It was Theodore Roosevelt — a lifelong admirer of Abraham Lincoln — who ordered the U.S. Mint to introduce copper pennies ...

The combination of "copper" and "penny" might not seem like the best formula for valuable coins considering that you can find ...

Today, some Lincoln ... coin. It is so rare that it has twice sold at auction for more than $100,000. The penny was struck at the Denver Mint in 2001 and features the usual portrait of Abraham ...