Fake Overprint Errors: How Counterfeit Error Notes Are Made and How to Detect Them Before Buying
Counterfeit error notes are flooding the collector market, with fake misaligned overprints, shifted seals, and simulated ink smears deceiving even experienced buyers. This guide breaks down exactly how these fakes are made, what authentic printing errors actually look like, and the specific tests you can run before spending serious money on any error note.
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