Inverted Third Printing Errors on Series 1974 and 1977 Federal Reserve Notes: Upside-Down Seals and Serial Numbers by District
Inverted third printing errors, where Federal Reserve seals and serial numbers appear completely upside down, rank among the most visually dramatic mistakes ever to escape the Bureau of Engraving and Printing. This deep-dive covers every confirmed district, print run estimate, and current market value for Series 1974 and 1977 survivors.
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