.38 ACP. 4.5" barrel length. SN: 22687. Nickel plated refinish overall mounting checkered black synthetic COLT logo grips with circled {Rampant Colts}. Short recoil operated single action autoloading pistol fed by detachable single stack magazines. Patent marks to slide read PATENTED/APR. 20. 1897. SEPT. 9. 1902. followed by two line address COLT'S PATENT FIRE ARMS MFG. CO./HARTFORD, CONN. U.S.A. with the circled {Rampant Colt} behind cocking serrations. Model mark to right slide reads AUTOMATIC COLT/CALIBRE 38 RIMLESS SMOKELESS. Standard Colt VP monogram proof to left trigger web. Magazine floorplate struck PKT./COLT/38 CAL.