Manufactured in 1920. Fixed sights, with the two- line patent and address markings on the left side of the slide, caliber marks on the right and Rampant Colt behind the serrations. Blue finish with casehardened trigger and safeties, Colt marked two-tone magazine and fitted with checkered hard rubber grips with "COLT" in a banner at the top and the Rampant Colt at the bottom.