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Subjects
- Logging -- Michigan.[remove]11
- Lumbering -- Michigan.9
- Business records.5
- Land use -- Michigan.5
- Business enterprises -- Michigan -- Saginaw.3
- Camping.3
- Conservation of natural resources -- Michigan.3
- Railroads -- Michigan.3
- Agriculture -- Michigan.2
- Construction industry.2
- Forests and forestry -- Michigan.2
- Laborers.2
- Lumber industry.2
- Mining.2
- Real estate business -- Michigan.2
- Roads -- Michigan.2
- World War, 1914-1918.2
- Antislavery movements -- United States.1
- Archaeology.1
- Bridges.1