This collection contains uncatalogued pamphlets pertaining to communism, socialism, and class struggle. The pamphlets are global in scope, although they are all in English unless otherwise noted. The bulk of the collection originates from China and Soviet Russia during the post-WWII period, although Cuba and Britain are strongly represented as well. These materials include a selection of translated speeches from Mao Zedong, as well as Joseph Stalin, Vyacheslav Molotov, and other prominent Soviet policy-makers from the era. Also included within the collection are Cuban communist pamphlets from the late 1950s. These documents are comprised of anti-American tracts, pro-revolutionary materials, and a small number of Fidel Castro’s speeches. Some of the Cuban material is only available in French. In addition, there is a small selection of pamphlets published in Britain during the late 1930s and early 1940s concerning class struggle and working conditions for labourers, as well as numerous pamphlets exploring Argentina’s May Revolution of 1810 against Spain. The rest of the collection is composed of miscellaneous pamphlets and publications relating to communism, Marxism or Leninism, civil rights and women's rights.

The content of the posters concerns: Pierre Elliot Trudeau depicted as a lackey; Hardial Bains in Conversation with the President of the East indian Defence Committee in 1978; a ten year anniversary march of the CPC (M-L) in 1980; the first Congress/Communist Youth Union of Canada meeting in 1983.

The collection consists of documents prepared by the organizing committee, teaching literature used at the various meetings, posters, statements, and press reports in both French and English.

The fonds includes records from the founding of the party to its succession by the New Democratic Party.

The collection consists of printed materials issued by a large number of organizations, mainly student groups, although organized labour and women's groups are also represented in the collection. There is only a small amount of material for each organization, usually one file. The collection is supplemented by an uncatalogued pamphlet collection which also includes some international pamphlets. There are also a small number of button badges and some posters. Note: student organizations at McMaster University are part of the McMaster University fonds.

There have been five accruals. The collection consists of items related to Canadian politics. It includes correspondence, posters, photographs, campaign literature, a newspaper, and cartoon drawings by Duncan Macpherson.

The fonds consists of correspondence, organizational records, clippings, published materials, and Toronto World Refugee Year Committee material.

Bill 63, which was designed to guarantee the language rights of the English minority in Quebec, sparked a tide of nationalist agitation. The collection consists of newspapers, press and other statements.

The fonds consists of Russell's manuscripts, correspondence, library, periodicals, offprints, leaflets, photographs, audio discs, audio reels, audio cassettes, films, videocassettes, microfilms, news clippings, posters, some furniture, artwork (including a bust by Jacob Epstein), awards and medals. Also included are records of the Bertrand Russell Peace Foundation, including those that relate to the International War Crimes Tribunal. The archive is supplemented by a supporting research library of books, theses about Russell, and his publications in periodicals. The fonds also contains the archives of Russell's parents, Viscount and Viscountess Amberley. The fonds has been supplemented with ongoing acquisitions of original material from a variety of sources, as well as copies of selected material held elsewhere.

Fonds consists of records created or received by Anne Russell, particularly during the period of her secondary education (ca. 1956-1962).

The Anderson affair concerns charges of racism against black students by a white faculty member, Professor Anderson. The collection consists of printed materials, including statements, chronicle of events, newspaper articles, posters, and transcripts of the interviews contained on the audio cassettes.

The collection consists mainly of Mansbridge's letters to Leonard Clark. There are also a few manuscripts concerning Mansbridge, Christmas cards, invitations, and announcements relating to Mansbridge, photographs of Mansbridge, and some pamphlets by Mansbridge. This collection was assembled by his friend Leonard Clark. Clark, an educator, author, editor and poet was born on 1 August 1905 in St. Peter Port, Guernsey. He was made inspector of schools with the Ministry of Education in 1936. He died in London in 1981.