Tower, near Coburg", by W.H. Bartlett and C. Cousen and the other is of Cobourg Harbour, entitled "Coburg", by W.H. Bartlett and R. Wallis.