Region
United States
18
Great Britain
14
France
12
Germany
8
Italy
6
China
5
Europe
5
England
4
India
4
Soviet Union
4
Developing countries
3
Africa
2
East Asia
2
Germany (East)
2
Ireland
2
Japan
2
Northern Ireland
2
Scotland
2
Arab countries
1
Austria
1
Bengal
1
Berlin
1
Berlin (Germany)
1
California
1
Chile
1
Cuba
1
Dar es Salaam
1
Dar es Salaam (Tanzania)
1
Developed countries
1
Gottingen
1
Gottingen (Germany)
1
Iran
1
Iraq
1
Istanbul
1
Istanbul (Turkey)
1
Jamaica
1
Latin America
1
Leningrad (R.S.F.S.R.)
1
Lima
1
Lima (Peru)
1
London
1
London (England)
1
Los Angeles
1
Los Angeles (Calif.)
1
Mexico
1
Mexico City
1
Middle East
1
Nicaragua
1
Peru
1
South Asia
1
more ...