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Subjects
- Strikes and lockouts -- Michigan.[remove]11
- Labor -- Michigan.6
- Academic freedom.3
- Conservation of natural resources -- Michigan.3
- Railroads -- Michigan.3
- Strikes.3
- Taxation -- Michigan.3
- World War, 1939-1945.3
- African Americans -- Michigan.2
- Afro-Americans -- Michigan -- Detroit.2
- Afro-Americans -- Michigan.2
- Airplanes.2
- American newspapers -- Michigan -- Ann Arbor.2
- Antislavery movements -- United States.2
- Automobile industry and trade -- United States.2
- Civil service.2
- Crime.2
- Demography.2
- Depressions -- 1929 -- Michigan.2
- Detroit gazette.2