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Subjects
- Strikes and lockouts -- Michigan.[remove]4
- Labor -- Michigan.3
- Academic freedom.2
- Automobile industry and trade -- United States.2
- Civil service.2
- Conservation of natural resources -- Michigan.2
- Demography.2
- Forests and forestry -- Michigan.2
- Laborers.2
- Logging -- Michigan.2
- Lumberman's Memorial (Iosco County, Mich.)2
- Railroads -- Michigan.2
- Taxation -- Michigan.2
- Actresses.1
- African Americans -- Michigan.1
- African Americans -- Work.1
- Afro-Americans -- Michigan -- Ann Arbor.1
- Afro-Americans -- Michigan -- Detroit.1
- Agriculture -- Michigan.1
- Air -- Pollution -- Law and legislation -- United States.1