Inspect them for mistakes/errors. Collectors love rare pieces, and nothing shouts one of a kind like mistakes minted on ...

T he 1976 Eisenhower dollar or the 1776-1976 bicentennial Eisenhower dollar was made of 75% copper and 25% nickel. There is also a silver coin variety that is made of 40% silver.

Before you toss your spare quarters into a vending machine or feed them to a CoinStar, consider this: one specific American ...