USA 1 dollar Incandescent Light Bulb
USA 1 dollar Annie Jump Cannon
USA 25 cents Puerto Rico Quarter
Germany - GDR 5 pfennig
Spain 100 pesetas
Italy 500 lire 200th Anniversary - Death of Carlo Goldoni
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 
