View of jockey and several men and women posing with racehorse My Gal Marge at the Detroit Race Course. Includes view of photo finish. Printed on front: "My Gal Marge. Frank Callico-up. 6 furlongs, 1:12.4 f. 7 September 1966. P. Lazzerri, owner. D. Zakoor, Jr., trainer. Darling Gracie, 2nd. Queen of Court, 3rd."
