Fonds consists of original documents and printed materials concerning King’s research, but there is also some general correspondence, student materials, and personal papers.

Research materials comprise manuscripts, addresses, and research notes. The manuscripts and addresses (1901-1933) contain essays on fog-signals and the transmission of sound, radiation, the physics of viscous fluids, the hot-wire anemometer, astronomy, and theoretical problems. The research notes (1904-1935) comprise approximately 50 files. Eight of these concern fog-signal research (1915 1926) and include some correspondence. Other topics include radiation, physics of gases and liquids, acoustics, astronomy, electromagnetism and mathematical problems.

General correspondence covering the years 1908-1936 contains letters from his fellow physicists, including Rutherford, A.N. Shaw, E.S. Bieler and H.T. Barnes, on research and personal matters. There are also letters of introduction (1905), correspondence regarding his appointment at McGill, letters to the editor of Nature (1926), the National Research Council (1933-1934), and the Central Computing Bureau (1918). As well, files concerning ice research (1920), tests at Prescott, including his diary of the expedition (1920), and the St. Lawrence waterway (1931-1932) can be found here.

King's private papers comprise a diary for 1902, reading notes and reviews of Maria Chapdelaine (1919-1921), his pension papers, and an inventory of periodicals in his library. There are also two formal photographs and a number of snapshots of school groups, Cambridge scenes, and laboratory equipment.

Fonds consists mainly of Perrin's typescript lectures (1922-approximately 1929). Some of the lectures are in series, and were probably used in teaching university courses. Some consist of introductory or graduation addresses to music students. Predominant topics include music education, music in Canada, national musical styles, formal and genre developments, aesthetics, and the work of individual composers. Perrin's correspondence comprises a general file (1912-1949) concerning faculty matters, concerts, publications, and personal affairs, a file regarding concert and speaking engagements (1911-1929), and a few letters about the publication of Perrin's Canadian Song Book (1918). Some essays and answers to examination questions stem from Perrin's student years.

Fonds contains copies of two essays, “My Life as a Student and Teacher at McGill: 1934-1974 (1974)”, and “Innovation and Personal Strategies: A Study of Work in a New Outpatient Clinic”, co-authored with Anita Heller (1976).

Paper entitled "Analysis and Discussion of the Incidence of Death Among the English Population of Montreal from the years 1869-1873", written for a history course in 1976.

Fonds consists of a corrected typescript of The Power and the Glory: an outsider looks at biology," as well as copies of an article and three other speeches.

Fonds concerns Pugsley’s contacts with McGill economics professors during his senior year and as a recent graduate, and his enthusiasm for McGill sports.

His correspondence comprises a letter from Prof. J.P. Day, 1934, responding to Pugsley's views on the roles of government and the banks in the extension of credit, and two letters from Stephen Leacock, one, 1934, commending a review-article by Pugsley, the second, 1935, declining an invitation to give an address. A number of clippings from the McGill Daily and city newspapers record McGill sports events, ca 1932. Two reels of film provide campus views, interior views of classrooms, and sport events at McGill.
Also includes notes and examinations for Economics classes from his student years.

The fonds consists of admission and lecture tickets collected by Dr. O.E. Moorhouse M.D. 1889, while a medical student at McGill, 1885-1889. In addition, it also includes an invitation to Dr. Moorhouse to attend the opening of the new buildings, June 6th and 7th, 1910, and a postponement of the opening until June 1911 following the death of King Edward VII. Finally there is the Constitution and By-Laws of the New Brunswick Graduates' Society of McGill University (St. John, N.B., 1897).

The fonds consists of the graduating class photograph, comparative medicine, 1895 and diplomas of H.D. Clark.

The fonds consists of two handwritten statements of account for the E.E. Workman estate, 1897.