The Great JB Puzzle
1920 - Published by
John Bull London
Copy produced by
Ton Delsing
7 pieces acryl

box 93x93 mm


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Find The Rabbit
1983 - IPP 13 Puzzle
Copy produced by
Ton Delsing

5 transparence octagonal pieces
flat box 70x70 mm


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Daily Puzzle
 IPP  Puzzle,
Thinkfun
(c) Oskar van Deventer

10 pieces
to make 365 (366) days


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