Subject
- Lane County (Or.) -- History33
- Dissertations, Academic -- United States -- Bibliography -- Catalogs5
- Oregon State University -- Dissertations -- Bibliography -- Catalogs5
- Forests and forestry -- United States -- Bibliography4
- Oregon -- History4
- Missions -- Oregon3
- Northwest, Pacific3
- Oregon Territory -- History3
- Beetles -- Northwest, Pacific2
- Clark County (Wash.) -- History -- Periodicals2
- Columbia River Valley -- Ethnic Relations -- History2
- Dissertations, Academic -- United States -- Bibliography2
- Forest policy -- United States -- Bibliography2
- Forest reserves -- United States -- Bibliography2
- Forests and forestry -- Northwest, Pacific2
- Frontier and pioneer life -- Oregon2
- Fur trade -- Columbia River Valley -- History2
- Indians of North America -- Commerce -- Columbia River Valley2
- Insects -- Northwest, Pacific2
- Oregon2