Knox Model "O" power plant. Commercial catalog
Public domain photograph of electric power generation, power lines, free to use, no copyright restrictions image - Picryl description
Switchboard of municipal power plant. Cache County, Utah
Public domain photograph of ornamental engraving print, decor, decorated panel, free to use, no copyright restrictions image - Picryl description
Top view of power plant. Commercial catalog
Picryl description: Public domain photograph of a machine, industrial equipment, engine, generator, free to use, no copyright restrictions.
A black and white photo of an old town, Power plant at Coolidge, Arizo...
Picryl description: Public domain historical photograph of 1930s America during the Great Depression, free to use, no copyright restrictions image.
Bottom view of power plant. Commercial catalog
Public domain photograph of a machine part, motor, equipment, free to use, no copyright restrictions image - Picryl description
Tail race, municipal power plant for Logan, Utah
Picryl description: Public domain historical photograph of 1930s America during the Great Depression, free to use, no copyright restrictions image.