Factory converted U.S. Colt Model 1861 percussion revolver to be used with centerfire cartridges. Has the one line New York barrel address (traces remain), two line patent dates on left side of frame, "36 CAL" on left trigger guard shoulder, and navy scene on the cylinder. The underside of the barrel has U.S. Navy markings: "R.W.M.[anchor]." Matching numbers on barrel, frame, grip straps, loading gate and cylinder. Fitted with a smooth walnut grip.