Artist's depiction of parts of differential for 1910 Owen car. Printed on front: "Binner Wells Co." Stamped on back: "Spooner & Wells, Inc., photographers, telephone North 1745. 1231 Woodward Ave., Detroit, Mich. Detroit, 1231 Woodward, New York, 1931 Broadway." Handwritten on back: "Owen, 1910. Mechanical components."