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            27.95%  of auctions linked
        
        
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            27.95% 
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        "+" will search X and Y.
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            Updated Nov 01, 2025
            
  
    
  
    
    
    
     Values for auctions have been converted to USD using conversion rates from the actual date of the auction.
  
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| TrisquareEnigma by William Waite, IPP23 Exchange Puzzle (Chicago, 2003) | 2022-Dec-17 | $36.00 | 4 | 
                        
  
    
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                         TrisquareEnigma by William Waite, IPP23 Exchange Puzzle (Chicago, 2003) 
                        
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                    Dec 17 2022  | 
                    
                         $36.00 
                        4 bids 
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| Trisquare Castle (Exchange Puzzle IPP 24) | 2022-Feb-18 | $35.00 | 1 | 
                        
  
    
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                         Trisquare Castle (Exchange Puzzle IPP 24) 
                        
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                    Feb 18 2022  | 
                    
                         $35.00 
                        1 bids 
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| TriSquare Enigma (Exchange Puzzle IPP 23) | 2022-Feb-15 | $35.00 | 1 | 
                        
  
    
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                         TriSquare Enigma (Exchange Puzzle IPP 23) 
                        
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                    Feb 15 2022  | 
                    
                         $35.00 
                        1 bids 
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| TriSquare Enigma, IPP23 exchange puzzle | 2019-Dec-27 | $59.95 | 19 | 
                        
  
    
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                         TriSquare Enigma, IPP23 exchange puzzle 
                        
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                    Dec 27 2019  | 
                    
                         $59.95 
                        19 bids 
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