Antti Markus wrote:
> 
> How should they be done for maximum speed? I've seen cogs done as
> difference of three boxes. Wouldn't it be faster to use prisms?
> 
> Thanks
> 
> Antti Markus
> (remove 123 from e-mail to reply)

  Or you try the Pov Gear.inc file located at:

http://www.ica.uni-stuttgart.de/~marc/gearinc.htm

-- 
Ken Tyler

tyl### [at] pacbellnet

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