Geographic Subject
Indonesia
351
Great Britain
345
Germany
269
India
253
United States
221
France
153
Soviet Union
114
Spain
71
South Africa
61
Canada
56
Malaysia
56
Pakistan
55
Prussia
52
Iowa
50
Virginia
49
Mexico
47
Poland
47
Japan
45
Cuba
43
Egypt
42
Pennsylvania
41
China
38
Russia (Federation)
38
Russia
37
Switzerland
34
England
33
Yugoslavia
33
Burma
30
Massachusetts
30
Ontario
30
Connecticut
29
Nepal
28
New York (State)
28
Sri Lanka
28
Europe
27
Germany (West)
27
Tanzania
27
Québec (Province)
25
Algeria
22
Africa
21
Alabama
21
Hawaii
21
Netherlands
21
Espagne
20
Guatemala
20
Haiti
20
North Carolina
20
Asia
19
Bangladesh
19
Haïti
19
more ...