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Subjects
- Conservation of natural resources -- Michigan.4
- Academic freedom.3
- Depressions -- 1929 -- Michigan.3
- Indians of North America -- Michigan.3
- Labor -- Michigan.3
- Railroads -- Michigan.3
- Strikes and lockouts -- Michigan.3
- African Americans -- Michigan.2
- American newspapers -- Michigan -- Ann Arbor.2
- American newspapers -- Michigan -- Detroit.2
- Antislavery movements -- United States.2
- Automobile industry and trade -- United States.2
- Carts and wagons.2
- Demography.2
- Detroit Free Press.2
- Detroit gazette.2
- Dutch Americans -- Michigan.2
- Forest fires -- Michigan.2
- Forests and forestry -- Michigan.2
- Frontier and pioneer life -- Michigan.2