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Each piece has a unique colour, arrange from lightest to darkest. Functions similar to the Masterball, but with only one vertical slice.
Speaking about solving this puzzle is equivalent to the Masterball.
Its production started no later than 1982 since it was mentioned in David Signmaster's Cubic Circular of that year.
Diameter: 70 mm
Weight: 91 grams
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Thank you to the following people for their assistance in helping collect the information on this page: Carter, Geert Hellings.
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