This is a Colt Police Positive double action revolver in .38 Colt New Police (.38 S&W) caliber. It has a 4" barrel, fixed sights, blued finish, and checkered wood grips. This revolver has quite a bit of scratches, finish wear, and some pitting on the external metal surfaces. The bore is clean, and bright. This pistol was originally shipped to the Lansing, Michigan police department on May 3, 1924. Colt factory letter is included. It is marked "L.P.D. No. 22" on the bottom of the grip frame.