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Recipient
- Advisory Committee on Rural Land Zoning 1
- Averill, Edgar F., 1881-1955 1
- Bean, Lucile G. 1
- Buck, C. J. 1
- Douglas County Planning Commission (Or.) 1
- Finley, William L. (William Lovell), 1876-1953 1
- Harding, J. A. 1
- Parsons, Philip A. (Philip Archibald), 1879-1943 1
- Potter, R. L. 1
- Rush, William 1
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Topic
- Fishes--Conservation 52
- Dams 35
- Rivers--Oregon 35
- Salmon 28
- Lectures and lecturing 13
- Water--Pollution 13
- Flood control 12
- Fishing 4
- Fishways 3
- Inland water transportation 3
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Region
- Willamette River >> Multnomah County >> Oregon >> United States 25
- Columbia River >> Clatsop County >> Oregon >> United States 16
- Bonneville Dam >> Multnomah County >> Oregon >> United States 4
- Oregon >> United States 3
- Portland >> Washington County >> Oregon >> United States 3
- Santiam River >> Marion County >> Oregon >> United States 3
- Lower Klamath National Wildlife Refuge >> Siskiyou County >> California >> United States 2
- McKenzie River >> Lane County >> Oregon >> United States 2
- Rogue River >> Curry County >> Oregon >> United States 2
- Wallowa Lake >> Wallowa County >> Oregon >> United States 2
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