Most people never think twice about the change jingling in their pocket. Yet tucked inside ordinary coin rolls and forgotten ...

You never know when you might come across a valuable error coin, so it helps to know what to look for. Here's a look at five of the most valuable error coins.

Only a handful of these bronze pennies exist—fewer than 20 are believed to have survived. One example from the Denver mint even sold for $1.7 million, showing how valuable such rarity can be. Holding ...

The 1980 penny error coins represent some of the most exciting finds for collectors searching through pocket change. With over 12 billion pennies minted that year ...

Like the leaning tower of Pisa, error coins demonstrate the alluring appeal of human error. Error coins account for some of the most rare and valuable collectable ...

— Melrose resident Joe Andrews is longtime coin appraiser and an expert in the field of numismatics. His “Coin Corner” is a recurring column in the Free Press and WickedLocalMelrose.com. He has ...

The 1979 Susan B Anthony Dollar Errors represent some of the most fascinating minting mistakes in modern US coinage history. This was the first year these coins were produced, and the Denver Mint ...

CoinKnow is the best coin identifier app right now for U.S. coin collectors. Snap a photo, get a Sheldon Scale grade within 2 ...

The 1943 penny errors represent some of the most fascinating and valuable mistakes in American numismatics. During World War II, the U.S. Mint switched from copper to ...