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<p>[QUOTE=&quot;SuperDave, post: 2663528, member: 1892&quot;]I do not, personally. They&#039;re out of scope for me. Nor do I know of the existence of an example which is plainly an Impaired Proof (although such ought to exist - the 1970 No S ran an entire Proof die life, some 2000+ examples), which would have required such diagnostics to be identifiable. </p><p><br /></p><p>That does not mean <b>nobody</b> knows. Just not me. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie1" alt=":)" unselectable="on" unselectable="on" />[/QUOTE]</p><p><br /></p>

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