You know those pennies, nickels, dimes, and quarters in your wallet have been passed around a lot. And that means they’re probably pretty grimy. You’ve probably accidentally washed a few forgotten ...

For coin collectors, the allure of a well-maintained collection is undeniable. However, the process of cleaning coins is fraught with potential pitfalls. Many collectors are unaware that improper ...

The first rule of coin collecting is: DO NOT CLEAN YOUR COINS. This is the most important piece of advice for any collector, new or old. Serious collectors and experts agree that most coins should ...