D. Williamson single Shot .41 cal Derringer

D. Williamson single Shot .41 cal Derringer 19th century single shot breech loading derringer pistol, made to accept either a .41 Rim-fire cartridge or you were able to insert a metal tube that was fitted with a percussion nipple at the rear should you not have rim-fire ammunition Engraved on the side of barrel with Williamson’s Patent October 2. 1866 New York. Chequered walnut butt fitted with an engraved brass trigger guard and matching brass back strap. Barrel slides forward for loading. Barrel length 2.5″ please note this items is sold as antique collectors item and no licence required within the United Kingdom