Australia 1 dollar
USA 25 cents Colorado State
Germany 100 euro UNESCO World Heritage - Lübeck
Germany 5 mark 100th Anniversary - Birth of Otto Hahn
Germany 20 euro 250th Anniversary - Birth of Alexander von Humboldt
USA San Francisco Old Mint Commemorative Silver Dollar
Andorra
Australia
Austria
Belgium
Canada
China
Cyprus
Germany
Spain
Estonia
Finland
France
United Kingdom
Greece
Croatia
Ireland
Italy
Japan
Lithuania
Luxembourg
Latvia
Monaco
Malta
Netherlands
Portugal
San Marino
Slovakia
Slovenia
United States
Vatican City 
