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 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).