KOTCT
Castle Courtyard => General Discussion / Questions => Topic started by: Paint Your Wagon on September 13, 2010, 12:17:02 AM
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You can call it what you want
Preservation; restauration or cleaning
Just look at the color of the gold ; it went from orange to yellow because the copper
content was harshly attacked
http://www.ncscoin.com/gallery/conserved/index.asp
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In my observation, the 'after' pics look lousy! And many snows ago when I first started collecting copper cents, I thought a pencil eraser was the neatest way to 'conserve' the coins. Oh, how times have changed.