
1918 Inverted Jenny Stamp
$2.0M
A U.S. postage stamp printed upside-down, one of the rarest printing errors.
Estimated value as of 2026 · Source: https://www.greysheet.com/news/story/press-release-the-new-amsterdam-collection-…
Fun Fact
A sheet of 100 was accidentally printed wrong in 1918; a single stamp sold for $1.35 million in 2007.
Price History
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