River Mill Dam, upstream
River Mill Dam, last unit
Station M at River Mill Dam
River Mill Dam, head gates
River Mill Dam, tail race
River Mill Dam
River Mill Dam, governor test #3
River Mill Dam and powerhouse
River Mill Dam and powerhouse
River Mill Dam, powerhouse interior
Bull Run, Little Sandy Dam, high tension switch room 57,000
Bull Run, Inside governor and generator devices
Bull Run, Little Sandy Dam, powerhouse interior
Oak Grove unit #1
Oak Grove Project construction, second unit wheel base
Oak Grove Project, Station P
Oak Grove Project, Station P
Oak Grove Project construction
Oak Grove Project construction
Man with electrical generator at Oak Grove Dam
Interior of powerhouse at Oak Grove Dam
Station G, Cazadero power station units
Cazadero Dam, powerhouse interior