Subject
- Rabbits -- Diseases2
- Rabbits -- Parasites2
- Amazon River1
- Cascade Range1
- Columbia River1
- El Dorado1
- Forests and forestry -- Cascade Range1
- Forests and forestry -- United States1
- Grazing -- Cascade Range1
- Lewis and Clark Expedition (1804-1806)1
- Northwest boundary of the United States -- Fiction1
- Oregon -- Description and travel1
- Oregon -- History -- To 1859 -- Fiction1
- Railroad ties1
- Railroad tracks1
- Sheep -- Oregon1
- Wood -- Preservation1