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Portland General Electric Photograph Collection River Mill Dam (Or.) glass plate negatives
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Station M at River Mill Dam

Photograph showing the exterior of the River Mill Dam powerhouse, likely shortly after construction. Loose hillsides can be seen to the left and right of the building, with transmission lines throughout (image note: corner of glass negative is broken and missing).

River Mill Dam, tail race

Photograph taken from a side angle of the River Mill Dam and powerhouse, showing exterior of building and view of dam structure. Water from the Clackamas River can be seen moving over the dam, and trees and transmission lines are visible in the distance.

River Mill, camp

Photograph showing the camp at the River Mill Dam site, taken from the top of the railroad bridge. Snow blankets the ground throughout the image, and numerous wooden buildings an be seen. Written on the negative is “82M.”

River Mill, right channel

Photograph showing the Clackamas River in the river Mill area, with numerous “islands” and cliffs. In the distance, a railroad track crossing a bridge is visible. Cut trees can be seen at the right side of the frame. Written on the negative is “#M56. 8-1910.”

River Mill Dam

Photograph showing the left bank of the Clackamas River at the river Mill Dam, taken from the “island.” Near the center of the frame, two men in long jackets stand next to a surveying station. To the left, another man in a hat and jacket looks at the camera. In the distance, men can be seen working on the dam spillway. Written on the negative is “#70M. 11-28-10.”

River Mill, camp

Photograph showing the camp at the River Mill Dam site, taken from the top of the railroad bridge. Snow blankets the ground throughout the image, and numerous wooden buildings an be seen. Written on the negative is “82M.”

River Rill

Photograph showing the Clackamas River in the River Mill area, with numerous “islands” and cliffs. A wooden suspension bridge can be seen spanning two cliffs near the center of the frame, with numerous wooden buildings visible in the distance. Written on the negative is “#58M. 8-12-10.”

River Mill

Photograph looking downstream looking towards the “island,” with a wooden suspension bridge visible. In front of the bridge a blurry man can be seen facing the camera. Beyond the bridge is a small wooden building next to several vertical poles. Written on the negative is “#60M. 10-10.”

River Mill spillway

Photograph showing the construction of the spillway at the River Mill Dam. At the left side of the frame, a portion of a wooden suspension bridge can be seen. Behind, a railroad bridge spans the space between two cliffs, beyond which wooden buildings are visible. Written on the negative is “#84M. 1-28-11.”