91.  The Mint once made two different 5-cent coins.  The first 5-cent coin was made of silver. This very small "half dime" was minted until 1873, even though the nickel version was created in 1866. So, for several years, both kinds of 5-cent coin—of different metals, in different sizes, with different designs—were made and circulated…but only one was a nickel!