Thread: Counter Weights
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Old 27-07-2007, 10:00 AM
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JohnG (John)
Looking Down From Above

JohnG is offline 		 
Join Date: Dec 2005
Location: Cootamundra, NSW
Posts: 1,711
This site may be of some help to you.

http://www.robincasady.com/Astro/WeightCalc.html

Cheers
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