For the encouragement of the mining trade, the 5th of William and Mary, chap.17, exempted from this prohibition iron, copper, and mundic metal made from British ore.

为鼓励采矿贸易，威廉和玛丽 5 日第 17 章免除了由英国矿石制成的铁、铜和蒙迪克金属的禁令。