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<p>[QUOTE="GDJMSP, post: 3065322, member: 112"]Yes, some did. But what you have to understand is the reason why they did. It's quite simple really, it was to keep the #1 enemy of coins - air - from getting to the coins, and because copper is our most reactive coinage metal. Which means it is extremely prone to toning, more so by far than other metals. </p><p><br /></p><p>Back then, the storage methods we have today were unknown and didn't even exist. Collectors knew that air was the enemy, so did the only thing they could think of to keep air from getting to their copper coins - they coated them with shellac and or varnishes. </p><p><br /></p><p>Today we know that is bad because coating coins with anything makes them ungradeable, makes them problem coins. </p><p><br /></p><p>People have to understand - toning on any coin can never be stopped because there is no such thing as an airtight coin holder. The very best you can do is to slow it down as much as possible. And you do that with proper storage.[/QUOTE]</p><p><br /></p>
[QUOTE="GDJMSP, post: 3065322, member: 112"]Yes, some did. But what you have to understand is the reason why they did. It's quite simple really, it was to keep the #1 enemy of coins - air - from getting to the coins, and because copper is our most reactive coinage metal. Which means it is extremely prone to toning, more so by far than other metals. Back then, the storage methods we have today were unknown and didn't even exist. Collectors knew that air was the enemy, so did the only thing they could think of to keep air from getting to their copper coins - they coated them with shellac and or varnishes. Today we know that is bad because coating coins with anything makes them ungradeable, makes them problem coins. People have to understand - toning on any coin can never be stopped because there is no such thing as an airtight coin holder. The very best you can do is to slow it down as much as possible. And you do that with proper storage.[/QUOTE]
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