Fonds contains notes taken by Thomas McCrae between 1897 and 1904 at William Osler's clinics at the Johns Hopkins Hospital, Baltimore.

The fonds contains Macfarlane's papers, concentrating on his geological research and his professional work in mining. They comprise: geological and chemical notes made in Germany and England, 1855; geological notes on New Brunswick, 1855-1856, the copper mines of Upper Telemarken, Norway, 1861, Quebec, 1861-1862, and Eldorado Canyon, Nevada, 1887; laboratory journals and records of results, 1851-1856, 1859-1882, 1884-1889; and letterbooks, notebooks and memoranda on geology, 1863-1899.

Sparks: or, small poems morally turned (1765). Printed versions have been included, with manuscript corrections "preparatory for a more correct edition".

Letter from the Royal Ontario Museum concerning J.W. Dawson's The Canadian Ice Age (1931).

Bacon's papers are grouped in two series. Materials from his student days include notes on geology, chemistry, hydrographic surveying, magnetism, electric motors and economics. Files stemming from his work for the National Fire Proofing Co. comprise contracts, architectural specifications, cost notes, and memoranda concerning construction of various buildings in Montréal (e.g. Windsor Station, the Sun Life Building) and elsewhere.

The fonds consists of a small black three-ringed binder composed of five sections (Quotations, Humor, Nonsense, Political, Information) which contain handwritten and typewritten quotations of prose and poetry (notably Shakespeare, Wordsworth, Yeats, among others), and news clippings of articles, cartoons and art, intermingled together on the pages. The last section, Information, contains lists of Latin, words and definitions and signs of the zodiac to name a few.

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 shows T.F. Cotton's activities as a student at McGill University, 1903-1909. The fonds contains 24 bound notebooks with lectures notes taken by Cotton, 1903-1909, for courses in Medicine, Political Science, History, French Literature, English Composition and Literature. There is also a case book containing electrocardiograms and a volume of ophthalmology lecture notes bearing the name George C. Hale.

The collection consists of T.E. Montgomery's annoted copy of Notes on the Practice of Medicine (lectures by Dr. George Ross of McGill's Medical College), 1891-1892.