Geography
United States
595 results
Virginia
127 results
Soviet Union
50 results
Germany
49 results
Great Britain
45 results
Pennsylvania
41 results
New Jersey
30 results
California
27 results
Texas
25 results
Maryland
23 results
France
18 results
Washington (D.C.)
17 results
China
15 results
Florida
15 results
Michigan
15 results
Massachusetts
13 results
Ohio
13 results
Europe
11 results
Australia
10 results
Canada
10 results
Kansas
9 results
North Carolina
9 results
Washington (State)
9 results
Japan
8 results
États-Unis
8 results
Alabama
7 results
Illinois
7 results
Italy
7 results
New York (State)
7 results
Louisiana
6 results
Wright-Patterson Air Force Base (Ohio)
6 results
Alaska
5 results
Great Lakes (North America)
5 results
New York (N.Y.)
5 results
Georgia
4 results
Naval Air Station (N.J.)
4 results
Oklahoma
4 results
Randolph Field (Tex.)
4 results
Russia (Federation)
4 results
South Carolina
4 results
Wright-Patterson Air Force Base
4 results
Brooks Air Force Base (Tex.)
3 results
Colorado
3 results
Connecticut
3 results
Indiana
3 results
Middle East
3 results
New Mexico
3 results
Norway
3 results
Outer space
3 results
Potomac River
3 results
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