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Portland General Electric Photograph Collection Oregon Dams--Design and construction With digital objects
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Men working under dam structure, Columbia River?
Men working under dam structure, Columbia River?
River Mill, camp
River Mill, camp
Bull Run, Little Sandy Dam, overall view
Bull Run, Little Sandy Dam, overall view
Bull Run, reservoir
Bull Run, reservoir
Bull Run, Little Sandy Dam penstocks from rise
Bull Run, Little Sandy Dam penstocks from rise
Bull Run, powerhouse from north bank
Bull Run, powerhouse from north bank
Bull Run, Little Sandy Dam, power plant exterior
Bull Run, Little Sandy Dam, power plant exterior
Bull Run, Little Sandy Dam, rooming house
Bull Run, Little Sandy Dam, rooming house
Bull Run, contractors camp
Bull Run, contractors camp
Bull Run, site of depot
Bull Run, site of depot
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 canal excavation
Bull Run, Big Sandy canal excavation
Bull Run, Big Sandy Dam, end of tunnel
Bull Run, Big Sandy Dam, end of tunnel
Bull Run, Big Sandy tunnel construction
Bull Run, Big Sandy tunnel construction
Bull Run, Little Sandy Dam, flume bridge over Little Sandy River
Bull Run, Little Sandy Dam, flume bridge over Little Sandy River
Bull Run, Little Sandy Dam flume
Bull Run, Little Sandy Dam flume
Bull Run, flume
Bull Run, flume
Oak Grove, interior of tunnel
Oak Grove, interior of tunnel
Oak Grove project, view of penstock line from office of Hurley-Mason Company office
Oak Grove project, view of penstock line from office of Hurley-Mason Company office
Oak Grove project, first load of conduit pipe at Davis Ranch
Oak Grove project, first load of conduit pipe at Davis Ranch
Oak  Grove project, Hurley-Mason Company pipe travelers being tested
Oak Grove project, Hurley-Mason Company pipe travelers being tested
Oak Grove project, looking east across Oak Grove Meadow
Oak Grove project, looking east across Oak Grove Meadow
Oak Grove project, group standing on pipe at lower portal of tunnel #2
Oak Grove project, group standing on pipe at lower portal of tunnel #2
Cazadero Dam, construction
Cazadero Dam, construction
Cazadero Dam, re-decking
Cazadero Dam, re-decking
Cazadero Dam, re-decking complete
Cazadero Dam, re-decking complete
Cazadero Dam, construction
Cazadero Dam, construction
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