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<p>[QUOTE=&quot;Larry Moran, post: 556431, member: 4580&quot;]<b>I agree with bhp3rd, except that...</b></p><p><br /></p><p>I agree that in most instances, it&#039;s fine to handle a coin barehanded if it is carefully held by its rim.&nbsp; But I do not believe it humanly possible to touch the mirror surfaces of an unpatinated proof, or the Hubble telescope, with a bare finger and not leave some trace of: 1) residue, and, 2) marks and scratches.</p><p><br /></p><p>We have microscopes available, even if PCGS doesn&#039;t.&nbsp; ; )</p><p><br /></p><p><i>NOTE: I feel sure they do, but I didn&#039;t see any in their video.</i></p><p><br /></p><p><i>NOTE 2:&nbsp; Grading used to be accomplished only with the use of the naked eye or a 4X loupe.&nbsp; Today 10X loupes are often used, and microscopes.&nbsp; For the metallic content there are non-destructive ways to test, and as far as future organic and possible DNA examination, even more exotic equipment will be employed.</i></p><p><br /></p><p><i>NOTE 3:&nbsp; Accidents will happen when handling coins. I&#039;ve see it happen; so have you, I&#039;ll bet.&nbsp; : )</i>[/QUOTE]</p><p><br /></p>

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