The fonds includes American Neurological Association material (1934-1941), army files (1939-1943), correspondence, lecture notes, glass slides, large glass negatives, colour screen filters, and reprints with a card index.

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 Margaret Gillett's source materials and drafts for her book Dear Grace, a Romance of History. The source materials include original letters from William C. Little to Grace Ritchie written between 1889-1893.

Fonds consists of a manuscript translation by Dr. Gruner of volume II of the Canon of Medicine of Avicenna dated 1957 and vocabulary indexes of Arabic names of Materia Medica, Latin-English names, Latin-Arabic equivalents, native names and others. These vocabularies were done in 1929-1930. It also contains three volumes of Dr. Gruner's research on cancer. This work was done through the Archibald Cancer Research Fund, from 1932 to 1946. In volume III, a printed address "A Vagabond Cruise Round Cancer" (1950) is inserted in the cover.

Fonds contains John Symonds' student notebook volume 3 of Dr. John Rutherford's clinical lectures for the year 1753 at the Royal Infirmary of Edinburgh. It was transcribed by Symonds in 1762.

Fonds contains two admission cards of Harry C. Cunningham for the year 1883, one for the course of Microscope in Medicine signed by Sir William Osler and one for a six month ticket to the Montreal General Hospital.

Fonds shows Samuel Hanford McKee's interest in war lesions of the eyes. It contains the original plates for his article "War Lesions of the Fundus" published in the American Journal of Ophthalmology, vol. 6, September 1923, and a series of 33 hand illustrated case histories of injuries of the eye during World War I. The illustrations are from E. Bind.

Fonds shows John McNaughton's activities as a medical student. It contains 3 lecture cards signed by or printed for the teachers. Among them are John Stephenson and W. Robertson.

Fonds shows Henry Beaumont Small's activities as a medical student through his admission cards for his complete medical formation. It contains 43 admission cards signed by or printed for the teachers, among them William Osler.