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<p>[QUOTE=&quot;-jeffB, post: 2657421, member: 27832&quot;]That it does.</p><p><br /></p><p>I don&#039;t doubt that acid treatment will leave a surface like that on a silver coin. I just doubt that it can etch <i>differentially</i>. I think it&#039;ll leave a grainy, flat surface where the date was, still not revealing any additional detail.</p><p><br /></p><p>One of these days, I&#039;ll run the experiments myself. With <i>equivalent</i> before and after shots. I just found two-plus rolls of dateless SLQs in the bottom of a box, so it&#039;s not like I lack experimental subjects.</p><p><br /></p><p>(Probably a topic for another thread, but the dateless rolls weigh just about 10% less than a roll of 1964 quarters -- and are about 20% <i>shorter</i>, because the rims are the first part to go. Those coins worked <i>hard</i> over the course of their careers.)[/QUOTE]</p><p><br /></p>

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