Geographic Subject
Soviet Union
94
Russia (Federation)
68
Russia
10
Former Soviet republics
8
Communist countries
6
Siberia (Russia)
6
Kazakhstan
5
Kyrgyzstan
5
Uzbekistan
5
Europe, Eastern
4
Ukraine
4
Azerbaijan
3
Krasnodar
3
Lithuania
3
Sakha
3
Africa
2
Developing countries
2
Europe
2
Moscow (Guberniya)
2
Poland
2
Siberia
2
Tajikistan
2
Turkmenistan
2
Ural Mountains Region
2
Africa, North
1
Angara River Valley (Russia)
1
Asia
1
Bashkortostan
1
Bashkortostan (Russia)
1
Belarus
1
Caspian Sea Lowland (Kazakhstan and Russia)
1
Caucasus, Northern
1
Czechoslovakia
1
Estonia
1
Finance
1
Foreign countries
1
Former Soviet Republics
1
Germany (West)
1
Gorno-Altay
1
India
1
Kamchatka Peninsula
1
Karakalpakstan
1
Karelia
1
Karelia (Russia)
1
Kuznetsk Basin
1
Latin America
1
Latvia
1
Moscow
1
Moscow (Russia : Guberniya)
1
Moscow (Russia)
1
more ...