This fonds consists of minutes, correspondence, pamphlets, placemats and a booklet By Lake and By Lock produced by Heritage Peterborough to raise public awareness of history and heritage buildings in the city and county of Peterborough.

This fonds consists of various Heritage Peterborough administrative documents including minutes, a manual, statements, budgets, etc. Also included are various materials and correspondence relating to historical sights in and around Peterborough.

Fonds consists of family and business records pertaining to Howard Borden Hamilton and his company, "Howard Hamilton", later known as "Hamilton Holiday Homes", located in McCracken's Landing, Ontario.

Included in Box 1 are company financial records, wage records, time logs, inventory records, building permits lists, etc. (1937-1981).

Included in Box 2 are business receipts (1979-1981); George Wade bills, etc. (1961-1962); deeds and property documents (1937-1974); Gwendolen Hanley documents relating to various shares, and to the Parkside Motel, Otonabee Township, Ontario, and Forest Plaza Hotel, Mount Forest, Ontario (1963-1972); and Herczeg, Perlus, and Okany building plans (1971).

Also included are miscellaneous family records, and a folder of local business receipts issued to William Crowe of Stoney Lake, Ontario, and Jordon Crowe (1883-1924), a "Pathmasters" list, and "Heart Receipt", a recipe for heart ailments.

Located in the Large Materials Cabinet are building plans for cottages, homes, and decks at properties belonging to [Keith McKerracher] (1965), Order of the Eastern Star (1972), Clementi Lodge House, Lakefield (1973), D. Bell (1976), Domal-Marine Div. (1980), Marvin McDermot (1982), and J. Webster (1982).

This fonds consists of letters from a servant girl, Isabella Brownlie in Otonabee to her brother Claud in Scotland. After 1845, the letters are from Isabella and her husband James Miller. The fonds also contains two photographs, one of Isabella's brother, Claud Brownlie, with his wife, Elizabeth [Kendrick], and the second of Claud Brownlie alone, as well as a diploma for Thomas Menzies Miller, 1891.

Fonds consists of one copybook of arithmetic exercises belonging to Isabella Miller, Otonabee Township.

The three photographs are of a logging crew, ca. 1902, a member of which is George Noyes, who helped build the Peterborough Lift Lock; George Noyes aboard the "Bob Hall" (boat); and the "Bob Hall" anchored at a dock. One additional photograph added in 2007 is an 8" x 10" photograph of a logging crew which included George Noyes in the back row, looking away from the camera.

This fonds consists of miscellaneous documents including Alexander Edmison's diary, a typescript of "Alex's Day", photographs, etc.

This fonds consists of research papers and notes pertaining to the publication of the Peterborough Historical Atlas in 1975 and the subsequent activities of the Peterborough Atlas Foundation.

Fonds consists of correspondence, manuscripts, published papers and booklets, and research materials relating to the many papers, articles, and books written by Jean Murray Cole

Fonds consists of research materials relating to early nineteenth-century Irish immigrants, Thomas Alexander Stewart and Frances Browne Stewart, of Douro Township, County of Peterborough in Ontario. Included in the research materials are photographs (including 3 daguerreotypes), genealogical family charts, and articles and papers relating to Stewart family descendents and other Peterborough settler families. Also included is the personal correspondence of Jean Shearman.

This fonds contains records of John Merton Bowes’ 70-year career as a real estate agent in Toronto and Peterborough. The records include photographs, reports, advertisements, and other paper records of his professional career beginning in the 1950’s up to his retirement in 2020.

Collection consists of correspondence, surveys, notes, plans, and maps of Peterborough area surveyors John Huston, John Reid, Alfred J. Cameron, and John W. Pierce. Also included are speeches, newspaper clippings, biographical accounts of various local surveyors, miscellaneous published items re Peterborough, and documents and photographs relating to Pierce's survey of the Ontario-Manitoba border in 1921.

This fonds consists of materials relating to Gilbert and Sullivan productions, the Coventry Singers of Peterborough, and the Town and Gown concerts of Peterborough. Also included are materials related to the Progressive Conservatives, the New Democratic Party, the 1975 election, and Peterborough voting patterns.

Fonds pertains to the Cairnduff family and McWilliams family of Nogie’s Creek, Ontario. Items include two photo albums, two Bibles, and a handwritten music book for violin. Also included are two envelopes, one containing postcards pertaining to Buckhorn and the surrounding area with postmarks dating from 1907 to 1949, collected by Clayton Grant, the other containing a newspaper clipping, photograph, and colour scripture book. Also included are two books: My Bookhouse Through Fairy Halls, and The Standard Horse and Stock Book.

This addition to the fonds consists of galley proofs and research notes collected prior to publication of Kawartha Heritage, 1981. The fonds also contains correspondence about the Kawartha Heritage Festival held the same year.

Collection consists primarily of photocopies and emails with information pertaining to various aspects of Peterborough's history, from both the city and the county. Brief history of the town of Lakefield is also included.

Fonds consists of correspondence, legal and financial documents, newspaper clippings, photographs and memorabilia relating to the Leggott family of Lakefield Ontario.

Collection consists of an audio cassette tape and transcript of an interview with William G. Towns of Douro, Ontario, conducted by Professor Alan Brunger on 27 October 1981. Also included is an audio cassette tape of an interview with William Telford of Smith Township, Ontario, on local recreation history, conducted by Elaine Boothman for Professor John Marsh's geography 334 course in October 1984.

This fonds consists of ledgers, day books and other record books, mostly unidentified as to exact name and location of the business. All were situated in the Peterborough/Cobourg/Norwood/Marmora area.