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<p>[QUOTE=&quot;rlm&#039;s cents, post: 2043181, member: 7957&quot;]But neither of those pictures are of die polishing lines.&nbsp; They are of die scratches typically done at the press to removes dirt etc. from the die.&nbsp; Yes, they can enter the devises.&nbsp; Die polishing is done with a large flat polishing wheel.&nbsp; They would be completely parallel, but typically you cannot see them.&nbsp; For instance, cameo proofs are made by sandblasting (or otherwise roughing) the entire die surface - the devises and all - and then polishing the fields.</p><p><br /></p><p>Again, I will repeat;</p><p><br /></p><p><br /></p><p>BTW, just what do you think they used to &quot;polish&quot; these dies you are referring to?&nbsp; If it is the wheels they have at the mint, please explain how anything gets into the devises.&nbsp; If other, please explain how it makes the fields mirror flat.[/QUOTE]</p><p><br /></p>

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