Each Smith & Wesson Registered Magnum was built to the specifications of the buyer, then registered by number to the owner by Douglas Wesson himself, the then Vice President of Smith & Wesson. This particular example, number 56, is one of 839 Registered Magnums manufactured with a 6 inch barrel. The accompanying factory letter confirms the registration number, 6 inch barrel, square notch rear sight and blue finish. When it was shipped on June 7, 1935 to Kennedy Brothers Co., Minneapolis, MN it had checkered walnut grips, 1/10 inch Patridge front sight and a grip adaptor. It is fitted with a replacement Pachmayr grip and red ramp front sight. The left side of the grip frame has the factory refinish mark for February 1957 ("257").The revolver also has standard S&W markings with "REG. 56" marked on the yoke, matching serial numbers on the butt, ejector shroud and cylinder and matching assembly numbers on the yoke and crane. Comes with a speed loader.