USA 1 dollar First Patent
USA 25 cents District of Columbia Quarter
USA 25 cents Puerto Rico Quarter
Germany - GDR 1 pfennig
Germany 25 euro Freiburg Numismatic Association
12 Skilling - Christian VI
Andorra
Australia
Austria
Belgium
Canada
China
Cyprus
Germany
Spain
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Finland
France
United Kingdom
Greece
Croatia
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Italy
Japan
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Latvia
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