Error Notes Printed Upside Down Can Sell for $10K

in Collecting Tips 1 min read

A printing press hiccup. A momentary paper jam. A die that slipped sideways. These manufacturing mistakes created some of the most valuable paper money in existence. Error notes

Robert Sterling

Robert Sterling

Author & Expert

Robert Sterling is a numismatist and currency historian with over 25 years of collecting experience. He is a life member of the American Numismatic Association and has written extensively on coin grading, authentication, and market trends. Robert specializes in U.S. coinage, world banknotes, and ancient coins.

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