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Creator
- United States. Army. Office of the Chief of Engineers 394
- Lorraine, Madison Johnson 225
- United States. War Department 170
- Fisk, W. L. (Walter Leslie), 1855- 75
- Harts, W. W. (William Wright), 1866-1961 75
- United States. Department of the Interior 32
- United States. Bonneville Power Administration 31
- Oregon Touring Bureau 28
- United States. Army. Corps of Engineers 14
- Elliott, T. C. (Thompson Coit), 1862-1943 11
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Contributor
- United States. Army. Corps of Engineers 15
- American Contractor 1
- American Forestry 1
- Gibson, Robert 1
- Kinney, M. J. H. 1
- Markham, B. C. (Benjamin Clayton) 1
- Pacific Lumberman 1
- Pacific Northwest Regional Commission 1
- Symons, T. W. (Thomas William), 1849-1920 1
- United States. Western Water Policy Review Advisory Commission 1
Author
- Jones, William A. (William Albert), 1841-1914 21
- Ainsworth, J. C. (John Commingers), 1822-1893 2
- Mendell, George H. (George Henry), 1831-1902 2
- Parke, John G. 2
- Baker, Newton Diehl, 1871-1937 1
- Beach, Lansing H. (Lansing Hoskins), 1860-1945 1
- Burr, Edward, 1859-1952 1
- Garrison, Lindley M. (Lindley Miller), 1864-1932 1
- Lorraine, Madison Johnson 1
Topic
- Northwest, Pacific 486
- Rivers 436
- Bodies of water 382
- River engineering 325
- Photography 269
- West (U.S.) 208
- Explorers 206
- Government publications 188
- United States. Congress--Records and correspondence 167
- Discovery and exploration 153
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Region
- Columbia River >> Clatsop County >> Oregon >> United States 544
- Oregon >> United States 249
- Willamette River >> Multnomah County >> Oregon >> United States 241
- Columbia River >> Douglas County >> Washington >> United States 189
- Washington >> United States 134
- Yamhill River >> Yamhill County >> Oregon >> United States 92
- Snake River >> British Columbia >> Canada 86
- Cascade Locks >> Hood River County >> Oregon >> United States 77
- Portland >> Clackamas County >> Oregon >> United States 77
- Snake River >> Franklin County >> Washington >> United States 54
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Type
- Text 921
- Image 136
- Collection 28
Format
- image/jpeg 934
- image/tiff 89
- application/pdf 34
- application/xml 28
Collection
- Western Waters Digital Library 1085
- Angelus Studio photographs, 1880s-1940s 37
Institution
- University of Oregon 1085