Sphinx Stamp News; Successor to Little Egyptian Hustler. Centralia, Ill.: Kenneth McMath, 1935

Sphinx Stamp News; Successor to Little Egyptian Hustler. Centralia, Ill.: Kenneth McMath, 1935, Volume: Gilbert C475. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/527551 Accessed December 27, 2025.