Flash Gordon Strange Adventure Magazine. New York, N.Y.: C.J.H. Publications, Inc., December 1936

Flash Gordon Strange Adventure Magazine. New York, N.Y.: C.J.H. Publications, Inc., December 1936, Volume: Gilbert D337. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525957 Accessed December 28, 2025.