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<p>[QUOTE="TIF, post: 2745685, member: 56859"][guffaw] <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie8" alt=":D" unselectable="on" unselectable="on" /></p><p><br /></p><p>Wanna see the worse of the bunch? Small children and those with delicate constitutions should avert their eyes.</p><p><br /></p><p>[ATTACH=full]627730[/ATTACH]</p><p><br /></p><p>Look at the flip for #33 (below). I figure the coin was placed in this flip during processing for this auction-- so it hasn't been in it very long. Look at the quantity of weird gray/brown debris! That's some rapid deterioration.</p><p><br /></p><p>I suspect these three coins were at some point in their lives treated with a strong chemical (alkaline?) and not neutralized, then coated with lacquer (many coins in this lot were lacquered). Over time, the metal broke down but not forming the usual "bronze disease" compounds. These three are not salvageable.</p><p><br /></p><p>[ATTACH=full]627731[/ATTACH][/QUOTE]</p><p><br /></p>
[QUOTE="TIF, post: 2745685, member: 56859"][guffaw] :D Wanna see the worse of the bunch? Small children and those with delicate constitutions should avert their eyes. [ATTACH=full]627730[/ATTACH] Look at the flip for #33 (below). I figure the coin was placed in this flip during processing for this auction-- so it hasn't been in it very long. Look at the quantity of weird gray/brown debris! That's some rapid deterioration. I suspect these three coins were at some point in their lives treated with a strong chemical (alkaline?) and not neutralized, then coated with lacquer (many coins in this lot were lacquered). Over time, the metal broke down but not forming the usual "bronze disease" compounds. These three are not salvageable. [ATTACH=full]627731[/ATTACH][/QUOTE]
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