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).

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.

Collection consists of an album of travel photographs (chiefly black and white, with some colour). Captions date the photographs to between 1946-1956 and then to between 1989-1994. The captions also include information about the photographs themselves. The first portion of the album contains photographs taken in Niagara Falls, Manitoulin Island, northern Ontario, Bermuda, the Maritime provinces, and the United States, including Howe Caverns, Fort Williams, New York, Yellowstone National Park, Plymouth Rock, Washington, New Orleans, and Mackinac Island, dated between 1946 and 1956. The second portion contains photographs dated from 1898-1994 and documents travel to Israel, Albania, the former Yugoslavia, Russia, Estonia, England, Greece, Costa Rica, Laos, Vietnam, Cambodia, and Ukraine. The album is cloth bound in blue with the title "Snaps" in black with painted tulips.

The series consists of records pertaining to Duncan’s published works and art work. The series contains four scrapbooks of clippings related to each of her published books: “You Can Live in An Apartment” (1939), “Here’s to Canada!” (1941), “Bluenose: A Portrait of Nova Scotia” (1942), and “Partner in Three Worlds” (1944). Duncan’s work as a writer is also represented by publishing contracts from houses in New York and London (1940-1946), a series of photographs and captions that were used in “Here’s to Canada,” and files of newspaper and magazine clippings of articles written by and about Duncan, including a feature that she wrote about Gabrielle Roy. Duncan’s work as an artist is documented by files of clippings and contracts with art galleries. There is also a list of Duncan’s paintings included in one of the notebooks in Series 5 Notebooks and Diaries (1931-1957).

This series consists of glass plate negatives and other photographic materials with their original boxes relating to the Feather Book, ornithology, falconry, McGill University Library, and Casey Wood. The majority of the glass plates were produced in Berlin, Germany by Agra, while a few were produced in London, England and Toronto, Canada; which is indicated on the boxes the plates were contained in. On many of these boxes, McGill University librarian Dr. G. R. Lomer’s name appears, indicating these plates and photographic materials were used for library-related activities. Most of the plates, photographs, and photographic negatives (1927, 1930, 1956) show pages from the Feather Book by Dionisio Minaggio. Other glass plate negatives and photographic material depict artwork or images relating to ornithology and falconry, a portrait of Casey Wood (1927), Gronvold’s painting of Wood’s parrot John III (1930?), an ornithological archeological exhibit in the Redpath Library (1924), and library stacks in the Redpath Library (1924).

This series consists of 23 volumes and 6 files focusing on travel, research, and expedition activities conducted during Casey Wood's ornithological research trips from 1920-1937, including periodical and newspaper publications written by Wood during this time. This series consists of manuscripts and articles relating to letters to friends and family providing accounts of his travels, clippings, photographs, printed ephemera, photostats, artwork, and feathers from John III. Some of the volumes contain manuscripts, notes, and/or photostats, while others are scrapbooks containing multiple record types seemingly curated, arranged and mounted by Wood or as directed by him.
Within this series are 209 incoming and outgoing correspondence including letters, notes and cards. Individuals in correspondence with Wood include Cora Raymond, G. R. Lomer, E. V. Sanderson, Sir George Perley, Sir Charles Major, H. Kirke Swann, Edith Hayes, Emma Shearer Wood, W. E. Wait, Sun Engraving Co., Taylor and Francis, Bitty and Seaborne Ltd., Stuart Baker, G. M. Henry, and Allan Brooks. Other individuals present in this series include Mabel Satterlee, L. F. Struthers, W. J. Belcher, J. Sutton, G. M. Henry, F. Marjorie Fyfe, J. C. Harrison, Alexander Wetmore, and Dr. Andreas Nell.
Places referenced within this series' files include South America (1920), British Guiana (1922), Fiji (1923), Oceania, New Zealand, Australia (1923-1924), England and Scotland, Ceylon (1925-1934), Colombo, Kandy, and Italy (1934-1936). Some topics and research areas of note include ornithology, zoology, bird protection, travelling, nightingales (1920-1934), John III (1924, 1937), “Coloured Plates of the Birds of Ceylon” (1925-1927), Emma Shearer Wood and Blacker Library collections, Sinhalese weights, Wood’s heath, Ali ibn Isa, and political printed material on Italy during the late 1930s.
There are also a number of photostats of publications or manuscripts copied approximately in 1937 related to Emperor Frederick II’s “de Arte Venandi cum Avibus.” These photostats were used for reference during these research trips for Casey A. Wood and F. Marjorie Fyfe’s published translation “The Art of Falconry.”

Collection consists of three albums containing photographs taken at Grenfell Mission and one framed photograph. Albums feature many photographs of St. Anthony and the region, its inhabitants, the medical staff at the Grenfell Mission, and activities such as dogsledding.

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.

The series consists of documents related to Dorothy Duncan’s personal life, including a copy of Dorothy Duncan’s birth certificate, clippings of obituaries from Duncan’s death, and two personal photo albums (1930-1940). The photo albums are a mix of family photos, personal travel photos, and commercial postcards and photos documenting Canada, the United States of America, and various European countries.

The fonds documents Dorothy Duncan’s personal and professional activities as an American-born Canadian writer and painter, primarily between 1930 and her death in 1957. Duncan’s career as a writer is represented by scrapbooks, clippings, and photographs related to her published works, two unpublished manuscripts, and contracts and correspondence with publishers and her literary agent in New York. Her activities as a painter are documented in clippings, lists of paintings, and contracts with art galleries. The fonds also contains personal correspondence, including letters from friends, family, fans, and a significant number of letters from her husband, Hugh MacLennan. Duncan’s notebooks and diaries also attest to her personal and professional activities. They document her early adulthood in Illinois and her later life in Montreal, and include notes, agendas, and a ledger. The fonds also contains two albums of personal photographs.