–In 1857 it was changed to 88% copper and 12%Nickeland gave the penny a whitish appearance. –The penny returned to bronze again from 1864 to 1962. However in 1943, the copper was completely removed from the coin and replaced withzinc-coated steel because of the critical use of copper ...
#BuildingValueAcrossTheGlobe 发布于 8月 7, 2014作者Shanghai Metal Corporation分类Copper标签Abraham Lincoln、Camilla、coins、Copper、Copper Penny、Pennies、Penny、shanghai metal corporation、US Mint、Zinc于Do You Know Whether Your Penny Is a Copper or a Zinc Coin?留下评论 在...