The Starr Model 1858 and Model 1863 revolvers as a group were the third most widely used revolvers by the Union forces during the Civil War. Approximately 23,000 Model 1858 Army revolvers were manufactured in the late 1850s to early 1860s, with most sold to the U.S. government. The frame has the New York address on the left side and the 1856 patent date on the right. Most of the components have single letter inspection marks. Matching serial number "22985" marked on the front surface of the frame below the loading lever, underside of the barrel and on the top surface of the one-piece walnut grip. "22875" marked on the cylinder, underside of the hammer, left of the front grip strap and underside of the rear grip strap. Boxed script "JSD" (James S. Dudley) inspection cartouche stamped on the left of the grip at the bottom, and boxed script "RKW" inspection cartouche stamped on the upper right of the grip. Includes a relined to fit hardwood case, brass powder flask, UMC cap tin, unmarked gutta percha cap container, correct bullet mold, lead bullets, L-shaped combination tool and screwdriver.