Limit your search
Creator
- United States. War Department 123
- Powell, Charles Francis, 1843-1907 5
- Wilson, John M. (John Moulder), 1837-1919 3
- Michler, N. (Nathaniel), 1827-1881 2
- Gillespie, G. L. 1
- Jones, William A. (William Albert), 1841-1914 1
Topic
- River engineering 123
- United States. Congress--Records and correspondence 123
- Northwest, Pacific 111
- Harbors 30
- Bodies of water 27
- Rivers 27
- River surveys 25
- Rapids 23
- River channels 22
- Canals 15
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Region
- Columbia River >> Douglas County >> Washington >> United States 72
- Willamette River >> Multnomah County >> Oregon >> United States 68
- Oregon >> United States 47
- Washington >> United States 44
- Snake River >> Franklin County >> Washington >> United States 27
- Coos Bay >> Coos County >> Oregon >> United States 13
- California >> United States 10
- Clearwater River >> Nez Perce County >> Idaho >> United States 6
- Idaho >> United States 6
- San Francisco Bay >> San Mateo County >> California >> United States 6
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Language
- English 123
Format
- image/jpeg 96
- application/pdf 27
Institution
- University of Oregon 123