including no doubt increasingly complex forms of weaponry, were being produced [12] "And Zillah, she also bare Tubalcain , an instructer of every artificer in brass and iron : and the sister of Tubalcain was Naamah." Metallurgy in pre-Columbian Mesoamerica Lost-wax casting Chalcolithic Tubalcain Weapons Bow and arrows [13] (5,300 year