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<p>[QUOTE=&quot;Conder101, post: 2007149, member: 66&quot;]Extended soak in acid.&nbsp; The acid attacks the copper core more rapidly than the coppernickel clad layers.&nbsp; That is why the they extend out beyond the copper core.&nbsp; But the acid also attacks the hich and low areas of the reeding evenly which is why the copper core still shows the reeding, even though it does not extend all the way out to the edge of the coin.</p><p>&nbsp;</p><p>We see these fairly frequently.[/QUOTE]</p><p><br /></p>

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