King Comics; A book Of Laughs And Thrills. Philadelphia, Pa.: David McKay Company, April 1936

King Comics; A book Of Laughs And Thrills. Philadelphia, Pa.: David McKay Company, April 1936, Volume: Gilbert D553. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526378 Accessed December 27, 2025.