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Creator
- Oregon Journal (Firm) 4
- Oregonian (Firm) 2
- North Tillamook County News (Garibaldi, Or.) 1
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- Wheeler County Chronicle (Mitchell, Or.) 1
Topic
- Irrigation 4
- Dams 3
- Flood control 3
- Rivers--Oregon 3
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- Oregon Audubon Society 1
Region
- Santiam River >> Marion County >> Oregon >> United States 2
- Willamette River >> Multnomah County >> Oregon >> United States 2
- Bonneville Dam >> Multnomah County >> Oregon >> United States 1
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Repository
- Oregon State University. Libraries 4