Here's an article by Dan Lilja on Long-range shooting.
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<br>http://www.riflebarrels.com/longrange.htm
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<br>Rick

"What we obtain too cheap, we esteem too lightly: it is dearness only that gives every thing its value. Heaven knows how to put a proper price upon its goods; and it would be strange indeed if so celestial an article as freedom should not be highly rated." Thomas Paine