A rectifier room at the Troutdale aluminum plant. A wall of electrical units can be seen along the left wall. This photograph was published in the Oregon Journal on Thursday, April 11, 1946 (negative 4 of 7).

People stand next to a burning generator during a basement fire at a Pacific Power & Light Company plant, in the Pittock Block of Portland. Fragments of light can be seen on the negative (negative 1 of 1).

A power analyzer being reassembled at the old Bonneville Power Administration building in Portland, after previously being moved to its new location at 1001 N.E. Lloyd Boulevard. The company’s move to its new Lloyd location was halted after an inquiry by by Representative John Phillips. A photograph from this series was published in the Oregon Journal on Sunday, March 28, 1954 (negative 2 of 8).

Copy of Photograph, showing Station A at Willamette Falls in Oregon City. Multiple generators with large belts can be seen in a high ceiling room with wooden beams. Copy made April 16, 1915.

Photograph showing a brick and wood building with two smokestacks. In front of the building is a dirt road, and several wheels can be seen on either side of the building. In the background are other buildings, utility poles, and electric lines. Written on the negative is “S324” and “July 1911 Vancouver Sub. Sta.”

Copy of Photograph, showing Station A at Willamette Falls in Oregon City. Multiple generators with large belts can be seen in a high ceiling room, and an individual can be seen standing in the background. Copy made April 16, 1915.

Photograph showing a large electrical unit (generator?) at Station L (now Oregon Museum of Science and Industry). In the foreground of the image is a wooden crate with pipes. Written on the negative is “4-15-21.” Also on the back of the negative is written “E-301-L-3326.” (image note: see related image PGE-12-76, PGE 12-77, PGE 12-79).

Photograph showing a large electrical unit (generator?) at Station L (now Oregon Museum of Science and Industry). On the left side of the frame is a wooden crate and wooden boards. Written on the negative is “4-19-21.” (Image note: see related image PGE-12-72, PGE 12-76, PGE 12-77).

Photograph showing electrical equipment and pipes at Station L (now Oregon Museum of Science and Industry). Several gauges, wheels and levers can be seen throughout the image. In the background, metal sheeting can be seen on the far wall. Written on the image is “8-5-1921.” (Image note: see related images PGE 12-72, PGE 12-76, PGE 12-79).

Photograph of an electrical unit (generator?) at Station L (now Oregon Museum of Science and Industry). A set up steps leads to an upper part of the unit, next to several round gauges. In the background, several other pieces of electrical equipment can be seen in front of large windows.

Photograph showing a large electrical unit (generator) at Station L (now Oregon Museum of Science and Industry). Two holes can be seen in the floor in front of the unit, and several pipes are visible in the background. Written on the negative is “PGE 12-76” and “5-28-21.” Also written on the image in pencil is “E-301-L-3330.” (Image note: see related image PGE 12-72, PGE 12-77, PGE 12-79).

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

Photograph of rotary convert machinery in unidentified location.

Photograph showing three men standing next to a metal utility structure at the top of the transformer house at the Little Sandy Dam. Two of the men are in work wear, while a third is wearing a suit and hat. Trees and hills can be seen in the distance. Written on the negative is “E301-0-3402.”

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 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 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.”

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

Photograph of a governor device at Bull Run. A large wheel is on the front of the machine.

Photograph showing two men standing next to a utility pole tower with insulators visible at the top. One man is wearing a suit and bowlers hat, while the other wears a long jacket, a hat, with tall boots and a pipe. Written on the negative is “Tower. Bull Run. 2-26-12 (69).

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 showing a large generator component being moved with steel cables inside the Oak Grove powerhouse. In the background, a man can be seen looking upwards, while another is visible at the front of the frame looking towards the camera.

Photograph showing two men in hats and coveralls working with a generator component at the Oak Grove powerhouse. One man is facing towards the unit, while another looks towards the camera while facing towards the left. Wooden blocks can be seen under the rotor, which is on the ground.

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.