Four-piece bronze mold for cups, mold casting tool tools equipment base metal bronze wood iron, cast turned Four-piece bronze mold for pouring cup Rotterdam tin foundry tin stain tin Meeuws Druy craft Shapes originate from the origin 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.