Photograph showing a man facing towards a large electrical generator at the Oak Grove Dam. On his right is a stairway leading to the upper level of the generator, which is in a large industrial powerhouse building. Written on the negative is "49-291."

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 large rotary converts at unidentified location. Several other large pieces of machinery can be seen in the background.

Photograph taken from a high angle looking downward at the interior of the powerhouse at the Little Sandy Dam. Several generator units are visible, as well as a platform accessible via ladders. Several large windows can be seen on the far walls. On the side of the generator units is “Westinghouse.” Written on the negative is “0351.”

Photograph of interior of Station P at Oak Grove project showing two pieces of large round (generator?) equipment. The building is industrial with large windows on visible walls.

A metal worker, wearing a protective face shield, at an industrial facility in Albany. The man holds a pole attached to a cone as molten metal pours from a forge (negative 5 of 8).

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 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.

Interior image of Station O room with governor and generator devices.

Photograph showing large machinery at Oak grove unit number 1 inside an industrial building. A man in dark hat and coat walks in front.

Photograph of interior of Station P at Oak Grove project showing generator equipment from Pelton Motor Wheel Company. The building is industrial with large windows on visible walls.

Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing. Four of the individuals are standing below ground inside the machinery, while one stands further back at ground level. The building in industrial, with large windows on all visible walls. In the background is another generator unit.

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, taken from a high angle, showing three men looking at the camera in a large wheel base. Two of the men are standing at the center, and one is sitting casually at the side. The standing men appear to be using a surveying tool on a tripod.

Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing standing inside the machinery. The building in industrial, with large windows on all visible walls.

Workers with silver bars at the Troutdale aluminum plant. Kenneth Levellie (right), stands with one leg on a stack of bars, while holding a pen and paper. A photograph from this series was published in the Oregon Journal on Thursday, April 11, 1946 (negative 1 of 7).

Silver bars being moved at the Troutdale aluminum plant. One man uses a forklift on a stack of silver, while another watches. Stacks of silver can be seen throughout the room. A photograph from this series was published in the Oregon Journal on Thursday, April 11, 1946 (negative 2 of 7).

An aerial view of the Lebanon area, showing a mill and floating logs, most likely at Cheadle Lake (negative 3 of 4).

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 the powerhouse at the Oak Grove Dam on the Clackamas River. Two large electrical units can be seen, with upper walkways. The building is a large industrial space with tall windows. Written on the negative is "49-293."

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.