Popular Stamp Review. New York: Popular Hobbies, Inc., February 1937

Popular Stamp Review. New York: Popular Hobbies, Inc., February 1937, Volume: Gilbert B215. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527116 Accessed December 27, 2025.