A rare coin expert says you could 'retire today' if you found an old half-penny. Half-pennies have been around since the time of Edward I, who was king of England from 1272 to 1307.

1795 Half-Cent Struck Over a 1795 Cent Minting errors were happening even in the early days of US coin production, and one 1795 half-cent is a good example of this. It Was struck over a 1795 penny ...