Photograph showing the interior of the Cazadero power station at Station G, with the first three generating units. Large rounded windows can be seen on the right side of the high peaked room, and on the side of the generators is written “Allis Chalmers Company.”

Photograph showing exterior damage one day after the 1908 wreck at the Cazadero Dam/Station G due to equipment malfunction. Broken windows and a damaged roofing are visible. Water flows out of pipes in the bottom of the building over the water.

Photograph showing interior damage one day after the 1908 wreck at the Cazadero Dam/Station G due to equipment malfunction. The floor is littered with debris, and a piece of a generator is visible on the left side of the frame. Windows and roofing materials show extensive damage.

Photograph showing interior damage one day after the 1908 wreck at the Cazadero Dam/Station G due to equipment malfunction. A man stands with debris while looking at the camera, and windows and roofing materials show extensive damage.

Photograph of generator unit #3 at Cazadero Dam/Station G, taken two months after the 1908 accident due to equipment malfunction. On the front of the unit “General Electric Company” is written. A man stands on the left side of the frame with one hand on a wheel.

Photograph showing the interior of Station G at the Cazadero Dam showing the generator units and building structure. Several large windows an be seen on the left side of the frame, and a man can be seen in the background near the top.

Photograph showing the interior of Station B in Oregon City. On the main floor are several large machines (generators?) with other electrical infrastructure visible near the ceiling. A small desk and chair can be seen.

Photograph taken from a distance showing Station B in Oregon City. Numerous buildings are visible throughout the frame, both on the near and far shores of the Willamette River. Several large smokestacks can be seen on multiple buildings.

Photograph showing construction at the Little Sandy Dam. A wooden structure is visible at both sides of the flowing river, with men standing on top of the structure. In the background is a wooded hillside and small wooden structure. Written on the negative is “Progress L.S. Dam, Freshet Oct 3, 2911.” (Image note: edge of glass is broken, obscuring some text).

Photograph taken from a side angle showing the incomplete powerhouse at the Little Sandy Dam. The building is surrounded by wooden scaffolding, with wood debris littering the ground. Works can be seen throughout the image. Written on the negative is “#23 Oct, 10. 1911.”

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 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 showing construction at the Little Sandy Dam. A wooden structure is visible at both sides of the flowing river, with men standing around at ground level. In the background is a wooded hillside and small wooden structure.

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 taken from the side showing water cascading over the River Mill Dam. Across the water, the powerhouse for Station M 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 heavy head gate machinery. Several rows of large gears are visible, and large windows can be seen on all walls.

Photograph showing a man in work wear standing next to a generator unit at the Little Sandy Dam. Other units can be seen in the background of the image, while a raised platform with a ladder is behind the front unit. Written on the negative is “No 2 unit, 1-29-12, Bull Run Ore. (47).

Photograph taken from a high angle showing a man in a hat and long jacket standing in a incomplete switch room. The floor is lined with metal mesh sheeting with pipes. Written on the negative is “E301-0-3420.”

Photograph showing the exterior of Station B in Oregon City. The flowing Willamette River can be seen at the base of the stone building. Behind, utility poles and another building can be seen at the top of a hill.

Photograph taken from a high angle showing the exterior of Station B in Oregon City. Willamette Fall is visible at the center of the frame, and a building is on the left side. Across the water, several building can be seen on a wooded hillside.

Photograph taken on railroad tracks, looking at tracks and a seated man in a small rail car. Wooden and gravel debris can be seen throughout the image, and a small wooden building can be seen at the left side of the frame on a hillside. Written on the negative is “0-338” and “July-3-1912.”

Photograph showing the interior of the high tension switch room at the Little Sandy River Dam. Multiple electrical units and insulators can be seen throughout the photograph. Written on the negative is “0354.”

Photograph showing machinery wreckage at Station B in Oregon City. Pieces of machinery can be seen throughout the image, disconnected and broken from the main mechanism.