The fonds documents mainly Babkin's professional interests in physiology, especially glandular secretions and the nervous system. The fonds contains correspondence; lecture notes; citations; research notes and papers, including manuscripts sent to him by his colleagues; reprints of scientific articles mainly in Russian; and material used in the preparation of the biography of Ivan Pavlov. The latter contains correspondence with Ivan Petrovich Pavlov and members of his family, 1923-1948; photographs and portraits; and an unabridged typescript copy of Parts 1-3 of Pavlov: a Biography, with manuscript corrections, 1943-1946.

The fonds contains chiefly of family correspondence between members of the Penfield and Chester families, as well as clippings and correspondence regarding Wilder Penfield's autobiography "No Man Alone" and correspondence regarding posthumous honours for Wilder Penfield. Family correspondence includes a 1917 letter from Helen Kermott (later Helen Kermott Penfield) accepting Wilder Penfield's marriage proposal. Much of the family correspondence is between Wilder and Helen Penfield and their daughter Priscilla and her husband William M. (Bill) Chester Jr., as well as Bill Chester's parents William (Sr.) and Alice Chester. There are incoming letters and many carbon copies of outgoing letters. A series of 1949 letters congratulates the young couple (Bill Chester and Priscilla Penfield) on their engagement. One letter is also between Wilder Penfield and George Chester. A few materials are related to posthumous honours for Wilder Penfield, such as the naming of a building after him at John Abbott College (letter to Wilder Penfield Jr.) and a 1982 speech given by Priscilla at the Penfield Children's Center (typescript copy). There is also correspondence between Bill Chester and William Feindel. One 1976 carbon copy of a letter (1976) details the period following the death of Priscilla's father, Wilder Penfield, while the couple was in Japan. Materials related to "No Man Alone" include clippings from journals and newspapers of reviews and book announcements, as well as two copies of the book jacket and some related correspondence.

Fonds documents Dr. Antonio Cantero's professional activities, especially his cancer research. The fonds contains correspondence, notes, reports, printed matter, slides, photographs and films.

Fonds consists of pamphlet entitled, “What to Eat to be Healthy” (Toronto: Canadian Medical Association and Canadian Life Insurance Officers Association, 1937), authored by Tisdall. Fonds also includes: typed letter signed from J. P. Crozer Griffith to Tisdall, Feb. 10, 1923, concerning a case on which Tisdall had consulted Griffith; autographed letter signed from Mrs. J. B. Gregory and Eliza J. Gregory, Aug. 2, 1920, agreeing to lease rental property to Tisdall; and autographed receipt signed from Mrs. J. B. Gregory acknowledging receipt of Tisdall’s rental payments.

Fonds consists chiefly of a scrapbook created by Eleanor Wallis, née Eleanor Fisher, while a nurse at the Grenfell Mission in St. Anthony, Newfoundland, as well as diplomas and certificates for her and her husband, the physician Allan D. Wallis, and reprints of medical articles by Allan D. Wallis. The Grenfell album consists of photographs taken by Eleanor from 1933-1934 and printed items such as postcards, calendar pictures, and reproductions of photos made for sale by the Grenfell Mission. Photographs have handwritten captions with some personal annotations. One of the postcards shows a young nurse walking along a stretch of road leading to the village of St. Anthony's: this is Eleanor Fisher. Some later photocopies have been taped or laid in. Thirteen certificates and diplomas attest to Eleanor Fisher's training as a nurse (1929) and Allan D. Wallis's training as a physician (1925-1959), including Eleanor's Registered Nurse certificate, diploma from the Training School of Nurses of the Pennsylvania Hospital, and pediatrics nursing course certificate, and certificates attesting to Allan's residency training at the Pennsylvania Hospital, medical licence and diplomas, board certification in pathology, and a presidential certificate of appointment as an examining physician for the Pennsylvania Selective Service (this last is accompanied by a letter from the Governor of Pennsylvania). Two folders contain reprints of articles by Allan. D Wallis dating between 1941 and 1954. There are also 9 prints of photographs from the scrapbook, with captions on verso, accompanied by negatives. Lastly, there is one copy of a poem entitled "The Nurse" on oversized paper, the College of American Pathologists Code of Ethics, and one large group portrait photograph of hospital staff.

Consists of a notebook Robson kept as a student at the Banting Research Institute at the University of Toronto from June to September, 1930. The notebook comprises over 60 manuscript pages, plus 31 manuscript pages attached to the end, 1 loose leaf of manuscript medical notes, approximately 50 ink drawings of various sizes of experiments, 26 black and white photographs pasted in, including a photograph of Sir Frederick Grant Banting in his office, the Banting Research Institute and its faculty, and experiment apparatuses. Also includes 13 mimeographed pages (pasted in) containing 12 different experiments, the printed programme for the formal opening of the Banting Institute on 16 September 1930, and 9 newspaper clippings pasted in related to the opening of the Institute.

Fonds shows Thomas Gibson's interest in history of medicine. It contains papers on John Palmer Litchfield and on the General Council of Medical Education and Registration of Upper Canada. Dr. Gibson's notes on the translation of Theodore Turquet de Mayerne of the Opera Medica of Joseph Brown, ed. 1700. Correspondence.

Fonds reflects Shirley Goodall's work as a medical illustrator on the service of various McGill physicians. The fonds consists chiefly of sketches in pencil on paper, medical illustrations mounted on board. Also includes reprints of journal articles where many of her illustrations were published.

Fonds consists principally of one three-ring loose leaf holograph notebook written in pencil and ink. The notebook details cases that Morton worked on during the period of February to May, 1935, while at Guy’s Hospital in London. Fonds also includes a letter from real estate broker William E. Speed to Capt. W. B. Holms concerning a property rented to the Mortons; single blank leaf with letterhead of C. S. Morton (Harry Stafford Morton’s father); New Year’s card from Earle C. Phinney; and newspaper clipping of editorial by Sir William Osler, “Promethean Gift of the Century Physical Suffering Diminished.”

The fonds consists of Dr. Harrison's journal of his travels through Europe studying Obstetrics and Gynecology from October 1937 to April 1938. A portion of the journal has been annotated by Dr. Fred Bryans in preparation for a talk he gave on Dr. Harrison in 1997 to the Osler Society of Vancouver.