The Business Week. Greenwich, Conn.: McGraw-Hill Publishing Company, Inc., September 7, 1929

The Business Week. Greenwich, Conn.: McGraw-Hill Publishing Company, Inc., September 7, 1929, Volume: Gilbert D445. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525410 Accessed December 27, 2025.