The Plan Builder. Oakland Beach, R.I.: C. Arlington Barnes, June 1937

The Plan Builder. Oakland Beach, R.I.: C. Arlington Barnes, June 1937, Volume: Gilbert C377. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527059 Accessed December 26, 2025.