Four-piece bronze mold for top of chamber pot, mold casting tool tools base metal bronze, cast turned Four-piece bronze mold for casting the edge of chamber pot bottom: 2834 401 Rotterdam tin foundry tin stain tin Meeuws Druy craft Shapes are 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.