Bill's Co-Operator. Wyoming, Penna.: William Richardson, July/August 1939

Bill's Co-Operator. Wyoming, Penna.: William Richardson, July/August 1939, Volume: Gilbert A16. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525314 Accessed December 24, 2025.