Afghanistan
Andorra
Argentina
Australia
Bolivia
Brazil
Bulgaria
Canada
Chile
China
Colombia
Costa Rica
Cuba
Dominican Republic
Ecuador
Egypt
El Salvador
Ethiopia
Finland
France
Germany
Greece
Guatemala
Haiti
Honduras
Hungary
Iceland
Iran
Iraq
Ireland
Italy
Japan
Liberia
Liechtenstein
Mexico
Monaco
Mongolia
Nepal
New Zealand
Nicaragua
Norway
Panama
Paraguay
Peru
Philippines
Portugal
Romania
San Marino
Saudi Arabia
Sikkim
South Africa
Soviet Union
Spain
Sweden
Switzerland
Thailand
Transjordan
Turkey
United Kingdom
United States
Uruguay
Vatican City
Venezuela
Yemen
Yugoslavia