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Updated Aug 18, 2024
Values for auctions have been converted to USD using conversion rates from the actual date of the auction.
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an auction to a puzzle.
Four Pentomino Problems (IPP25 exchange)
May 23
2021
$23.00
11 bids
Four Pentomino Problems
May 01
2017
$87.26
1 bids
Four Pentomino Problems
Jun 01
2012
$45.74
1 bids
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