Certain quarters minted in 1976 — the year of the bicentennial — are particularly sought by collectors. Here's how to tell if you have a valuable one.

Two 50p coins which were believed to have been destroyed have been found - and each could be worth £40,000. There is a chance ...

They were notable for being the first U.S. quarters in more than 50 years to feature a special reverse design. The most valuable of those coins — a 1976-S Bicentennial Silver Quarter that came ...