Political cartoonist, author, and journalist. Correspondence, writings, speeches, interviews, clippings, cartoon reprints, and printed matter documenting principally Block's career at the Washington Post.

Cartoonist. Correspondence, diaries, clippings, printed matter, artifacts, a scrapbook, digital files, and other papers relating primarily to Breger's career as a cartoonist and his military service during World War II.

Collection of mostly original cartoon drawings, one framed album cover, and some correspondence assembled by American Decca Records founder and president Jack Kapp. The drawings provide historical commentary on the issues of the phonograph industry, particularly the American Federation of Musicians recording ban of 1942-1944, and the place of the phonograph in American life.

Cartoonist. Correspondence, writings and other material relating to Mauldin's career as a cartoonist, his work on behalf of the American Veterans Committee, and his interest in civil aviation.