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Oak Grove project, powerhouse
Oak Grove project, powerhouse
Oak Grove project, view of dam
Oak Grove project, view of dam
Oak Grove project, camp #3
Oak Grove project, camp #3
Oak Grove, camp #3 from south bank of the Clackamas
Oak Grove, camp #3 from south bank of the Clackamas
Oak Grove project, closing of gates at dam
Oak Grove project, closing of gates at dam
Oak Grove project, water filling pond less than one hour after closing dam
Oak Grove project, water filling pond less than one hour after closing dam
Oak Grove Project construction
Oak Grove Project construction
Oak Grove Project, intake
Oak Grove Project, intake
Station B
Station B
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Unidentified river and dam
Unidentified river and dam
Unidentified river and dam
Unidentified river and dam
Men working on river
Men working on river
Waterfalls on unidentified river
Waterfalls on unidentified river
Waterfalls on unidentified river
Waterfalls on unidentified river
Dam structure on unidentified river
Dam structure on unidentified river
Men working underground
Men working underground
Men working on river dam
Men working on river dam
Men working under dam structure
Men working under dam structure
Diver in river
Diver in river
Group standing on bridge
Group standing on bridge
Oak Grove powerhouse
Oak Grove powerhouse
Portland General Electric barge on the Willamette River
Portland General Electric barge on the Willamette River
Willamette river boat
Willamette river boat
Results 85 to 112 of 223