Limit your search
Topic
- Dams 16
- Fishways 16
- Rivers--Washington (State) 16
- Chinook salmon 9
- Spillways 3
- Fish traps 2
Region
- Chelan County >> Washington >> United States 16
- Columbia River >> Clatsop County >> Oregon >> United States 16
- Columbia River >> Douglas County >> Washington >> United States 16
Format
- image/tiff 16
Decade
- 1930-1939 16