Manufactured in 1915. Blade and flat top notch sights, with the three-line patent markings and "SPRINGFIELD ARMORY/U.S.A." on the left side of the slide and the "U.S. ARMY" nomenclature and American Eagle on the right, with "flaming bomb" proofs on the left side of the slide and frame. Fitted with a long smooth trigger, short grip safety, knurled wide hammer, slide stop and thumb safety, smooth mainspring housing, checkered diamond grips, correct two-tone folded base dual tone magazine, and a "S" marked Springfield barrel.