Coins aren't necessarily worth their face value, with some worth more than their cost of production and the penny famously ...

a few changes in letter size — but nothing of real significance until it was replaced after a 31-year run with the Benjamin ...

Here are the five most valuable versions: 2000-P Sacagawea Dollar and statehood quarter mule ($144,000): In coin terminology, a “mule” refers to two different designs on a single piece. In the case of ...