This series contains photographs and slides belonging to John Diefenbaker and his family. It includes many professional portraits of Diefenbaker and his second wife Olive. There are some historic photographs collected as a result of Diefenbaker’s interest in Canadian history and Sir John A. Macdonald.

This series includes the papers generated and accumulated by Diefenbaker from March 1940 to December 1956, excluding his legal papers (MG 01/I Legal Series) and his family correspondence (MG 01/V Family Series). In addition to the four subseries there are files on political and other topics.

This series contains the correspondence and reference material created and accumulated by John Diefenbaker’s office from the time he ceased being Leader of the Opposition until his death.

This series consists primarily of those files deemed too sensitive for processing in Diefenbaker’s regular office filing system due to political, personal or security considerations. VIP letters and other documents which Diefenbaker particularly valued are also included. Inter-filed with both categories of material is a body of more mundane documents which Diefenbaker and his staff wanted close at hand for a variety of reasons.

This series contains those files which appeared to have been removed from their original order or created specifically for use in writing John Diefenbaker’s memoirs. It also contains correspondence about the memoirs project, notes, and drafts of the memoirs, One Canada. There are notes and annotations in Diefenbaker’s hand throughout this series.

This series contains scrapbooks of press clippings, photographs, printed ephemera, and letters compiled by Diefenbaker and his staff.

This series contains posters, used mostly in John Diefenbaker’s political campaigns.

This series contains the press releases issued when Diefenbaker was Prime Minister and Leader of the Opposition (1963-1967).

This series contains the records of John Diefenbaker’s personal and political activities before his election to Parliament in May 1940, excluding his legal papers (MG 01/I Legal Series) and his family correspondence (MG 01/V Legal Series). There is material about his education at the University of Saskatchewan and his military career during the First World War. There is a large section on the Saskatchewan provincial Conservative Party which he led from 1936 to 1939. This series also contains transcripts of the Bryant Commission Inquiry into jails and provincial police for which Diefenbaker served as legal counsel. Diefenbaker received many requests for assistance from members of the general public which provide information about the wide range of political, social and financial problems Saskatchewan experienced in the 1920s and 1930s.

This series contains Diefenbaker’s papers for the six month period of his first term as Leader of the Opposition. Although Diefenbaker outpolled Donald Fleming and Davie Fulton after the first ballot, his rise to prominence had not been without its setbacks. This was his third try for the opposition which had escaped his grasp in 1942 and 1948. This series consists largely of post-convention correspondence and election material, but there are also files about headquarters organization, the appointment of advisors, and current political events such as the release of the report of the Gordon Commission on Canada’s Economic Prospects.

This series contains John Diefenbaker’s correspondence while Prime Minister, both incoming and outgoing, filed by his office staff. It contains correspondence with cabinet members, the Civil Service, other politicians, foreign leaders, personal friends and advisors, and the general public, all arranged in the same series of subject files. The topics covered include almost all the political and social questions of the period.

This series contains reference material collected by Diefenbaker and his office staff while Prime Minister and during his second term as Leader of the Opposition. It includes correspondence, reports, speech notes, press clippings, and some published material.

This series contains John Diefenbaker’s correspondence while Prime Minister, both incoming and outgoing, which was filed by his office staff. Together with the correspondence in MG 01/VI PMO Numbered Correspondence, it comprises the whole of Diefenbaker’s correspondence during the period, excluding that with his family. It contains correspondence with members of his cabinet, the Civil Service, other politicians, foreign leaders, personal friends and advisors, and the general public, all arranged in the same series of subject files. The topics covered include almost all the political and social questions of the period.

This series contains correspondence, clippings, memoranda, reports, speech material and memorabilia generated during Diefenbaker’s second term as Leader of the Opposition from April 1963 to September 1967.

This series contains press clippings on a wide variety of Canadian and international social and political topics which John Diefenbaker collected.