File consists of a framed portrait of Donald Theall while he was president and Vice-Chancellor (1980 to 1987).

File consists of one oversived photograph of Donald Theall during convocation.

Fonds pertains to the life of Theodore Thorne Hamilton (1890-1959) and his extended family. The documents, comprised of original letters, vital statistic certificates, photographs, and postcards, are interleaved with detailed biographical information compiled by the donor, Mr. Jim Hamilton, a second cousin (twice removed) of Theodore Thorne Hamilton. Included are approximately 100 photographs pertaining to the Skeena River flood of 1936, approximately 30 early 20th-century Bobcaygeon area postcards, and two Bibles.

File consists of photographs of Ron Thom (1923-1986). Ron Thom was the primary architect of Champlain College and Bata Library on Trent University's Symons Campus.

This fonds consists of various original and copied records of the business activities of Thomas Hay, and related family data, such as birth-death records, correspondence, drawings (technical and sketches) and photographs. A small genealogical table compiled by the archivist is enclosed.

Collection consists of correspondence, 1882-1899, and several envelopes dating 1870s to 1890s, most of which are addressed to Thomas Choate of Warsaw, and Mrs. John Moore [Cettie Choate, daughter of Thomas]; souvenir brochure of pictures of Peterborough, Ontario; Maccabees brochures; approximately 125 stereographs depicting scenery, architecture, and people in the U.S.A., Europe, and Canada; two photographs of the employees of Western Clock Company Limited of Peterborough, Ontario, 1938 and 1944; a temperance meeting poster for Warsaw, Ontario, 1858; and an electoral district of East Durham proclamation broadside, 1924. Also included is the Choate Family Bible donated and added to the collection in 2002. The bible contains genealogical information on the Choate family.

File consists of photographs of Thomas H.B. Symons and other unidentified individuals.

This fonds consists of the personal records of Professor Thomas H.B. Symons relating to his activities on various boards and committees as well as Trent University. It includes correspondence; addresses given; articles written; as well as manuscripts, typescripts and research notes, photographs and video tapes.

Fonds consists of personal records of Thomas H.B. Symons relating to his career and to his family. Included are records of his wife, Christine Symons, his children, Mary, Jeffrey, and Ryerson Symons, his father, Harry Lutz Symons, including his father's manuscript for "Three Ships West", and his mother, Dorothy Sarah (Bull) Symons. Also included are materials relating to Professor Symons' activities on various boards and committees, addresses, articles, manuscripts, typescripts, and correspondence, documents and notes concerning Trent University, Association of Commonwealth Universities, Celanese Canada, Science Council of Canada, Department of External Affairs, Royal Society of the Arts, Social Sciences and Humanities Research Council, etc.. Also included are photographs of Thomas H.B. Symons, Christine Symons, and His Royal Highness the Prince of Wales.

Fonds includes personal and business correspondence, notes, and documents. Also included are greeting cards, invitations, and photographs. Major categories include Trent University, Police Services Board (Peterborough), Trent-Severn Waterways, Bagnani Endowment Trust & Vogrie, Broadview Press, Ontario Heritage Press, Association of Commonwealth Studies, and Association of Commonwealth Universities.

Fonds consists of personal and business correspondence, notes, reports, minutes, invitations, and other documents pertaining to the life and career of Thomas H.B. Symons.

Fonds is comprised of personal and professional correspondence, newspaper clippings, honorary degrees and other documents pertaining to the life and career of Thomas H.B Symons. The newspaper clippings are on the subject of French as a second language in Ontario schools, the Sturgeon Falls School Crisis (1971), and the Ministerial Commission on French Language Secondary Education. Some of the correspondence and other documents pertain to the Mulholland Family (1961-1965).

Fonds consists of correspondence, reports, notes, papers, and research material relating to the Meta Incognita project.

File consists of photographs of Thomas H.B. Symons, Chuck Fraser and other unidentified individuals.

File consists of photographs of Chief Jacob (Jake) Thomas (d.1998). Jake Thomas was an educator of the Iroquoian Language and culture.

File consists of a photograph of Yves Thomas, who works with the Faculty of Cultural Studies at Trent University.

File consists of a photograph of Norma Thompson (1940-2016).

File consists of a photograph of Paul Thomson, the Associate Registrar (Enrolment Reporting) from 1995 to 1996.

This fonds contains a black and white photograph of Cyris T. Throop and a ticket to the Port Hope Skating Rink with Charles Throop as the manager.

This fonds consists of a blacksmith's account book belonging to John Tinney of Cavan, Ontario and a small pocket diary kept by a soldier, Hector Tinney who served overseas in World War I. Also included in the fonds are a number of post cards of Belleville, Ontario, Trenton in Ontario as well as a photograph of Hector Tinney and the Tinney blacksmith shop.