Oak Grove Project construction
Clackamas River (Or.)
Electric lines
Penstocks
Dams
Power plants
cellulose nitrate film
Photograph from Oak Grove project showing construction of unit plant and penstock. A brick building can be seen at the base of a dirt hill, with a small round building visible at the top. The river runs along side the building and supporting wall.
Portland General Electric Company
1930-04-30
still image
image
image/jpeg
Photograph; cellulose nitrate film; 8.5 x 10.5 in
http://digitalcollections.ohs.org/oak-grove-project-construction-2
OrgLot151_PGE16-962
Portland General Electric Photograph Collection; Org. Lot 151; Box 4; PGE 16-962
Oak Grove Fork Clackamas River
Clackamas County
Oregon
Creative Commons - Attribution, Non-Commercial, ShareAlike (BY-NC- SA) http://creativecommons.org/licenses/by-nc-sa/4.0/