Manufactured in 1943. Blade and flat top notch sights, the "USS" monogram and "U.S. & S. Co./SWISSVALE, PA. U.S.A." on the left side of the slide, a Robert Downie "RCD" inspected frame, a thin checkered hammer, short stamped trigger, long grip safety, arched checkered mainspring housing, reinforced Keyes Fiber grips, "R" marked full blue magazine and a High Standard barrel.