Springfield Armory 1911, .45acp. This is United States Property marked on the left frame, and has the Springfield flaming bomb proof as well. Built in 1915, some of the parts are from a Colt manufactured pistol, to include the hammer and barrel bushing. The barrel is marked SP on the side. This has about 98% of an old refinish and the bore is excellent. A new made Kraft box is included.