03-22-2009, 10:32 PM
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Member
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Join Date: Aug 2007
Location: Sonoma / Hawaii / Aboard Yacht
Posts: 144
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Interesting theory . . .
thanks for participating. A friend of mine in the USA artillery told me their big guns even calculate for the rotation of the earth! But I am off-subject. What I am interested in is who put in the first riffling, where, and when. Also any formula that might be applicable. 
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