Four-piece bronze mold for bell-shaped bowl, mold casting tool tools equipment base metal bronze, cast turned Four-piece bronze mold for casting bell-shaped bowl possible salt shaker or bottom pepper steamer or mustard keg top: 835 Rotterdam tin casting tin tin dolls toy Meeuws Druy handicrafts 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.