Pep Comics. St. Louis, Missouri: M.L.J. Magazines, Inc., January 1940

Pep Comics. St. Louis, Missouri: M.L.J. Magazines, Inc., January 1940, Volume: Gilbert D776. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526997 Accessed December 27, 2025.