Manufactured in 1907 with front blade, rear notch sights, and equipped with an ejector. The top of the barrel is marked with the one line Colt address, the left side is marked "COLT FRONTIER SIX SHOOTER .44-40" and the left side of the frame is marked with the two line, three patent dates followed by the circled Rampant Colt. The serial number is marked on the bottom of the frame, the trigger guard, and the butt. Fitted with two-piece checkered hard rubber grips with the Rampant Colt marking on the upper portions.