A memorial, on parchment, records the laying of the cornerstone of the Royal Grammar School by Lord Metcalfe.

The fonds consists of books and other materials about Black people in history and contemporary society which Roy States collected from his teenage years to the end of his life. The materials are primarily English-language works produced during his lifetime, and the majority of them are from Canada or the United States. The physically largest series within the collection (Series B, Monographs) consists of 679 published volumes, most of them books and a smaller number of them booklets. These volumes are all catalogued individually, with a common sublocation of "Roy States Collection" within Rare Books and Special Collections. The remaining series contain a diversity of published, ephemeral, and unpublished materials, including various items by or about Roy States himself. Series A is a group of biographical materials and other items which relate directly to States. Series C consists of booklets and brochures. Series D consists of complete issues of newspapers, and Series E consists of complete issues of serials other than newspapers. Series F contains an assortment of newspaper and magazine clippings, as well as reprinted or photocopied extracts from books, journals and other works. Series G contains materials relating to conferences and meetings, chiefly involving groups and organizations advocating for civil rights; the materials include programs, agendas, minutes and reports, as well as the text of various speeches presented at these events. Series H consists primarily of graphic materials which have been mounted in cardboard-and-plastic display sleeves or in glass-fronted wooden frames. Series I is a group of miscellaneous materials such as studies, reports, typescripts, bibliographies and leaflets.

"Architectural Drawings, 1963-71, 8 drawings." Plans and drawings for alterations to the Pathology Building of McGill University and the design for a respiratory research laboratory for McGill University are documented in the CAC.

"Dessins architecturaux, 1963-1971, 8 dessins." La collection comprend les plans et les esquisses de modifications apportées au pavillon de l'Institut de pathologie de l'Université McGill ainsi que le plan d'un laboratoire de recherche sur les maladies respiratoires pour l'Université McGill.

The Ross family fonds consists primarily of records related to the student achievements of the Ross children and includes student notebooks, news clippings, convocation programmes, certificates, and memorabilia of the Red and White Revue such as songs, photographs and original songs. Edward Russell Paterson’s student notebooks in geology, petrography and English literature are included.

In addition, there are two diaries of William Stieven Paterson’s from his travels through Civil War battlefields in the southern USA and a trip to Cuba; 8 photograph albums depicting the Paterson side of the family; 3 scrapbooks of magazine stories for children, poems and household hints; and correspondence between Dorothy Jean Ross and the McGill University Archives.

"Architectural Drawings, 1910, 17 drawings." The design for a branch of the Bank of Toronto located at the corner of Guy and St. Catherine Streets in Montreal and for a house in Westmount for Charles A. Smart are documented in the archive.

"Dessins architecturaux, 1910, 17 dessins." Notamment le dessin d'une succursale de la Banque de Toronto située à l'angle des rues Guy et Sainte-Catherine à Montréal ainsi que d'une maison de Westmount construite pour le compte de Charles A. Smart.

The collection was formed by the Canadian puppeteer Rosalynde Osborne Stearn as a comprehensive library on the puppet theatre with representative examples of puppets characteristic of different periods and countries. It includes some 2714 books and periodicals from the nineteenth and twentieth centuries on the puppet theatre in various European languages as well as scripts for puppet plays. The collection contains 171 puppets from Europe, Asia (including shadow puppets), and the Americas, from the eighteenth to the twentieth centuries. Also included are toy theatres, theatrical portraits, paintings, prints and posters.

A copy of Reighley's sociology term paper on Caughnawaga Indians, with illustrative photographs.

The Ronald Melzack fonds contains 6 videotapes, 1 Radio-Quebec program "Les Prix du Quebec, 1994" and 5 taped lectures in the "University of the air" series, 1978.

The Roger Doucet Collection consists of over 1000 pieces of sheet music (including scores), 45 manuscripts, and one scrapbook containing photographs and newspaper clippings related to his career as the singer of “O Canada” during professional sports games.