National Archives (UK)
Cold War: The Potsdam Conference
An in-depth study of international relations at the time of the Potsdam Conference. Includes political cartoons, primary source documents, and teacher resources.
Library of Congress
Loc: Herblock's Gift
An overview of Herb Block's Editorial Cartoons which were gifted to the Library of Congress. The archive includes records, clippings, photographs and various articles as well as 14,000 original drawings.