Subjects
- African American photographers--Ohio.1
- African Americans--Employment.1
- African Americans--Ohio.1
- Agricultural equipment.1
- Agricultural laborers--Michigan.1
- Agricultural machinery & implements--Michigan.1
- Agriculture--Michigan.1
- Agriculture.1
- Airships.1
- Aqueducts.1
- Arch bridges.1
- Architecture.1
- Armories.1
- Athletes--Michigan.1
- Authors.1
- Automobile factories.1
- Automobile industry workers.1
- Automobiles--Design and construction.1
- Automobiles.1
- Beverage industry.1