Click Here to Go to the Glossary Proxiblog.org, a free educational coin site, features one of the most comprehensive illustrated encyclopedias of numismatic terms with more than 200 entries. Learn to spot cuds, die breaks, split dies, machine doubling, double dies, mules, patina, lamination and so much more! This video describes the basic and most … Continue reading Most Comprehensive Illustrated Numismatic Glossary on the Web