Collections consists of theater, music, and dramatic productions, between 1911 and 1915, collected by T. Wesley Mills.

The collection consists of correspondence, research files, manuscripts, journals, and ephemera created and accumulated by writer and scholar Leon Edel, who was notably the editor and biographer of Henry James as well as Edmund Wilson.

The collection consists of books, periodicals, and published ephemera related to alternative media between roughly the 1960s and 1998. The collections has a special focus on Quebec alternative, grassroots, and political publications as well as journalism trade publications and ephemera, and union and labour movement publications. Some publications are from Cuba and China, including Cuban calendars and some documents, books, and newspapers on China.

The Tundra Books fonds contains a collection of archival records documenting Tundra's publishing history. It includes correspondence with Tundra authors and artists, most notably with William Kurelek. Parts of the archival material document the development and production of each title and May Cutler's dealings with government and funding agencies. The archival materials document a significant chapter in Canadian post-war publishing history.

The collection consists of programs and recordings of ensemble performances (including opera) by students, faculty members, and guest artists associated with the Schulich School of Music at McGill University and performed at one of the School's halls (Pollack Hall, Redpath Hall, Tanna Schulich Hall, and Clara Lichtenstein Hall), as well as some performances at venues outside McGill.

Consists of an English translation of a letter to the Marquis de la Jonquière written by Antoine-Louis Rouillé, comte de Jouy, secretary of state for the French Navy, at Versailles, dated 28 February 1750. The letter discusses an immediate release of prisoners of war taken during conflicts between the French and British colonies. It also includes a mention of Indigenous allies of England and France, and Indigenous people captured during the conflicts: "the Indian Prisoners among the two Nations be likewise released, but after all the French and English Prisoners are released" The letter also includes the name of examiner Josiah Willard, secretary of the province of Massachusetts-Bay.

Collection consists of pamphlets and reprints of scholarly works on Latin poetry and literary criticism, compiled by Otto Ribbeck. Materials in the collection are divided into XX sections:
I. Vergil
II. Pamphlets
III.

Typed transcriptions of Charles McKenzie’s narratives about the Indigenous people of MIssouri, draft and revised draft before publication; Alexander Henry’s account entitled: “Account of a visit to the Mandan and Hidatsa Indians in 1806”; and John Macdonell’s “The Red River”. Also includes drafts for work entitled, "Early fur trade on the Northern Plains : Canadian traders among the Mandan and Hidatsa Indians, 1738-1818 : the narratives of John Macdonell, David Thompson, Franc̦ois-Antoine Larocque, and Charles McKenzie" / edited and with an introduction by W. Raymond Wood and Thomas D. Thiessen. Norman : University of Oklahoma Press, 1985.