There have been 46 presidents in U.S. history, but only a few appear on coins and bills that most people actually see. That’s not going to change anytime soon either, because you can only have ...

Anthony dollar coins at all. A coin stamped entirely incorrectly using the Sacagawea dollar dies on the planchet (metal disk) of the 1979 Susan B. Anthony dollar coin sold for over $16,400.

I realized my mistake as soon as I attempted to pay for a Tastykake cherry pie at a convenience store with the new Sacagawea dollar coin. "What's this?" the teenage clerk asked ever so cheerfully ...