Fonds primarily documents Armstrong’s social life. They consist overwhelmingly of correspondence for the period 1909-1933. Letters from his professional colleagues, such as Sir William Osler, F.J. Shepard, Edward Archibald, William J. Mayo and others in the Mayo Clinic, are concerned largely with personal greetings, association memberships, or Medical Faculty business, particularly honorary degrees. Armstrong's non-medical correspondents include Lord Beaverbrook, Lord Atholstan, Sir Hugh Allan, Arthur Meighen, George Foster and Herbert Symonds. Topics include politics, Armstrong's war work and honours, some medicals matters, and personal news. Appended to this main series are obituaries and letters of sympathy to Armstrong's widow (1933), six photographs, including one of Armstrong in an operating room, and admission cards and diplomas from Armstrong's student years.

A telegram to George Glassco reports that Gordon Bond Glassco has been wounded in action.

The fonds comprises of five published reports regarding the organization, design, construction and progress of the St. Lawrence Seaway Project (1956-1963), and ten diaries mainly on the daily accounts of work performed on the Seaway. The diaries were kept while Kohl was engineer on St. Lawrence Seaway project covering the years 1953-1963.

Fonds documents Dr. George H. Christie's medical education at McGill University and the Montreal General Hospital, 1868-1872, as well as his licences issued by professionnal associations, 1874. The fonds contains admission cards, a diploma, certificates and a receipt.

The George Johnston fonds consists mainly of his lecture notes for his courses in New Testament and Laity courses given at the United Theological College (1969-1983), notes for the Bruce lectures (1943), drafts and clippings of his published articles. Lecture notes on various topics on church, church society and church union are also part of the fonds.

"Architectural Drawings, 1930, 3 drawings." Included are student drawings of the Roman orders according to Vignola and of the New Sacristy of San Lorenzo in Florence.

"Dessins architecturaux, 1930, 3 dessins." Notamment des dessins d'étudiant des Ordres romains selon Vignola ainsi que de la Nouvelle Sacristie de San Lorenzo à Florence.

A B.Sc. final year paper, co-authored with Kenneth McCaskill, William Herseman Thorpe and Charles Lech Trimingham titled "Repulsion Motor", 1903.

Challies' papers are related to his teaching career at McGill. They consist of two binders of lecture notes and one of case materials for his course in Civil Procedure (1946-1966), and a file of correspondence, course materials and examinations for his course in Engineering Law (1969-1971).

This collection consists of Lemon's accounts as agent to the Royal Exchange Assurance Office, 1804-1831. Also included are miscellanies of verse, 1788-1789 and a translation of the works of Virgil.

The fonds chronologically documents the evolution of public education in the Province of Quebec from 1898-1945. It consists of one leather-bound letter-book (1898-1900), one leather-bound scrapbook, and a series of twelve bound scrapbooks containing clippings on Quebec education, 1924-1945.