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Creator
- Finley, William L. (William Lovell), 1876-1953 17
- Henderson, Robert W. (Robert Wesley), 1914-2006 16
- United States. Army. Corps of Engineers 6
- James George Arbuthnot 5
- WAC Corp. 4
- Rammal, H. 2
- United States. Commodity Stabilization Service 2
- United States. Forest Service 2
- Aitken, Alva 1
- EROS Data Center 1
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Topic
- Dams 632
- Rivers--Oregon 226
- Rivers--Washington (State) 137
- Fishways 115
- Rivers 70
- Rivers--Idaho 37
- Dams--Design and construction 30
- Fish traps 28
- Hydroelectric power plants 24
- Bodies of water 23
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Region
- Willamette River >> Multnomah County >> Oregon >> United States 121
- Columbia River >> Clatsop County >> Oregon >> United States 110
- Columbia River >> Douglas County >> Washington >> United States 88
- Chelan County >> Washington >> United States 77
- Yakima River >> Benton County >> Washington >> United States 56
- Yakima County >> Washington >> United States 54
- Marion County >> Oregon >> United States 38
- Linn County >> Oregon >> United States 37
- Santiam River >> Marion County >> Oregon >> United States 31
- Weiser River >> Washington County >> Idaho >> United States 28
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Local Collection Name
- Angelus Studio Photographs 51
- Moorhouse (Major Lee) Photographs 28
- Gerald W. Williams Regional Albums (P 303) 24
- William L. Finley Photographs Collection, circa 1900-1940 (Org. Lot 369, OHS) 17
- Robert W. Henderson Photographic Slides Collection (P 098-SG 1) 16
- James G. Arbuthnot Photograph Collection, 1909-1915 (P 191) 5
- Wanda Gifford Photographs, 1948-1958 (P 218-SG 4) 4
- Frank Patterson Photographic Postcards (P 312) 3
- Robert W. Henderson Photograph Collection, 1934-2006 (P 098) 3
- UO Libraries: Map Collection; OCSW 3
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Type
- Image 632
Format
- image/tiff 539
- image/jpeg 93
Collection
- Pacific Northwest Stream Survey 437
- OSU Special Collections & Archives Research Center 71
- Angelus Studio photographs, 1880s-1940s 51
- Gerald W. Williams Collection 32
- Lee Moorhouse (1850-1926) photographs, 1888-1916 28
- Oregon Explorer 27
- Western Waters Digital Library 22
- Reuniting Finley and Bohlman 17
- Historical Images of Oregon State University 8
- Corvallis Historical Images 6
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