Photograph looking up a snowy hill, showing two women holding skis in front of Mt. Hood. A stand of trees can be seen in the middle and right sides of the frame. Written on the negative "57-320."

Photograph taken from a high angle showing snow covered trees, hills, and Mt. Jefferson in the distance. On the left side of the frame, two linemen can be seen at the top of a utility pole, with other poles visible throughout the image. Written on the negative is "57-320." (Image note: see related image PGE 57-320-9).

Photograph looking downhill, showing two men in hardhats and a woman standing in the snow. In the distance, the top of the Timberline Lodge is visible, including a decorative weather vane with the Timberline Lodge logo. Next to the three individuals is a ski lift with a wooden stairway and small building. Written on the negative is "57-320."

Photograph looking downhill, showing two linemen at the top of a utility pole with Mt. Jefferson visible in the distance. Snow can be seen on the ground, trees, and mountains throughout the frame. A utility pole and electric line are at the right side of the frame. Likely taken near Timberline Lodge. Written on the negative is "57-320." (Image note: see related image PGE 57-320-15).

Photograph looking northeast across Timothy Lake, showing the top of Mount Hood. A small boat with three individuals can be seen on the water, and loose dirt and stumps line the shore. In the distance are other low forested mountains. Written on the negative is 57-284.1."

Photograph looking uphill at a group of people on a dirt hillside, with trees in the background. Tree branches and stumps can be seen on the ground around the people, many of which are bent over and using tools.

Photograph showing a large stream of water exiting a pipe and flowing towards the camera. In the background are several hills of dirt and rock, as well as a cement bridge. Written on the negative is "56-254."

Photograph showing Timothy Lake before water release. A pool of water can be seen at the center of the frame, surrounded by bare dirt. Another pool can be seen towards the bottom of the image, separated by a raised dirt dam. Plumes of smoke can be seen in the distance, as well as a low rounded hill.

Photograph looking across water towards a cement and metal dam structure at Timothy Lake. Cut tree stumps and dirt can be seen to either side of the structure, as well as an area of rocks. In the distance is a low forested mountain and trees. Written on the negative is "56-251."

Photograph showing Timothy Lake early in the water release process. Lower parts of the lake are covered in water, with new dirt and cut stumps visible at higher levels. A utility pole and three bulldozer machines can be seen above the water along the shoreline. In the distance is a dense forest starting at the edge of the new lake.

Photograph showing Timothy Lake early in the water release process. Lower parts of the lake are covered in water, with new dirt and cut stumps visible at higher levels. A low forested mountain can be seen in the distance. Written on the negative is "56-251."

Photograph taken from a high angle and looking downward at a large stream of water being released from a pipe attached to a small building. Two automobiles can be seen next to the building, one with "PGE" painted on the drivers side door. Behind the building is a cutaway hillside with dirt and rocks. Written on the negative is "56-254."

Photograph taken from a high angle and looking downward at a large stream of water being released from a pipe attached to a small building. A man can be seen standing to the right of the building, and two automobiles are parked in front. Water flows away from the building into the trees. Uphill is a dirt road and embankments. Written on the negative is "56-254."

Photograph showing a scenic view of Mount Hood from the south side of Timothy Lake looking north. Trees can be seen in front of the camera, with newly excavated dirt in front. In the distance, low water can be seen in the lake, likely during water release.

Photograph showing two young men in heavy jackets standing in an open dirt area with trees in the background. The youth on the right is bent over and is using a tool, while the youth on the left holds a bag looks on.

Photograph taken from a high angle and looking downward at a large stream of water being released from a pipe attached to a small building. Just below the camera, a man faces towards the side and points at the water. Behind the building is a cutaway hillside with dirt and rocks. Written on the negative is "56-254."

Photograph showing a cement dam structure at Timothy Lake before water release. A dirt road curves through the frame and crosses the dam structure. A dense forested area can be seen in the background along the edge of the excavated area.

Photograph showing Timothy Lake early in the water release process. A bridge of cut logs and wood planks extends to the far shore of the lake, with a rowboat moored to a section of the structure. Cut stumps on a hillside can be seen in the distance. Written on the negative is "56-251."

Photograph showing two youths in jackets looking at the camera while kneeling on a dirt hillside. Branches and tree stumps can be seen around them. The youth on the right leans on a wooden hoe.

Photograph showing a group of people (young men with one adult) facing towards the camera while standing in front of an open area with dirt and tree stumps. They are wearing jackets and hats, and several of the young men hold tools.

Photograph showing adults and children standing in a recently cleared area with dirt, branches and stumps. At the right side of the frame, a person is swinging a tool towards the ground, while two other youth look on. Another child is digging at the far left side of the frame, next to two adults.

Photograph showing a street lines with electric signs, street lights, and electrical lines. Part of the image is blocked at the bottom, and several vehicles can be seen on the street. Signs for "Coleman"s Electrical Appliances," "Bill West Fountain," and "Roley Real Estate" can be seen. Written on the negative is "51-799."

Photograph showing a man wearing a long jacket standing on a raised cement platform. He is looking towards three large electrical units with belts, and water can be seen under the platform. In the background is a wooded hillside. Written on the negative is "51-868."

Photograph showing a group of seated people outside a stone building, with a man standing and facing the group next to a stairway. A sign on the building reads "River Mill Hydroelectric Project," and a river and trees can be seen in the background. Written on the negative is "51-864."

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."

Negative of a photographic postcard showing a street scene in Milwaukie, Oregon. Businesses line both sides of the street and there are signs for Safeway, Klippel's Firestone, and more. On the left, the Victory movie theater marquee advertises Bob Hope and Lucille Ball in "Sorrowful Jones." A Meier and Frank truck is parked outside the theater. Handwriting on negative reads, "Milwaukie, Oreg. Christian 11-1207."

Photograph, looking towards the powerhouse structure at the Oak Grove Dam. Large pipes can be seen behind the building, extending up a large hill towards a tank at the top. To the left of the stone building, a retaining wall and metal frame structure can be seen. Written on the negative is "49-289."

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."