Canada 1 cent
USA 1 dollar Annie Jump Cannon
USA Mercury
France 20 centimes
Germany - GDR 10 mark 125th Anniversary - Death of Karl Friedrich Schinkel
Germany 10 mark 200th Anniversary - Birth of Arthur Schopenhauer
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
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Vatican City 
