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  • All fields: Electra Powerhouse (Calif.)
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Display: 20

    • [Penstock Going Up]

    • [Penstock Going Up]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Penstocks--Photographs; Engineering;

    • Taken from the top of a hill, looking downward. Tubing is running down along a railroad-like track, and three workers are standing to the right of the Penstock tubing; there are trees to the right.
    • Edith Irvine
    • [Near Top of Penstock]

    • [Near Top of Penstock]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Penstocks--Photographs; Engineering;

    • Taken from the top of a hill, looking downward. Tubing is running down along a railroad-like track, and several workers are standing along the Penstock tubing.
    • Edith Irvine
    • [Penstock]

    • [Penstock]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Engineering; Penstocks--Photographs;

    • Men outside, steadying a hanging piece of tubing (penstock); a tree-covered hill is in the background.
    • Edith Irvine
    • [Penstock]

    • [Penstock]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Penstocks--Photographs; Engineering;

    • A large, long piece of tubing (penstock) wedged in a hole in the ground.
    • Edith Irvine
    • [Electra At Work]

    • [Electra At Work]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Buildings--California; Rivers--California; San Francisco (Calif.)--History--20th century;

    • A building is on the left of the picture, surrounded by mist or fog, with a river running in the foreground.
    • Edith Irvine
    • [Electra Buildings]

    • [Electra Buildings]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Penstocks--Photographs; Mules--Photographs;

    • There is a hillside sloping downward with long, thin boards going down it. Many mules and pieces of tubing and wood can be seen along the foreground. A team of horses is below, in front of a large pipe (called a Penstock).
    • Edith Irvine
    • [Electra Buildings]

    • [Electra Buildings]

    • Amador County (Calif.); Electra Powerhouse (Calif.); Penstocks--Photographs; Mules--Photographs;

    • There is a hillside sloping downward with long, thin boards going down it. Many mules, wood, and pieces of tubing can be seen along the foreground. Steam is coming out of a building on the left. A team of horses is below, in front of a large pipe...
    • Edith Irvine
    • [Transformers for Electra]

    • [Transformers for Electra]

    • Electra Powerhouse (Calif.); Machinery--California; Electric transformers--California; Amador County (Calif.);

    • This is a large piece of equipment with cylinder-like protrusions. The insulators (model Locke #348 produced by Fred M. Locke) were installed when the plant voltage went from 40,000 to 60,000 volts just after 1904. The marble slab boxes are oil...
    • Edith Irvine
    • [Road to Electra]

    • [Road to Electra]

    • Electra Powerhouse (Calif.); Railroads--Track; Amador County (Calif.);

    • A large building is surrounded by brush and trees, to the right and on the hill in the background. There are power poles and a track along the left side of the house.
    • Edith Irvine
    • [Power House Control Center]

    • [Power House Control Center]

    • Electra Powerhouse (Calif.); Control boards (Electrical engineering);

    • A large piece of machinery covered with meters and controls. Light fixtures in front and to the side of the machine.
    • Edith Irvine
    • [Electra Power House]

    • [Electra Power House]

    • Amador County (Calif.); Buildings--California; Electra Powerhouse (Calif.);

    • This gelatin dry plate positive features a front view of buildings at the bottom of a very steep hill. There are a few buildings at the bottom of the hill.
    • Edith Irvine
    • [Electra Power House]

    • [Electra Power House]

    • Amador County (Calif.); Buildings--California; Electra Powerhouse (Calif.); San Francisco (Calif.)--History--20th century;

    • Two horizontal buildings in the foreground; another building can be seen in the background at the bottom of a tree-covered hill.
    • Edith Irvine
    • [Electra Power House]

    • [Electra Power House]

    • Amador County (Calif.); Buildings--California; Electra Powerhouse (Calif.); Penstocks--Photographs;

    • A gelatin dry plate positive featuring a front view of buildings at the bottom of a very steep hill. A large pipe goes down the center of the hill with a building about halfway up the hill and many other buildings scattered around the hill. This is...
    • Edith Irvine
    • [Electra Power House View-Penstock]

    • [Electra Power House View-Penstock]

    • Electra Powerhouse (Calif.); Buildings--California;

    • This gelatin dry plate positive features a front view of buildings at the bottom of a very steep hill. A large pipe goes down the center of the hill with a building about halfway up the hill and many other buildings scattered around the hill. This...
    • Edith Irvine
    • [Electra Power House--D.C. Exciter]

    • [Electra Power House--D.C. Exciter]

    • Electra Powerhouse (Calif.); Machinery;

    • There is a large piece of machinery in a room. There are smaller parts lying to the left of the machine on the floor. There is a bottle sitting on a ledge on the wall beside the window in the background.
    • Edith Irvine
    • [Electra 2000 kw, Five Units Generators]

    • [Electra 2000 kw, Five Units Generators]

    • Electra Powerhouse (Calif.); Machinery; Electric generators;

    • This is a view from the right side of the room, with large pieces of machinery in a line. On a beam on the ceiling there is a sign that reads, "Niles-Bement-Pond Co. Crane Department, Phila, PA, U.S.A.; Order No. 1147 June 1900; Capacity 6000 LBS."...
    • Edith Irvine
    • [Electra 2000 kw, Five Units Generators]

    • [Electra 2000 kw, Five Units Generators]

    • Electra Powerhouse (Calif.); Machinery; Electric generators;

    • This is a view from the left side of the room, with large pieces of machinery in a line. On a beam on the ceiling there is a sign that reads, "Niles-Bement-Pond Co. Crane Department, Phila, PA, U.S.A.; Order No. 1147 June 1900; Capacity 6000 LBS."...
    • Edith Irvine

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