.32 S&W Short. 3.5" barrel length. SN: 64617. Nickel plated finish overall mounting Smith & Wesson monogram black hardrubber birdshead grips. Single action top-break automatic ejector revolver with spur trigger and five-shot fluted cylinder. Sights consist of a pinned half-circle front blade and latch mounted rear notch. Top of the barrel shows a two-line address and patent mark reading SMITH & WESSON SPRINGFIELD MASS. U.S.A. PAT'D JAN. 17 & 24. 65/JULY 11. 65. AUG. 24. 69. FEB. 20. 1877. REISSUE JULY 25. 1871. with further patent markings to the topstrap reading PAT'D APR. 20. 73/& DEC. 18. 1877. Serial numbers match on all parts.