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Creator
- United States. Army. Office of the Chief of Engineers 404
- Freeman, Lewis R. (Lewis Ransome), 1878- 230
- Lorraine, Madison Johnson 225
- United States. War Department 179
- Fisk, W. L. (Walter Leslie), 1855- 76
- Harts, W. W. (William Wright), 1866-1961 76
- United States. Department of the Interior 33
- United States. Bonneville Power Administration 31
- Oregon Touring Bureau 28
- Elliott, T. C. (Thompson Coit), 1862-1943 11
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Contributor
- United States. Army. Corps of Engineers 16
- 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 22
- Mendell, George H. (George Henry), 1831-1902 3
- Parke, John G. 3
- Ainsworth, J. C. (John Commingers), 1822-1893 2
- Baker, Newton Diehl, 1871-1937 2
- Beach, Lansing H. (Lansing Hoskins), 1860-1945 2
- Burr, Edward, 1859-1952 2
- Garrison, Lindley M. (Lindley Miller), 1864-1932 2
- Lorraine, Madison Johnson 1
Topic
- Northwest, Pacific 466
- Explorers 435
- Rivers 411
- Discovery and exploration 382
- Bodies of water 362
- River engineering 336
- Photography 272
- West (U.S.) 215
- Government publications 191
- United States. Congress--Records and correspondence 174
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Region
- Columbia River >> Clatsop County >> Oregon >> United States 538
- Columbia River >> Douglas County >> Washington >> United States 414
- Willamette River >> Multnomah County >> Oregon >> United States 258
- Oregon >> United States 228
- Washington >> United States 131
- Yamhill River >> Yamhill County >> Oregon >> United States 98
- Snake River >> British Columbia >> Canada 92
- Portland >> Clackamas County >> Oregon >> United States 85
- Cascade Locks >> Hood River County >> Oregon >> United States 80
- Snake River >> Franklin County >> Washington >> United States 60
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License
- Creative Commons: Public Domain Mark 1.0 1312
Type
- Text 1165
- Image 104
- Collection 43
Format
- image/jpeg 1138
- image/tiff 89
- application/xml 43
- application/pdf 42
Collection
- Western Waters Digital Library 1312
- Angelus Studio photographs, 1880s-1940s 37
