Photograph of Bull Run reservoir showing dike and temporary falsework for construction of intake. A man in a long coat and hat stands on the dike looking forward. In the background, trees and buildings are visible.

Photograph taken from a high angle showing the penstocks at the Little Sandy Dam. In the distance, numerous utility poles and electric lines are visible. Construction debris litters the ground throughout the image. Written on the negative is “0346.”

Photograph of Bull Run powerhouse surrounded by scaffolding.

Photograph showing the exterior to power plant buildings at the Little Sandy Dam, seen in a wooded setting. Two large buildings can be seen on a hillside, each with large windows. The building near the left side of the frame also includes transformer infrastructure on its roof. Written on the negative is “0356.”

Photograph showing the interior of the powerhouse at the Little Sandy Dam, showing several generator units and a man standing near the center of the frame. Written on the side of the units if “Westinghouse.” Behind the generators, details of the industrial building can be seen. Written on the negative is “0352.”

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 a rooming house building in the Little Sandy Dam area, with several people seated on a large porch while looking towards the camera. The building is two stories, with decorative points visible on the roof. Foliage and trees can be seen throughout the image. Written on the negative is “0-335.”

Photograph showing several temporary tent structures in a large field. Is the distance, another structure can be seen, in addition to trees and hills. (Image note: discoloration of the negative is visible at the center of the frame, in addition to a small damaged area also near the center).

Photograph showing a construction site Bull Run. Two men face away from the camera while standing next to piles of cut wood. A small building and wooden tower with ladder can be seen in the background.

Photograph showing construction at the Big Sandy Dam (likely the Marmot Dam). Workers can be seen on the wooden structure, with flowing water at the right side of the image. In the background are several small wooden structures. Written on the image is “B.S. 32.”

Photograph showing the Big Sandy Dam (likely the Marmot Dam) spillway with flowing water, taken looking upriver. A wooden platform can be seen crossing the dam above the water. Written on the negative is “B.S. 47.”

Photograph showing an excavated dirt canal, with visible water at the bottom level. In the distance, works can be seen along the sides of the canal, and a tunnel entrance is visible in the background. Written on the negative is “B.S-22.”

Photograph showing two men with a horse towing a metal cart on a railroad track. The horse is attached to the cart via a harness, with the reins being held by one of the individuals. In the background are trees and a hillside.

Photograph showing construction of the tunnel at the Big Sandy Dam (likely the Marmot Dam). A man stands next to a machine next to the tunnel entrance, which is emitting a large plume of steam. Wood and gravel is visible throughout the image. Written on the negative is “B.S. 48.”

Photograph showing a wooden flume bridge crossing the Little Sandy River near the Little Sandy Dam. Five men in work wear stand on pieces of wood next to the flume while looking at the camera. Water can be seen under the bridge in the background. Written on the negative is “E301-03396.”

Photograph looking downward at a wooden flume and railway track built on a hillside. The wooden structure continues into the distance, where more tree covered hillsides can be seen. In the bottom left corner of the frame, a man is looking at the camera and leaning against a cushioned seat, likely on a railway car. Written on the negative is “0-337, July-3-1912, Bull Run Flume.”

Photograph showing exterior of wooden and steel structure of flume at Bull Run.

Photographs showing six works in tunnel at Oak Grove. One man looks at the camera, while another uses a pick ax to examine a white vein in the rock wall. The four men at the top of the frame stand on temporary scaffolding.

Photograph looking upstream on the Clackamas River, past the new powerhouse site, taken from a point on right bank at bend. A steep river bank and trees are visible throughout the image. Written on the negative is “E301.09-O-148” and “R22.”

Photograph showing four seated men in a automobile, taken on a trip to the Big Bottom area. In the background is a sort road and a hill made up of dirt and rocks. Written on the negative is “E301.09-O-170.” (Image note: small area of discoloration visible at the far right edge of the negative. See related images PGE 16-131.2, PGE 16-131.3, PGE 16-131.4, PGE 16-131.5).

Photograph showing a group of forward facing people, taken next to an automobile. The automobile is facing to the side, and has open air seating. Tent cabins can be seen in the background. Written on the negative is “E301.09-O-235” and “R-12.” (Image note: significant discoloration can be seen along the right side of the negative).

Photograph looking uphill towards a log cabin. A man stands on the front porch of the structure, while another is standing downhill with a horse while looking towards the camera. Logs and stumps can be seen downhill front the cabin.

Photograph showing a log cabin with a group of people standing around the porch. To the left of the building of a parked automobile next to a smaller wooden building. Forest can be seen in the background. Written on the negative is “E301.09-O-255.”

Photograph looking across Elk Lake, showing Mount Beachie and adjacent ridgelines. On the right side of the image is a large area of burned trees, leading up to Battle Axe Mountain. Written on the negative is “Looking up Elk Lake from outlet – Mt Beachie in the center, 11-6-20” and “E309.09-O-9.” (Image note: see related image PGE 16-21).

Photograph from a high angle showing a building on pillars in the snow (saw mill?). A men can be seen standing at the edge of a wooden deck looking away from the camera. Written on the negative is “E301.09-O-294.”

Photograph taken from a side angle showing a wooden trestle bridge with an open gap before the installation of a steel span. Rocks and dirt can be seen in the foreground, and a hillside with bare trees behind the bridge. Written on the negative is “E301.09-O-296.”

Photograph taken from a side angle showing a raised wooden building in a clearing at “straights flat terminal.” Piles of cut wooden plants can be seen next to the building. Written on the negative is “E301.09-O-298.”

Photograph showing the northern side of the wooden North Fork trestle bridge, before completion. Behind the bridge is a loose dirt hillside with trees at the top.