Region
United States
176
États-Unis
46
Soviet Union
20
Bolivia
16
Cuba
10
Great Britain
7
New York (State)
7
USA
7
Russia
5
Germany
4
New York
4
Bolivie
3
California
3
Central America
3
Chile
3
Estados Unidos
3
France
3
Indonesia
3
Latin America
3
URSS
3
Unión Soviética
3
Berkeley
2
Canada
2
Chicago
2
Communist countries
2
Europe
2
Foreign countries
2
Illinois
2
Mexico
2
New York (État)
2
Nicaragua
2
Panama
2
Russia (Federation)
2
South Africa
2
Texas
2
Albania
1
Burma
1
Caroline du Nord
1
Chili
1
China
1
Colombia
1
Confederate States of America
1
Delaware River Valley (N.Y.-Del. and N.J.)
1
Developing countries
1
EE. UU
1
Eastern Europe
1
England
1
Etats Unis
1
Europa
1
Europe de l'Est
1
more ...