This fonds consists of material related to Morris Kates’ musical compositions, as orchestral works, chamber music, choral works. It contains original handwritten and printed scores. It includes Morris Kates’ correspondence with friends, students, and colleagues. The fonds gives also highlight on Morris Kates’ career as biochemist. It contains records on his scientific research works, as his thesis, articles, lab notes, conference proceedings with his presentations, photos from scientific travel and laboratory, certificates.

The collection consists of more than 450 theatre programs, season calendars, visitor guides, ticket stubs and magazines from 1977 to the present. Over more than 50 years, Canadian actors as Martha Henry, Sandra Oh, Shirley Douglas, Keifer Sutherland, Christopher Plummer, Richard Monette, Brent Carver, Maggie Smith, Heath Lamberts, Brian Bedford, William Hutt, but also major Canadian director and playwrights are represented in this collection.