Geography
United States
798 results
Texas
35 results
Developing countries
20 results
France
20 results
Germany
19 results
India
13 results
Mexico
13 results
Minnesota
9 results
Southern States
8 results
Burkina Faso
7 results
Canada
7 results
England
7 results
Scotland
7 results
Brazil
6 results
Europe
6 results
Great Britain
6 results
Latin America
6 results
Michigan
6 results
North Carolina
6 results
Venezuela
6 results
Colorado
5 results
Georgia
5 results
Kansas
5 results
Middle West
5 results
North Dakota
5 results
Philippines
5 results
Soviet Union
5 results
Bolivia
4 results
California
4 results
China
4 results
Illinois
4 results
Montana
4 results
Spain
4 results
Africa
3 results
Costa Rica
3 results
Hawaii
3 results
Indiana
3 results
Iowa
3 results
Ireland
3 results
Missouri
3 results
Prussia
3 results
Puerto Rico
3 results
Silesia
3 results
South Carolina
3 results
South Dakota
3 results
Tanzania
3 results
Wisconsin
3 results
Alabama
2 results
Asia
2 results
Colombia
2 results
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