Gould's papers fall into two series. Family correspondence covers the years 1856 to 1860, when Joseph and his brother Charles were travelling in Europe, and consists of letters home from both young men, and their parents' replies. Manuscript music comprises two volumes of church anthems, with some organ music; some are original compositions by Gould and Samuel Warren. Related to this is Gould's brief manuscript account of the origin of the Mendelssohn Choir. Some family photographs are also included.

Eric Aloys Sprenger's papers comprise course materials, and items reflecting sports and social activities at McGill in the 1930s. Apart from an annotated high-school geometry text, Sprenger's course materials are from his years at McGill. They comprise class and tutorial notes from each of the four years of the Engineering course. Also included in this series are exercises in freehand and mechanical drawing, 1930, and the outlines, drafts, and typed copies of summer essays for 1934, 1937, and 1939, on paper-making machines. Other reflections of student life are provided by copies of the McGill Daily for 21 November 1938 and November 29 1940 (the latter reporting the death of William Sprenger) and a song-sheet for an Engineering 'Smoker', 1935. A large scrapbook of newspaper clippings and programmes for swimming meets at McGill and the Montreal Amateur Athletic Association gives particular attention to William Sprenger's participation, 1926-1935.

A series has been dedicated to William Paterson Sprenger, Eric’s brother and the textual and photographic records concern his school and college record, and his death and subsequent memorials.

The Aileen Ross fonds consists mainly of correspondence (1935-1990), research files, a brief autobiography (1940-1980), biographical material (1920-1990), and specific talks (1942-1973). Included are personal diaries (1918-1962), appointment books (1946-1992), and Matthew Ibbotson's correspondence to Ross (1921-1927). Books, original and printed articles, newspaper clippings, and reviews of books and articles are also part of the collection. Non textual records consist of several photographs.

The papers of "Jackrabbit" Johannsen reflect his personal, professional and recreational activities, mainly between 1934 and 1985. The largest part of the papers consists of correspondence with friends and organizations, particularly relating to skiing and outdoor life. Family relations are also covered. A series of brief journals provides a record of some of his daily activities, from 1948 to 1984. The remainder of the fonds include publications about Johannsen, photographs, maps and personal documents such as passports.

Percy Corbett’s fonds reflects his expertise in Roman and international law. The fonds mostly consists of lecture notes written by him for his courses on Roman and international law. Also part of the collection are two bound notebooks on constitutional history, political theory and international law from his student days in Oxford (1919-1924), a few manuscript and typescript essays on Roman law, notes on Canadian-American relations (1942), and notes on international law (1949). Included is a diary (1916), correspondence (including correspondence to the Wilder Penfield and his wife Helen Katherine Kermott Penfield (1944-1959 ), reference letters (1922-1983), articles and newspaper clippings (1920-1989). Cuurriculum vitae and hand-written record about Corbett’s life, wills, addresses, draft of biography of Percy Corbett written by his son David, reviews of P. E. Corbett’s work, and book reviews of Percy Corbett are part of the fonds. Included is also material for 1946 Conference - Moscow Report, common place book (1930’s-1940’s), tributes to Percy Corbett, typed and hand-written Statement and Memorandum on the American-Canadian relations (1958), typescript Impressions-Mostly Oxonian by Percy Corbett and article Oxford-Impressions. Non textual records include photographs.

The Alice Johannsen fonds reflects her lifelong involvement in nature, museums, community and her fealty towards her father, Herman-Smith (Jackrabbit) Johannsen. It consists of three series; personal and family series, 1994 to 1991, the Redpath series, 1919-1971 and a professional activities series, 1919-1971.

The William Feindel fonds documents the research, writing, teaching, and various professional activities of William Feindel. Materials related to Feindel’s research make up the bulk of the fonds and cover his many research interests in the field of neurology as well as his interest in the history of medicine and the legacies of Wilder Penfield, William Osler, and 17th-century physician and neuroanatomist Thomas Willis. An entire series is dedicated to records related to Feindel’s role as the curator for the Wilder Penfield archives. The William Feindel fonds also documents his work for the Montreal Neurological Institute, his role as Acadia University’s Chancellor, and several professional appointments. A series of notebooks consists of Feindel’s notes on various research topics but also contains notes regarding personal matters. Along with the notebooks, a series that documents Feindel’s personal life includes materials related to his family, his years as a student, and a variety of souvenirs and books that he kept as part of his personal library.

Collection contains primarily of 9 photograph albums containing 457 silver print photographs, and 4 printed items. It also includes records relating to Canadian railways and an export catalogue from the Canadian Car and Foundry Company.

Collection consists of photograph albums and publications from Jean Drapeau's library related to significant events that occurred during his mandates as mayor of Montreal (1954 to 1957 and 1960 to 1986). Photograph albums, brochures, and publications represent Expo 67 and its reiteration, Man and his World (Terre des Hommes), which ran from 1968 to 1986. The 1976 Montreal Olympic Games are documented in programmes and photograph albums. The collection also includes records of Drapeau's political life, including transcripts of his speeches from 1955-1957, photograph albums related to his municipal political party, the Civic Party of Montreal (Parti civique de Montréal), and presentation copies of books.

The fonds consists of the records of the Zoological Society of Montreal for the entirety of its existence, from 1964-2016. These records were generated in the pursuit of the Zoological Society’s goal to enhance public awareness of wildlife conservation issues through speakers, film screenings, field trips, special events, and large projects. The records also reflect the Society's charity to zoological, ecological and conservation causes. The administration of the Society, its interactions with its members, and its projects and events are documented through minutes, correspondence, communications, published articles, financial documents, reports, and proposals. The Society’s interests and activities are also reflected through books, objects from their offices, audio and video materials, and 5243 photographs, most of which are stored in photo albums. The fonds also contains the records of the Zoological Society of Canada, which were created to administer the Canadian Society similarly to the Montreal Society, with the goal of expanding the organization’s reach nationally.

The fonds is comprised of the following series: 1) Activities (1965-2013); 2) Administration (1964-2016); 3) Artifacts (1980-2004); 4) Books (1967-1991); and 5) Newsletters (1967-2016).