Geographic Subject
United States
26
India
23
Virginia
10
Southeast Asia
7
Cuba
6
Africa
5
Asia
4
Malawi
4
New York (State)
4
North Carolina
4
Ohio
4
Russia
4
West Indies (Federation)
4
Zambia
4
Argentina
3
Bahamas
3
Brazil
3
Commonwealth countries
3
France
3
Guyana
3
Indonesia
3
Latin America
3
Michigan
3
Nigeria
3
Pakistan
3
Russia (Federation)
3
Seychelles
3
South Africa
3
Southern States
3
Soviet Union
3
Tanzania
3
Zanzibar
3
Zimbabwe
3
Anguilla
2
Antigua
2
Antigua and Barbuda
2
Asia, Central
2
Belize
2
Fiji
2
Gambia
2
Germany
2
Haiti
2
Hawaii
2
Haïti
2
Iowa
2
Leeward Islands (Federation)
2
Lesotho
2
Maine
2
Malta
2
New England
2
more ...