The combination of "copper" and "penny" might not seem like the best formula for valuable coins considering that you can find higher denominations in gold and silver. But finding the right copper ...

Indian Head designs lasted until 1909 when Abraham Lincoln became the first president featured on a coin ... copper pennies were struck by mistake and it’s that version that’s extremely rare ...

With few exceptions, copper coins in the U.S. mean one-cent pennies — usually those featuring Abraham Lincoln. The most valuable Lincoln ... U.S. Mint replaced the Indian Head penny with the ...