Above:Showing the inside of the box
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A 3x3x3 with two solutions. The second one allow it to be put into a wooden box.
It is not unknown whether Jean-Claude Constantin ever gave this puzzle a proper name. Therefore one was created for this entry.
This is one of the shape variants Jean-Claude Constantin custom built in the 1980s and 1990s.
The year given here is just an upper bound.
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Thank you to the following people for their assistance in helping collect the information on this page: Georges Helm.
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