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Subjects
- African Americans -- Michigan.[remove]2
- World War, 1939-1945.[remove]2
- Aeronautics.1
- African American air pilots -- History.1
- African Americans in aeronautics.1
- African Americans.1
- Agriculture.1
- Air pilots.1
- American newspapers.1
- Defense industry -- Ohio.1
- Depressions -- 1929 -- United States.1
- Discrimination in employment -- United States.1
- Elections -- Michigan -- 1922.1
- Elections -- New York (State) -- 1958.1
- Korean War, 1950-1953.1
- Labor movement -- United States.1
- New Deal, 1933-1939.1
- Nuclear energy.1
- Personnel management.1
- Presidents -- United States -- Election -- 1920.1