Interlocking - Augmented Four Corners

Augmented Four Corners (Stewart Coffin)
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Augmented Four Corners (Tom Lensch)
 
Augmented Four Corners (Lee Krasnow)
Larger Photograph (72.8K)
Designer:Stewart Coffin
Craftsman:Stewart Coffin (1st)
Tom Lensch (2nd)
Lee Krasnow (3rd)
Category:Interlocking
Material:Cherry & Brazilian Rosewood (1st)
Pau Marfim & Chakte Kok (2nd)
Bolivian Rosewood & Maple (3rd)
Pieces:6

This puzzle is made by adding blocks to the ends of the pieces in the Four Corners puzzle. Stewart made 60 from 1981 to 1985. Number 34 in his numbering system.
 
More information in The Puzzling World of Polyhedral Dissections