The siblings from Ohio are set to make a staggering amount of money from the coin, which was minted erroneously in the 1970s ...

This coin is not a dime a dozen. A rare dime with a glaring misprint that an Ohio family kept hidden for nearly four decades was sold at an auction for over $500,000. The coin, minted in 1975 ...

The dime - described as "one of the rarest coins of the 20th century" - was produced by the US Mint in San Francisco. But it is missing a distinctive mark, one of only two dimes made in 1975 known to ...