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<p>[QUOTE=&quot;Insider, post: 2504996, member: 24314&quot;]<img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie10" alt=":oops:" unselectable="on" unselectable="on" /> I left out a zero!&nbsp; Should have posted .00001. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie8" alt=":D" unselectable="on" unselectable="on" /></p><p><br /></p><p>Point of interest.&nbsp; In an authentication class our instructor (former ANACS authenticator) told us about the time two identical 1924 $20 coins in the same order that were logged in with consecutive numbers weighed exactly the same (three tries to make sure) on a balance certified to +/- 0.001 grams!&nbsp; <span style="color: #b300b3">What&#039;s the chance of that? </span> At the time, ANACS used a coin&#039;s weight to help identify it in case an order of similar coins or two different orders were mixed.&nbsp; Due to that, at the next service he worked at, the balance was upgraded to one that was accurate to 0.0001 grams![/QUOTE]</p><p><br /></p>

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