This is a highly desirable and extremely scarce dueling or dragoon size percussion pistol with a 7 inch octagon rifled barrel manufactured by Henry Deringer of Philadelphia, Pennsylvania. Deringer manufactured percussion pistols from the late 1830s to 1868. This pistol is marked "DERINGER/PHIA" on top of the barrel plug and on the lock plate. The lock plate, fish hammer, trigger guard, barrel tang and barrel plug feature a scroll engraving. The round trigger guard has a floral type finial. The pistol has a rare single set trigger. The barrel has a solid iron rib on the underside which has an iron ramrod pipe holding what appears to be a period replacement wooden ramrod. The stock features hand checkering in the grip area and a single barrel wedge. The barrel wedge escutcheons, lock plate screw escutcheon and escutcheon behind the barrel tang are German silver of ornate patterns.