US State Quarters
The U.S. Mint's recent state-quarters program has been a boon to coin collecting. According to a survey conducted by the Mint, nearly half of all Americans have collected the coins, resulting in billions of dollars in profits for the U.S. Treasury. Begun in 1998, the program has introduced five new state quarters into circulation each year. Quarters were minted in the order of statehood—Delaware first, Hawaii last. On the coin’s obverse is...