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Creator
- Oregon Journal (Firm) 17
- Oregonian (Firm) 9
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- Oregon City Enterprise Courier (Oregon City, Or.) 6
- The Daily Astorian 5
- The Register-Guard 4
- Albany Democrat-Herald 2
- East Oregonian Publishing Co. 2
- Finley, William L. (William Lovell), 1876-1953 2
- Independence Enterprise (Independence, Or.) 2
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Topic
- Flood control 50
- Dams 36
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- Economics 7
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Region
- Willamette River >> Multnomah County >> Oregon >> United States 31
- Columbia River >> Clatsop County >> Oregon >> United States 9
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- McKenzie River >> Lane County >> Oregon >> United States 6
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Rights
- In Copyright 50
Publisher
- Middle East Institute (Washington, D.C.) 2
- Agrar- und Hydrotechnik GmbH (Essen, Germany) 1
- Bundesanstalt für Geowissenschaften und Rohstoffe 1
- Centralny Instytut Informacji Naukowo-Technicznej i Ekonomicznej (Poland). Zakład Współpracy z Zagranicą w Zakresie Piśmiennictwa Naukowego 1
- Christian Science Publishing Society 1
- International Law Association 1
- International Law Association. Committee on International Water Resources Law 1
- Jerusalem Post Press 1
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