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Subjects
- Conservation of natural resources -- Michigan.2
- Forests.2
- Aerial photography.1
- African American agricultural laborers -- Michigan.1
- African Americans -- Employment.1
- African Americans -- Michigan.1
- African Americans -- Portraits.1
- Agricultural laborers -- Michigan.1
- Airplanes.1
- American newspapers -- Michigan -- Detroit.1
- Archaeological sites.1
- Architecture.1
- Archival surveys.1
- Birds -- Michigan.1
- Camping.1
- Camps -- Michigan.1
- Camps.1
- Civil rights -- United States.1
- Clergy.1
- Copper mining.1