The fonds (1950-1981) contain scientific correspondence as well as Leblond's correspondence generated by his administrative functions as Chairman of the Anatomy Department. The fonds also include minutes of meetings, reports and brochures of associations, documents on congresses and conferences, committees, grants, and a list of publications by Leblond and his associates.

The fonds consists of bound cheque stabs, a few blank cheques, from anonymous merchant.

The fonds comprises of files including letters to Jean Purvis in Montreal from her mother Jennie Purvis and father Henry Purvis in Paisley Scotland, and letters to her from relatives from the United Kingdom (1930-1944). Included is also one letter to Jean from Lalla Stanhope addressed to the Recruiting Office in Paisley in 1918. The fonds also contains the accounts of the execution of the will of the late John Purvis (1954), brother of Jean’s father Henry Purvis.

The fonds consists of BSc. Diploma (1913), Old McGill (1911-1913), Applied Science 1913, also M.S.

The earlier dates of the fonds concern John Monk, Elizabeth Monk’s grandfather, and consists of genealogical tables, originals of his and his wife’s wills and a xerox copy of his admission to the Bar of Lower Canada. There are letters from both, Elizabeth Monk’s mother and father, some of which cover the years her father was prospecting in Yukon. Later dates include newspaper clippings recording many of the outstanding events in Elizabeth Monk’s life. There are a few personal letters, a copy of her valedictory address to the Class of 1919 and correspondence relating to the McGill Marlet Memorial Fund established after her death. Other correspondence, mainly copies of outgoing letters (1962-1975), Elizabeth Monk's student essays (1915) and high school and university certificates won by Elizabeth Monk are pat of the collection. copies of outgoing letters (1962-1975) and Elizabeth Monk’s student essays (1915) are part of the collection.

Papers relating to Edith Cannon's summer with the Beaver Brigade include a diary, postcards, documents, and notes for addresses about her experiences.

The company's records consist of a ledger, with stock inventories in the back.

The bulk of these papers are records of research. Drafts of six articles co-authored by Winkler, a number of them on RDX, an explosive, are in some cases accompanied by graphs and correspondence. A file of notes, graphs and reports of research assistants focusses on solution polymerism. There is also a report by Winkler to the Federal Department of Agriculture on bacon (1940), and two draft articles by colleague J.A. Perce. Materials from his student years are also research oriented: his M.Sc. thesis on hydration of bio-colloids, and his Oxford Ph.D. dissertation "The kinetics of gas reactions". Teaching files contain three undergraduate research projects by Winkler's students, and lecture notes for courses in thermodynamics and chemical kinetics. Winkler's writings on non-scientific topics include addresses on the nature of education and the future of the Royal Society of Canada, his obituary of Clifford Purves for the Proceedings of the Royal Society of Canada (1966), and a diary of a visit to China (1974).

Letter from former McGill Principal J. W. Dawson to Francis McLennan thanking McLennan for the fruit which he had sent him, 1899.

Two letters to Rexford from S.P. Robins, Secretary and Superintendent for the Protestant School Commissioners of Montreal, discuss the affairs of the McGill Normal School, 1883.