Tomorrow; The Human Outlook. New York: I.W. Ullman and Frank Z. Temerson, April 1934

Tomorrow; The Human Outlook. New York: I.W. Ullman and Frank Z. Temerson, April 1934, Volume: Gilbert D1067. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527787 Accessed December 27, 2025.