Limit your search
Topic
- Dams--Design and construction 60
- Rivers 33
- Construction equipment 26
- Bodies of water 19
- Northwest, Pacific 19
- Canals--Design and construction--Costs 18
- Transportation 18
- Trees 18
- Water resources development 18
- West (U.S.) 18
- more »
Region
- Columbia River >> Clatsop County >> Oregon >> United States 17
- Cowlitz River >> Cowlitz County >> Washington >> United States 16
- Chehalis River >> Grays Harbor County >> Washington >> United States 15
- Portland >> Clackamas County >> Oregon >> United States 15
- Snake River >> Franklin County >> Washington >> United States 15
- Willamette River >> Multnomah County >> Oregon >> United States 15
- Nooksack River >> Whatcom County >> Washington >> United States 14
- Skagit River >> Skagit County >> Washington >> United States 14
- Astoria >> Clatsop County >> Oregon >> United States 13
- Columbia City >> Columbia County >> Oregon >> United States 12
- more »
Type
- Image 42
- Text 16
- Collection 2
Format
- image/tiff 42
- image/jpeg 16
- application/xml 2
Decade
- 1880-1889 60