10 Most Expensive Books Ever Sold in the World

10. The Canterbury Tales by Geoffrey Chaucer Original price: $7.5 million Inflation-adjusted price: $12 million

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9. The Gutenberg Bible Original price: $5.4 million Inflation-adjusted price: $12.43 million

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8. Birds of America by John James Audubon Original price: $11.5 million Inflation-adjusted price: $13.8 million

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7. The Rothschild Prayerbook Original price: $13.6 million Inflation-adjusted price: $15.3 million

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6. The Bay Psalm Book Original price: $14.2 million Inflation-adjusted price: $15.94 million

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5. The St. Cuthbert Gospel Original price: $14 million Inflation-adjusted price: $15.95 million

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4. The Magna Carta Original price: $21.3 million Inflation-adjusted price: $26.9 million

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3. The Gospels of Henry the Lion Original price: $11.7 million Inflation-adjusted price: $30.73 million

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2. The Book of Mormon Original price: $35 million Inflation-adjusted price: $37.35 million

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1. Codex Leicester by Leonardo da Vinci Original price: $30.8 million Inflation-adjusted price: $54.4 million

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