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You searched for: Start Over Topic Hydroelectric power plants Remove constraint Topic: Hydroelectric power plants License Creative Commons: Attribution-NonCommercial-ShareAlike 4.0 International Remove constraint License: Creative Commons: Attribution-NonCommercial-ShareAlike 4.0 International

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1. PH037_b167_72107_copy2
PH037_b167_72107_copy2
Description
[(Pacific Power & Light Co.)Naches Hydro Electric Development Drop Plant Stilling Pool.]
2. PH037_b167_72108
PH037_b167_72108
Description
[(Pacific Power and Light Co.) Powerdale Hydro Electric Development, Diversion Dam-Spillway Apron]
3. PH037_b167_72115
PH037_b167_72115
Description
Pacific Powerland Light Co., Bend Hydro Electric development, Concrete Dam-Upstream Section
4. PH037_b167_72111
PH037_b167_72111
Description
Northwestern Electric Co. , Condit Hydro Electric Development., Dam and Flash Boards
5. PH037_b167_72102
PH037_b167_72102
Description
[(Pacific Power and Light Co.)Walla Walla River Hydro Electric Development. 48 inch wood stave flow line.]
6. PH037_b167_72117
PH037_b167_72117
Description
Inland Power & Light Co., Cove Hydro Electric Development Concrete Spillway.
7. PH037_b167_72100
PH037_b167_72100
Description
[(Pacific Power and Light Co.) Walla Walla River Hydroelectric development [Wood flume near intake.]
8. PH037_b167_72101
PH037_b167_72101
Description
[(Pacific Power and Light Co.) Walla Walla River Hydro Electric Development, Training wall at Headworks]
9. PH037_b141_MF00549 Angelus Studio Photographs
PH037_b141_MF00549 Angelus Studio Photographs
Description
[Northwest Electric Company]
10. PH037_b141_MF00546 Angelus Studio Photographs
PH037_b141_MF00546 Angelus Studio Photographs
Description
[Northwestern Electric Company]
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