Belgium                  be
Brazil                   br
Canadian-French          cf
Czechoslovakia (Czech)   cz
Czechoslovakia (Slovak)  sl
Denmark                  dk
Finland                  su
France                   fr
Germany                  gr
Hungary                  hu
Italy                    it
Latin America            la
Netherlands              nl
Norway                   no
Poland                   pl
Portugal                 po
Spain                    sp
Sweden                   sv
Switzerland (French)     sf
Switzerland (German)     sg
United Kingdom           uk
United States            us
Yugoslavia               yu