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Numismatic Guaranty Company (NGC) is introducing a new high-security hologram as part of its comprehensive efforts to combat counterfeiting and create a safer marketplace for NGC-certified coins, tokens and medals. Among the innovative hologram enhancements are a QR code and a numerical security code that are unique to the specific encapsulated collectible, making it extremely
To help fight counterfeiting in the hobby, Numismatic Guaranty Company (NGC) is introducing new hologram and QR code coin holders.
Newman Numismatic Portal seminars and two floors of bourse space also among the show’s many highlights The 2023 Central States Numismatic Society
The 2023 Central States Numismatic Society (www.csns.org) convention, April 27-29, will have more than 600 dealers, educational seminars organized by the Newman Numismatic Portal (nnp.wustl.edu), and a $15 million "Rarities From 1796" exhibit of historic early American coins. The show will now occupy two floors of the Renaissance Schaumburg Hotel and Convention Center, 1551 North
The 2023 Central States Numismatic Society (www.csns.org) convention, April 27-29, will have more than 600 dealers, educational seminars organized by the Newman Numismatic Portal (nnp.wustl.edu), and a $15 million "Rarities From 1796" exhibit of historic early American coins. The show will now occupy two floors of the Renaissance Schaumburg Hotel and Convention Center, 1551 North