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Subjects
- Aeronautics.[remove]2
- African Americans.[remove]2
- Adult education.1
- African American air pilots -- History.1
- African Americans -- Michigan.1
- African Americans in aeronautics.1
- Air pilots.1
- Authors, American -- Michigan.1
- Birth control.1
- Defense industry -- Ohio.1
- Discrimination in employment -- United States.1
- Drug abuse.1
- Education -- United States.1
- Eugenics.1
- Immigrants -- United States.1
- Jews -- United States.1
- Jews.1
- Narcotics.1
- Peace -- Societies, etc.1
- Personnel management.1