Photograph of River Mill Dam looking upstream. The powerhouse can be seen to the right of the large dam structure, with a smaller wooden building to the front. In the background, a distant railroad bridge can be seen.

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.”

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.”

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.”

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).

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.

Photograph of the River Mill Dam, showing recently cut trees and possibly dam structure under construction. Water can be seen at the front of the frame.

Photograph from the interior of Station M at the River Mill Dam showing governor #3 during a test. On the device is written “The Lombard Governor Co.”

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.”

Photograph taken from the side showing water cascading over the River Mill Dam. Across the water, the powerhouse for Station M can be seen.

Photograph of the Clackamas River looking upstream, near the River Mill Dam.

Photograph of the interior of the River Mill Dam (Station M) showing heavy head gate machinery. Several rows of large gears are visible, and large windows can be seen on all walls.

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.”

Photograph of the River Mill Dam powerhouse taken from a high angle, looking downwards. In the background, the dam structure and transmission lines can be seen.

Photograph of the interior of the River Mill Dam (Station M) showing generator machinery. Written on the side of the front unit is “General Electric Company.” Three people can be seen in the photo, two of which are looking at the camera.

Photograph taken from a bridge and looking downriver at the River Mill Dam and powerhouse. The Dam structure can be seen on the left, with the powerhouse building on the right.

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.”

Photograph of Kendall station, Springwater Division, on 82nd Street. Viewed from between two railroad tracks, the small wooden station building with “Kendall” sign is next to a road and a large transmission line. The name “Geo. Smith Grocer” is written on the side of the larger building.

Photograph of Gilbart Station, Springwater Division, Bucklay Avenue. Taken at an intersection of two dirt roads, a railroad crossing can be seen across the road on the left. Two wooden houses are visible in the distance, as well as numerous electric lines.

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.”

Photograph at Linneman Junction, at Troutdale Division, Powell Valley Road. Railroad tracks can be seen on the left side of the frame. A car is parked next to a road and wooden building. Electric lines are visible throughout the image. “Fisk Core Tires” and “Union Gasoline” signs are visible.

Photograph of Eastwood Station, Mt. Hood Division, Baseline Road. A train track crosses a road, with a small wooden building on the ride side with “Eastwood” sign. A vehicle can be seen in the distance driving towards the camera.

Photograph of Watson Station, Springwater Division, at 92nd Street. Looking down the dirt road, a railroad crossing can be seen in the distance, next to several wooden buildings. Electric lines can be seen along both sides of the road.

Photograph of Fairview Station (Troutdale Division, Ducklane Rd., Gresham, Fairview Road), looking down a dirt road with hills and trees in the distance. At the left side of the road, three suited men stand under an electric line, and a car is parked on the roadside to the right with an open door.

Photograph of an unidentified trestle bridge crossing a body of shallow water. A train track runs over the bridge. Possibly same bridge as PGE 132-2, identified as running over the Oregon Slough via the Vancouver line.

Photograph of a metal railroad bridge crossing a logged ravine, taken from a nearby hill. Stumps and a wooden fence can be seen at the bottom of the bridge, as well as electric and transmission lines.

Photograph of unidentified bridge crossing body of water, with shoreline visible at right side of image. Taken from a straight vantage point looking down the tracks, a train can be seen in the distance, as well as numerous wooden buildings and electric lines. Likely the same bridge shown in PGE 132-1.

Photograph of the Oaks Park ticket office, a long wooden building with a slatted fence at the front. Tow ticket windows are visible, with “pay car fare here” written on signs. A large wooden promenade is at the front of the building, extending towards the photographer. Three decorative tree-shape electric lights are visible.