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<p>[QUOTE=&quot;-jeffB, post: 2770485, member: 27832&quot;]That&#039;s a nice one for a roll find, but that &quot;gunk&quot; might be corrosion.</p><p><br /></p><p>Step 1: soak it in distilled water and see if any of the gunk dissolves.</p><p><br /></p><p>Step 2: let it dry.</p><p><br /></p><p>Step 3: if there&#039;s still gunk, soak it in acetone (from a hardware store, not nail polish remover). Many kinds of gunk that don&#039;t come off in water <i>will</i> come off in acetone.</p><p><br /></p><p>Don&#039;t rub the coin with anything, even a soft cloth. The cloth and the stuff stuck to the coin are likely to leave scratches if you do.</p><p><br /></p><p>Let us know what you find![/QUOTE]</p><p><br /></p>

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