Geographic Subject
Argentina
3
Finland
1
Guatemala
1
India
3
India, South
1
Karelia
1
Latin America
1
Pakistan
1
Panama Canal (Panama)
1
Panama Canal Zone
1
Pennsylvania
1
Philippines
4
Russia (Federation)
5
Russian Federation (Asia)
1
Saint Petersburg
1
Siberia
1
South America
1
Southeast Asia
1
Soviet Union
2
Sweden
2
USSR
1
United States
2
Volga River Region
1
Wisconsin
1