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<p>[QUOTE=&quot;ziggy9, post: 437841, member: 8360&quot;]&quot;that is as much as NT as lightening striking that coin&quot;</p><p>Spock</p><p>I try to avoin using&nbsp; the rtefrence to lighting striking. Having survived a strike less t5han 3 feet from me I don&#039;t want the big guy taking a second shot.</p><p><br /></p><p>but more on subject, I have a hard time with the AT/NT thing. If I put a coin in an enclosed case with sulfer powder in its proximity then I have artificially toned the coin. If I put the same coin in an album that happens to be made of cardboard with a sulpher content then the coin is considerd &quot;naturally toned&quot; The only difference I see is intent.</p><p>Whwer does it cross the line from NT to AT?</p><p><br /></p><p>Just my ramblings</p><p>Richard[/QUOTE]</p><p><br /></p>

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