Over 1,000 original editorial cartoons (1943-1966); small quanities of photographs, exhibition catalogs, clippings and published material; one video recording and one letter.

Papers of the American cartoonist, illustrator and painter including drawings, cartoons, photographs and printed material

Correspondence and submissions from readers of True Classroom Flubs and Fluffs , original cartoon artwork for Jett Scott, Still Life and Flubs and Fluffs, proofs and research files.

Papers of the American cartoonist. Proof sheets for Little Iodine and They'll Do It Every Time, printed material, clippings, small amount of correspondence.

Original cartoons and illustrations, sketches, clippings, photographs, correspondence and printed material.

Correspondence, financial and legal material, memorabilia, fanzines, and writings including short stories, plays, novels, novellas, and miscellaneous items.

Original artwork for over 4,500 magazine and snydicated cartoons (including Hazel) ; commercial artwork; correspondence; screenplays; scripts for the Hazel television show; writings; promotional material; proofs and memorabilia.

Papers of the American painter, illustrator, cartoonist, lithographer. Correspondence (1927-1950); original drawings, paintings, and prose by Gropper and others; published material, including cartoons from New Masses, clippings, exhibition lists, and illustrations (1918-1968); and a scrapbook containing birthday congratulations.