Photograph of the Clackamas River looking upstream, near the 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).

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

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 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 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 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 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 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 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 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 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 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 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 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 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 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 a train station exit at Oaks Park in Portland. To the right, a hillside leads down to the water, and a wooded hill is visible is the distance. The sign on the wooden structure has the name “Oaks Park” painted on the top. An additional sign at the right side of the image says “Oregon Yacht Club”.

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.

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. Two decorative tree-shape electric lights are visible.

Photograph of the Linnemann train station building, with a “American Express Co” sign. A set of railroad tracks runs along each side of the building, and a road is visible in the background. A wooden signal post stands next to a track.

Exterior photograph of the wooden Gresham train station and brick substation. Two railroad tracks pass in front of the buildings. A signed with “American Express Co” is mounted on the wooden building, in addition to painted distances to Portland and Cazadero. On the left, a doorway leads to a signed “waiting room” area.

Full length portrait of R. Olson in uniform and hat. To the right of the photograph is written additional information, such as badge number, division and record.

Full length portrait of T. Frack, wearing jacket and hat, with arms crossed. Written on the bottom of the photograph is “T. Frack, over 20 years ago.” The photograph is a reproduction of another image, with visible pins.