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Story summary
- The signature on a print largely determines its market value.
- Some artists, including Norman Rockwell and Andrew Wyeth, signed prints to support their museums.
- Art dealer Henri Neuendorf notes unsigned pieces can be authentic if stamped by the artist's estate.
- Auction houses may require extensive research to verify authenticity.
- Experts emphasize that documentation matters more than certificates of authenticity, which can be forged.