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Jim
By
Jim_icewarrior
7
designs
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148
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2521
Perpetual Motion da Vinci Style II
Greg Zumwalt
29
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468
Caged Golf Ball Puzzle
M. Ingle
61
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2283
Trammel of Archimedes
M. Ingle
31
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731
bending template water cooling system
Terra
33
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4247
Butterfly, Animated.
Greg Zumwalt
145
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10066
Balloon Powered Single Cylinder Air Engine Open Chassis
Greg Zumwalt
169
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3105
GeoCache Puzzle Container
Chris