Roadstand Management; The Magazine for Roadstand Operators. Webster Groves, Mo.: Frank Gruber, April 1932

Roadstand Management; The Magazine for Roadstand Operators. Webster Groves, Mo.: Frank Gruber, April 1932, Volume: Gilbert D861. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527328 Accessed December 27, 2025.