Active from 1859 to 1870, Slotter & Company was established by the Schlotterbeck Brothers, Henry and Charles, former employees of Henry Deringer who spent a few years selling guns under Deringer's name before getting sued. After the lawsuit, they sold pistols both as Slotter and as "J. Drringer" (a tailor with no experience or interest in firearms, who was just being paid for his name). German silver dovetailed blade front sight and steel notch rear sight with a one-inch wedge of engraving on the top flats of the barrel, "STEEL" on the right flat, and "SLOTTER/& Co PHILA" on the breech which has a pair of inlaid gold bands at the rear. A number of components on the pistol are also scroll engraved. The Slotter address is repeated on the lock and an animal head design is on the hammer. The stock is fine tiger-striped walnut with a scroll engraved German silver patch box with floral steel lid and the remainder of the furniture in silver also scroll engraved with floral bloom wedge escutcheons, pineapple trigger guard finial and a floral themed shield panel on the rear.