Four-piece bronze mold for collar of pot or pan or large bowl, cast molding tool tools base metal bronze, cast turned Four-piece bronze mold for top or collar of pot bowl or pan Rotterdam tin foundry tin pourer tin Meeuws Druy craft Shapes are from the van origins 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.