Two-piece bronze mold for medium-sized tap jug with initials JAD and 1835, cast molding tools tool kit metal_metal bronze, cast turned Two-piece bronze mold for casting part of jug with JAD and 1835. signed IAD and 1835 (Johannes Adrianus Druy) Rotterdam tingieterij tinnegieter tin Meeuws Druy craft Forms come from the originally 18th century Rotterdam tinnegieter J Druy. The large molds that were not signed or dated were the property of the tinker guild and were rented to the small tin caster.