Manufactured circa 1872-1873, this was one of approximately only 7,000 manufactured. The Model 1871-1872 was the first non-conversion Colt cartridge revolver, and was a direct predecessor of the hugely successful Colt Single Action Army Revolver. The top of the barrel is marked "-- ADDRESS COL. SAML COLT NEW - YORK U.S. AMERICA --", the left side of the frame is marked with the two July 1871 and 1872 patent dates, the cylinder is roll engraved with the Texas naval scene and "COLTS PATENT No "345". The matching serial number is marked on the barrel, frame, trigger guard and back strap. The loading gate is numbered "302". Blade front sight and the rear sight is a integral notch on the breech end of the barrel. Fitted with a one-piece varnished walnut grip.