The Smokers Companion; A National Monthly For Health and Home. New York: Companion Publishing Company, Inc., March 1927

The Smokers Companion; A National Monthly For Health and Home. New York: Companion Publishing Company, Inc., March 1927, Volume: Gilbert D940. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527491 Accessed December 28, 2025.