The Best Strategy To Use For The Copper Penny - Home - Facebook89 18561864 88% copper, 12% nickel (likewise understood as NS-12) 72 grains 4. 67 18641942 bronze (95% copper, 5% tin and zinc) 48 grains 3. 11 1943 zinc-coated steel (likewise called...
The Best Strategy To Use For The Copper Penny - Home - Facebook89 18561864 88% copper, 12% nickel (likewise understood as NS-12) 72 grains 4. 67 18641942 bronze (95% copper, 5% tin and zinc) 48 grains 3. 11 1943 zinc-coated steel (likewise called...