The Professional Numismatists Guild has issued a consumer protection advisory about altered coins being sold as genuine Washington dollar plain-edge errors. The Professional Numismatists Guild has ...

The Professional Numismatists Guild has formed a committee composed of PNG members and non-members to research and draft an industry-acceptable definition of “coin doctoring.” “They will draft an ...

Pearlman offered the following tips. When you find a promising dealer, contact the Professional Numismatists Guild or other trade organizations for references. “Don’t be fooled simply by fancy ...

spokesman for the Professional Numismatists Guild and winner of the Farran Zerbe Award, the highest honor bestowed by the American Numismatic Association. “In addition to providing hours of ...

Ron Drzewucki has been a professional numismatist since 1984 and a member of Professional Numismatists Guild (PNG) since 1995. He has for years been a dealer "known as having a superb eye for ...

On April 17, the Professional Numismatists Guild membership voted to adopt a definition, below, for “coin doctoring,” or the changing of the appearance of a collectible coin by various processes.