Geographic Subject
United States
99
Germany
62
Indonesia
36
India
30
Pakistan
30
Great Britain
28
France
27
China
19
Switzerland
17
Haiti
9
Haïti
9
European Economic Community countries
7
South Carolina
6
Cuba
5
Prussia
5
Romania
5
Turkey
5
Canada
4
Mexico
4
Peru
4
Russia
4
Sri Lanka
4
Yugoslavia
4
4.415
3
Argentina
3
Australia
3
Austria
3
Egypt
3
Europe
3
Germany (West)
3
Hawaii
3
Italy
3
New York (State)
3
Singapore
3
Sweden
3
Asia
2
Balkan Peninsula
2
Bangladesh
2
Bavaria
2
British West Indies
2
Colombia
2
Developing countries
2
England
2
Estados Unidos
2
Hungary
2
Indochina
2
Madagascar
2
Malaysia
2
México
2
Netherlands
2
more ...