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 ...

Coins that are tarnished, dirty, or damaged can pose a challenge when trying to ascertain their authenticity. However, Warwick & Warwick auctioneers caution against cleaning a coin yourself, as it ...

ACS has continued to partner with Procter & Gamble to launch Coins for Cleaner Water. Every day, several billion people around the world live without clean water. More than 4,000 children die every ...

The desire to make old coins look new can be tempting, but improperly cleaning coins is one of the quickest ways to devalue them. Harsh chemicals, abrasive materials or even just overzealous ...