Geographic Subject
Soviet Union
16
Indonesia
14
India
12
Russia (Federation)
9
Asia, Southeastern
8
United States
6
Yugoslavia
6
Canada
4
Bangladesh
3
Siberia
3
Guinea-Bissau
2
Nepal
2
Pakistan
2
Southeast Asia
2
Sri Lanka
2
Thailand
2
Volga River Region
2
Africa
1
Alaska
1
Asia
1
Bengal, Bay of
1
Brazil
1
Canada (Est)
1
Caucasus
1
Colombia
1
Developing countries
1
European Economic Community countries
1
Former Soviet republics
1
Germany
1
Germany (East)
1
Griechenland <Altertum>
1
Guiana
1
Kiev (Guberniya)
1
Kiev (Ukraine : Guberniya)
1
Latin America
1
Malaysia
1
Massachusetts
1
Mediterranean Region
1
Meghalaya
1
Mekong River Region
1
Mekong River Valley
1
Moldova
1
Mongolia
1
Netherlands
1
New York (State)
1
New Zealand
1
North Dakota
1
Oregon
1
Philippines
1
Provinces maritimes
1
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