Here are 20 rare state quarters worth additional value, according to Gainesville Coins, USA CoinBook and PCGS. Keep in mind that “error” coins — the ones primarily included on this list ...

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.

or other rare coins and currency could command high prices at auction, too? When it comes to value, coin condition is critical. Collectors love to see coins in mint or uncirculated state ...

The Proof State Quarters represent a significant period in American numismatics. Struck in 90% silver, these quarters commemorate various U.S. states and are prized for their collectible and silver ...

or other rare coins and currency could command high prices at auction, too? When it comes to value, coin condition is critical. Collectors love to see coins in mint or uncirculated state ...

By the way, did you know your pennies, two-dollar bills, or other rare coins and currency could command high prices at auction, too? When it comes to value, coin condition is critical. Collectors love ...

By the way, did you know your pennies, two-dollar bills, or other rare coins and currency could command high prices at auction, too? When it comes to value, coin condition is critical. Collectors love ...