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How to Grade U.S. Coins - http://www.coingrading.com/
A book that describes the process of grading uncirculated and proof coins. |
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Coin Grading Basics - http://www.acoin.com/grading.htm
A primer for learning how coins are graded. |
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German Coin Grading - http://germancoins.com/grading.html
German coin grading is no simple matter. There are literally thousands of different coin types spanning hundreds of years and a variety of coining techniques. |
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Grading Gold Sovereigns - http://www.goldsovereigns.co.uk/grading.html
Information to help determine gold sovereign grades. |