Security Register; The Technical Machine of the Security Business. Des Plaines, Ill.: Nickerson and Collins Co., January/February 1974

Security Register; The Technical Machine of the Security Business. Des Plaines, Ill.: Nickerson and Collins Co., January/February 1974, Volume: Gilbert D905. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527410 Accessed December 27, 2025.