Subjects
- Inclined railroads.1
- Indian reservations--Oregon--1900-1910.1
- Indians of North America--Oregon.1
- Indians of North America.1
- Industrial facilities.1
- Industry.1
- Interiors.1
- Inventors.1
- Iron mining.1
- Klamath Indians.1
- Laborers.1
- Lifeguards.1
- Lifesaving--1900-1910.1
- Lighthouses.1
- Lightships.1
- Loading docks.1
- Log cabins--Oregon--1900-1910.1
- Lumber industry.1
- Machine shops.1
- Machinery.1