8 Collections results for Penstocks
8 results directly related Exclude narrower terms
- 1910 – 1913
Photograph taken from a high angle showing the penstocks at the Little Sandy Dam. In the distance, numerous utility poles and electric lines are visible. Construction debris litters the ground throughout the image. Written on the negative is “0346.”
Photograph showing men in work wear standing next to a large Y shape penstock. The metal penstock is seated on long pieces of wood with visible writing on different sections. A railroad track can be seen crossing through the front of the frame.
Photograph showing men in work wear standing on top of a wooden structure with rounded forms. Written on the negative is “intake 2-5-12.”
Photograph showing small wooden building with piles of cut lumber in front of a steep logged hillside. On the right side of the frame, the Oak Grove Fork of the Clackamas River can be seen, and snow is on the ground throughout the image. Written on the negative is “E301.09-O-369.”
Photograph from Oak Grove project showing construction of unit plant and penstock. A brick building can be seen at the base of a dirt hill, with a small round building visible at the top. The river runs along side the building and supporting wall.