.52 Cal. 22" barrel length. SN: 16322. Brown patina overall mounting walnut straight wrist stock with patchbox to the right butt, and mounting two position rear notch and front blade sights. Single shot breechloading percussion rifle with spring catch to the lever. Lockplate is marked MANUFACTD BY/RICHARDSON & OVERMAN/PHILADA behind the hammer, and further struck GALLAGER'S PATENT/JULY 17TH 1860. Stock mounts saddle bar and ring to the left wrist. Stock is hand carved with cruciform embellishments.