Jem; A Treasure Chest of Rare Spice. Jersey City, N.J.: Body Beautiful Publications, Incorporated, November 1956

Jem; A Treasure Chest of Rare Spice. Jersey City, N.J.: Body Beautiful Publications, Incorporated, November 1956, Volume: Gilbert D531. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526332 Accessed December 28, 2025.