Thursday, August 23, 2012

Epitrochoids and hypotrochoids=Spirograph


 

Brought to life by Kenner in the late 1960's.

Spirograph [Wikipedia]
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1 comment:

  1. AildouxAugust 24, 2012 at 8:11 AM

    Had one as a kid. Loved to use it. I guess it was my first psychedelic experience!

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