Geographic Subject
Soviet Union
50
Russia (Federation)
10
Russia
6
China
5
France
3
Great Britain
3
Europe
2
Germany
2
Arctic regions
1
Arkhangelʹsk (Russia)
1
Armenian S.S.R.
1
Asia
1
Asia, Central
1
Australia
1
Bohemia
1
Bohemia (Czech Republic)
1
Czechoslovakia
1
Eastern
1
Ethiopia
1
Europe, Eastern
1
Former Soviet republics
1
Latin America
1
Mali
1
Middle East
1
Mongolia
1
Norway
1
Saint Petersburg (Russia)
1
Sevastopolʹ (Ukraine)
1
Siberia (Russia)
1
Switzerland
1