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<p>[QUOTE=&quot;-jeffB, post: 3149285, member: 27832&quot;]Can you provide some links for more info on this? Does the migration happen during production of stock, or during annealing? Surely it can&#039;t happen at a detectable rate at room temperature?</p><p><br /></p><p>I&#039;m not really set up to do quantitative analysis even at the +/- 5% range, but you seriously tempt me. I&#039;d <i>certainly</i> be willing to sacrifice a few heavily-worn war nickels to grind them down and XRF the interior, if I had XRF available.</p><p><br /></p><p>I know debased pesos had most of their silver on the surface, but I thought they were manufactured that way. I&#039;ve never heard of metal migration significantly affecting war nickels, and I&#039;d like to learn more.[/QUOTE]</p><p><br /></p>

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