Only about 3,000 Army Model revolvers were manufactured in 1861 and 1862 by the Joslyn Firearms Company in Stonington, Connecticut. The Joslyn is one of the scarcest of all the revolvers used by the Union Army and Navy, with only 100 in total purchased by the U.S. Navy and delivered in October 1861 and 1,100 purchased on the open market, which were primarily issued to Ohio units including the 5th and 6th Ohio Cavalry. Dovetailed blade front sight, a sighting groove in the top strap. "B.F. JOSLYN/PATD MAY 4TH 1858." on top of the barrel at the breech. Matching serial number on the bottom of the barrel, butt, left of the grip frame, two pieces of the loading lever, and the hand marked on the back of each grip.