Early 20th century Tankard known as blackjack. Leather and Sterling Silver mounts. Both medallion and rim marked, see pics A blackjack tankard is a traditional English drinking vessel made from wax-hardened, vegetable-tanned leather that was widely used in alehouses and homes from the medieval period on. The term "jack" refers to the leather mug itself, while "blackjack" specifically denotes a jack that was coated or darkened on the outside with pitch, resin, or lampblack, giving it a distinctive black appearance. Please consider the condition through the pics befor bidding. All stitching in good order, silver as well, leather dry.