Negative of a photographic postcard showing the Mill River Power Plant at the River Mill Dam in Estacada, Oregon. Water from the Clackamas River goes over the spillway. Handwriting on negative reads, "Mill River Power Plant - Estacada, Ore. Christian 11-6010."
Negative of a photographic postcard showing the Mill River Power Plant at the River Mill Dam in Estacada, Oregon. Water from the Clackamas River goes over the spillway in the background. Power lines carry electricity from the plant. Handwriting on negative reads, "Mill River Power Plant - Estacada, Ore. Christian 11-6007."
Negative of a photographic postcard showing an aerial view of the Bonneville Dam on the Columbia River in the Columbia River Gorge. Water rushes out of the spillway gates, also known as floodgates, of the dam. View looks east past the dam and up the river. Handwriting on negative reads, "Bonneville Dam - Oregon - Washington. Christian 11-625." Number printed in bottom right corner: 112189
Negative of a photographic postcard showing the Bonneville Dam and a fish ladder in the foreground. Water rushes through the open spillway gates, also known as floodgates, of the dam on the Columbia River. There is a large mountain in the background. Handwriting on negative reads, "Bonneville Dam - Fish Ladder." There are markings near the top of the negative.
Negative of a photographic postcard showing the generators at the Bonneville Dam. The generators are circular machines lined up in a large open room. Handwriting on negative reads, "Generators - Bonneville Dam. Christian 11-623."
Negative of a photographic postcard showing the Bonneville power plant at the Bonneville Dam. The road leading to the plant is lined with flowers and a body of water is to the right. There are several power lines in the sky, transmitting electricity from the plant. Handwriting on negative reads, "Bonneville Power Plant. Columbia River Highway, Oregon. Christian 507."
Negative of a photographic postcard showing the Bonneville Dam. Water rushes through several spillway gates, also known as floodgates or stop gates. Handwriting on negative reads, "Spillway Gates Bonneville Dam, Oregon. Christian 11-509."
Negatives documenting company activities, including electrical infrastructure, employees, power generation and distribution throughout Portland, the Willamette Valley and the Oregon Cascade Range. Additional general images include streetcars and trains, street lighting, power line installation, Rose Festival floats, office buildings, car barns and bridges. Of particular note are dam building projects at Bull Run and along the Clackamas River (1910-1930), and early electric stations in Oregon City at Willamette Falls.
Photograph of water rushing out of the spillways of the Bonneville Dam in the Columbia River Gorge. Taken from the Washington side of the dam. A person leans over a railing on the lower right, watching the scene. A cloud of mist rises from the water. Stamp on the back of the print reads, "Restricted Photograph: Do not reproduce without written license agreement, Photo-Art Commercial Studios."
Photograph of a construction area located between the spillway of the Bonneville Dam and several railroad tracks. The Columbia River flows around the construction site and through the open spillways of the dam. There are 2 stamps on the back of the print. One is for Photo-Art Commercial Studios and the other for West Coast Engraving Co.
Photograph of a portion of the Bonneville Dam under construction. Two construction workers stand on construction materials that are suspended in the air, moving from one location to another.
Aerial photograph and survey of Bradford Island and the construction of the Bonneville Dam on the Columbia River. Written labels on the print indicate the locations of the fish hatchery, ship locks, power house, and more. Writing on the top right of the print reads, "Aerial view from 5,000 ft. elev. Bonneville Power and Navigation Project. Cost 32,200,000. Construction period - Nov. 1933 - Dec. 1937." Other writings on the print indicate this was taken on March 27, 1935 by Brubaker Aerial Surveys. Stamp on the back of the print requests that Brubaker be given credit for the photograph.
Photograph of a model of the Bonneville Dam. The model was built by U.S. Engineers, and labels mark the main dam, spillway, fish elevators, power house, and more. A railroad in the foreground of the model is labeled "Spokane, Portland & Seattle Ry." Additional writing on the print indicates the quantities and costs involved in building the dam. Copyright on bottom of print for Photo-Art Commercial Studios in Portland.
View of the Bonneville Dam on the Columbia River in the Columbia River Gorge. Taken from the shore of the Columbia River and looking east at water rushing out of the dam's spillways, also known as floodgates. Handwriting on the print reads, "Bonneville Dam - Columbia River Highway. D-107 Cross & Dimmitt." Stamp on the back of the print for Angelus Commercial Studios.
Aerial photograph of the Bonneville Dam on the Columbia River in the Columbia River Gorge. Looking east, up the river. Stamp on the back of the print reads, "Taken by the U.S. Department of the Interior, Bonneville Power Administration, Portland, Oregon. Please credit." Second stamp reads, "H.W.S. Apr 1, 1948." Third stamp reads, "Beaver Engraving Co." of Portland, Oregon.
A line of automobiles driving on the access road across McNary Dam from the Washington to Oregon side of the Columbia River to attend the dedication ceremony for the Umatilla Bridge. Infrastructure for the hydroelectric power plant is visible on top of the dam on the left side of the photograph (negative 1 of 9).
Photograph showing water cascading down Willamette Falls in Oregon City. Industrial buildings can be seen just above the falls, with a rocky cliff and houses visible in the background. Above the waterfall is a spillway. Written one of the of large industrial buildings is "Publishers Paper Co."
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."
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."
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 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 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.