Dated "1915" on the chamber and marked "DWM" on the toggle. The serial number is marked on the left side of the extension, front of the frame and on the bottom of the barrel, with matching partial numbers on the latch, side plate, trigger, sear, safety components, hold open, toggle links, extractor, breechblock and firing pin. "CX" is marked on the frame under the side plate. Three "crown/ script letter" proofs and "Imperial Eagle" firing proof are marked on the extension, with the Imperial Eagle repeated on the breechblock and barrel. Proper upper safety position and extractor markings. Small components are straw colored and the sear spring and screws are niter blue. Checkered walnut grips and nickel magazine with wood base numbered to match the gun.