Four-piece bronze mold for top of pot, mold casting tool tools kit metal-bronze bronze, cast Four-piece bronze mold for casting the top of pot top, Rotterdam tin foundry tin stain tin Meeuws Druy craft Shapes are from 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.