Manufactured in the 1870s. Blade front and hammer notch rear sights, with the one-line New York address on the barrel, with the ejector mounted to the right side and a filled-in rammer slot. The cylinder and recoil shield have been properly reconfigured, with the 1871/1872 "Two July" patent dates on the frame, "B" and "36 CAL" on the left side of the trigger guard, and an unmarked set of one piece grips.