Australia 10 cents
USA 25 cents Salt River Bay National Historical Park and Ecological Preserve
USA 25 cents Denali
Germany - GDR 1 mark
China - Republic 50 cash
Germany 5 mark 200th Anniversary - Birth of Wilhelm and Alexander von Humboldt
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
