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).

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 the interior of Station C in northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue. Large wheeled mechanisms are visible, and a man can be seen looking at the camera while sitting near the building wall.

Photograph showing the interior of Station C in northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue. On the generator nearest the camera is written “General Electric Company.”

Photograph showing a large engine driven generator at Station C (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue).

Photograph showing generator units under construction at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). Behind the units, brick walls can be seen, with a ladder installed.

Photograph showing turbine construction at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). Several large machines can be seen in the room, with a hole visible in the brick wall behind.

Photograph showing engines at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). A man in overalls stands on a platform on the left side of the frame.

Photograph showing the interior of Station E during construction (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). Two men can be seen looking at the camera, with one standing in front of the unit, and another above at the top of a ladder. Large windows are visible on the other side of the large industrial machine.

Photograph showing interior construction at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). Two large pieces of round machinery can be seen in the background, with woods crates in the front.

Photograph showing the interior of Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue), taken from a high angle. Several large pieces of machinery can be seen throughout the run, as well as electric lights.

Photograph showing an engine exciter at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). Two men in overalls stand to the left of the machine, looking at the camera. The man on the right is holding a small mechanical wheel.

Photograph showing the interior of the Station E in northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue. Several large machines are visible throughout the room, and a small desk can be seen at the center of the frame. One wall includes large arched windows.

Photograph showing the interior of the A large 7500 KW turbine generator is in the middle of the frame, and arched windows can be seen in the background.

Photograph showing a man (Alex Komolofske) wearing a dirtied work jumper standing next to a wheeled generator vehicle. A "PGE" logo is attached to the generator, with "Onan Electric Plant" painted on the side.

Photograph of the engine room of Station L (now the Oregon Museum of Science and Industry) showing machinery. A person in a white shirt can be seen on the right side of the frame, and the front unit has “General Electric Company” written on it.

Photograph taken at Station L (later the Oregon Museum of Science and Industry), looking downward at two generators. The far unit is being rewound with visible cable. Pieces of debris can be seen around the room, in addition to possible damage on the back wall. Large windows can be seen along the left wall, and metal plating lines the back wall.

Photograph showing exterior and large machinery in Station L building. Several large generators can be seen on the main floor, with all peaked ceiling.

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."