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Oak Grove Project construction
Oak Grove Project construction
Oak Grove Project, Station P
Oak Grove Project, Station P
Oak Grove Project construction
Oak Grove Project construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam construction
Bull Run, Big Sandy dam canal excavation
Bull Run, Big Sandy dam canal excavation
Bull Run, Big Sandy canal excavation
Bull Run, Big Sandy canal excavation
Bull Run, Big Sandy spillway
Bull Run, Big Sandy spillway
Bull Run, Big Sandy bridge
Bull Run, Big Sandy bridge
Bull Run, power plant flume
Bull Run, power plant flume
River Mill Dam, last unit
River Mill Dam, last unit
River Mill Dam, governor test #3
River Mill Dam, governor test #3
River Mill Dam and powerhouse
River Mill Dam and powerhouse
River Mill Dam, powerhouse interior
River Mill Dam, powerhouse interior
Oak Grove project, camp #9 cook house
Oak Grove project, camp #9 cook house
Articles discussing William Finley lectures on dams, salmon, and river pollution
Articles discussing William Finley lectures on dams, salmon, and river pollution
Articles discussing William Finley lectures on dams, salmon, and river pollution
Articles discussing William Finley lectures on dams, salmon, and river pollution
Article discussing William Finley lecture on dams, salmon, and river pollution
Article discussing William Finley lecture on dams, salmon, and river pollution
Articles discussing William Finley lectures
Articles discussing William Finley lectures
Articles discussing William Finley lecture and effects of dams on salmon
Articles discussing William Finley lecture and effects of dams on salmon
Articles discussing black bears and effects of dams on salmon
Articles discussing black bears and effects of dams on salmon
Articles discussing dams on Columbia River
Articles discussing dams on Columbia River
Articles discussing National Wildlife Federation officers and effects of dams on fishing
Articles discussing National Wildlife Federation officers and effects of dams on fishing
Articles discussing meeting of Izaak Walton League Coos County chapter
Articles discussing meeting of Izaak Walton League Coos County chapter
Correspondence, August 1928
Correspondence, August 1928
Articles discussing river pollution, dam construction, and William Finley lectures
Articles discussing river pollution, dam construction, and William Finley lectures
Articles discussing trout populations in western Oregon and effects of dams on salmon fishing
Articles discussing trout populations in western Oregon and effects of dams on salmon fishing
River Mill Dam, potential site
River Mill Dam, potential site
Results 141 to 168 of 295