Thomas Edison and Henry Ford at Western Union exhibit. Liberal Arts Palace. Cardinell-Vincent Company, Photographer. 1915. Courtesy of the University of California, Davis.

Thomas Edison and Henry Ford at Western Union exhibit. Liberal Arts Palace. Cardinell-Vincent Company, Photographer. 1915. Courtesy of the University of California, Davis.

Thomas Edison and Henry Ford at Western Union exhibit. Liberal Arts Palace. Cardinell-Vincent Company, Photographer. 1915. Courtesy of the University of California, Davis.