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Stefan Proynov: Forged seals in Bulgaria In addition to objects and coins, lead seals of […]
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Stefan Proynov: Every rare coin is a potential target for FAKE COINS Every rare coin […]
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Stefan Proynov: FAKE ERROR COINS this time from Bulgaria. In recent years we have seen […]
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Stefan Proinov, an expert in Europe on antique and ancient art, warns of a new […]
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Stefan Proynov: Colleagues from NGC detected a fake American dollar issue 1841. Such information should […]
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Stefan Proynov: As an expert in ancient and ancient art, I am obliged to alert […]
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Stefan Proynov, an expert in ancient and ancient art, has alerted the community to the […]
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Stefan Proynov: Anti-Counterfeiting Educational Foundation Warns: Hundreds of Websites Selling Fake Coins ACEF warns of […]
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My name is Stefan Proynov and I study forgeries in numismatics. In addition to making […]
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The coin that’s been circulated is valued at its price in silver. As is the […]