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Sotheby's will offer the only privately owned version of Edvard Munch's painting "The Scream" at an auction in New York on May 2, and expects it to fetch more than $80 million.

There are only four versions of "The Scream"; this pastel version dates from 1895.

Related links:

• Sotheby's: Sale of Munch's 'Scream' could fetch $80M
  
• Follow @msnbc_pictures on Twitter