Bernardon-Martin
Thomas Martin’s French Patent 386646 for a “Pistolet Automatique”. British patent number 1909-1954 and U.S. patent number 935672.
Traditional darkroom photography and historical photographic processes
Thomas Martin’s French Patent 386646 for a “Pistolet Automatique”. British patent number 1909-1954 and U.S. patent number 935672.