Mechanix Illustrated; Formerly Modern Mechanix. Louisville, Kentucky: Fawcett Publications, Inc., June 1938

Mechanix Illustrated; Formerly Modern Mechanix. Louisville, Kentucky: Fawcett Publications, Inc., June 1938, Volume: Gilbert C309. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526656 Accessed March 23, 2026.