Photograph from Oak Grove project showing construction of unit plant and penstock. A brick building can be seen at the base of a dirt hill, with a small round building visible at the top. The Clackamas River runs along side the building and supporting wall.

Photograph showing a cement dam on the Oak Grove Fork of the Clackamas river, captured immediately after closing for the first time. Water can be seen at the base of the dam to the front, with four men visible to the right. Uphill from the dam structure, other wooden structures can be seen. (Image note: see related image PGE 16-927).

Photograph of the exterior of Station B in Oregon City, with the flowing Willamette River in the foreground. Behind the brick building a hill with utility poles and three large tanks can be seen.

Photograph showing the exterior of Station B in Oregon City. The flowing Willamette River can be seen at the base of the stone building. Behind, utility poles and another building can be seen at the top of a hill.

Photograph taken from a distance showing Station B in Oregon City. Numerous buildings are visible throughout the frame, both on the near and far shores of the Willamette River. Several large smokestacks can be seen on multiple buildings.

Photograph taken from a high angle showing the exterior of Station B in Oregon City. Willamette Fall is visible at the center of the frame, and a building is on the left side. Across the water, several building can be seen on a wooded hillside.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame is Willamette Falls, with water cascading down. In the distance across the water, buildings can be seen along a hillside.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame is Willamette Falls, with water cascading down. In the distance across the water, buildings can be seen along a hillside.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame, water cascades through an opening between a building and dam structure. Numerous other buildings and utility poles can be seen throughout the image.

Photograph showing a dam at Willamette Falls in Oregon City. Water flows past a rough wooden wall in the center of the frame. On the left a power plant building can be seen, with out structures further up the hill in the background.

Photograph looking across the water showing several large industrial buildings on the shore. On the left side is a pulp and paper company, and a white building with a large smokestack can be seen in the center of the frame. Along the shore are stacks of wood (possibly crates).

Photograph showing a wooden building and dock for a paper and pulp company. Shallow water can be seen throwing through a trench towards the left side of the frame.

Photograph showing a man working with a truck and hoisting machine on top of a wooden dam structure. The man stands next to the truck. Water is visible at the base of wooden stucture, which appears to be filled with rocks.

Photograph taken from a high angle showing several men working with a truck and hoisting machine next to flowing water of the Willamette River. On the left side of the image, two men stand on a dock platform while one holds a wooden pole.

Photograph taken at Willamette Falls in Oregon city showing a barge loaded with piles of cut wood, tied to a rough wooden dock. Across the river, other buildings and wooded hills can be seen.

Photograph taken at Willamette Falls in Oregon city showing men working on a wooden dam structure. Industrial buildings and a smokestack can be seen just beyond the dam structure, and wooded hills are in the distance. A large white house is visible at the top of the hill on the left side of the frame.

Photograph showing groups of men working on a dam in Oregon. Two men are standing in the shallow water, while another two are in a rowboat to the right. Another four men stand on top of the wooden structure to the left next to a hoisting machine. In the background, multiple smokestacks can be seen coming from a large industrial building.

Photograph of the exterior west wall of Station B in Oregon City, with the Willamette River. Two men work on a wooden lock gate. Numerous utility poles are visible throughout the image.

Photograph showing the water circulation system at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). A man looks at the camera while a pipe sprays a stream of water into the river. Several large ships and barges can be seen in the distance.

Photograph showing construction progress of the powerhouse at Cazadero Dam/Station G, taken from a high angle looking downhill. The foundation can be seen on the near side of the river, with multiple men working. Across the river, a dirt hillside with fallen trees and stumps can be seen.

Photograph, taken from across the river, of the Cazadero powerhouse/Station G. Part of the roof is incomplete, and three pipes run from the building up the hill. A stairway next to the pipes goes from the building to the top of the hill.

Photograph showing construction at Cazadero Dam. The Clackamas River can be seen flowing through the bottom of the dam, and trees are visible on the hillside in the distance. (Image note: similar to PGE7-6, but appears to show further stage of completion).

Photograph showing the exterior of the Cazadero power station taken from across the Clackamas River. Four large pipes run uphill from the building. Previously burnt trees can be seen in the background.

Photograph looking downriver, showing a bridge above the dam and lodge (building visible on left at top of hill). Another wooden building is visible next to the lodge, and the river continues around a bend into the distance.

Photograph showing construction at Cazadero Dam. The Clackamas River can be seen flowing through the bottom of the dam, and trees are visible on the hillside in the distance.

Photograph taken from a side angle, looking across a suspension bridge at Cazadero Dam/Station G. The bridge leads to steps, which go to the top of the hill across the water. Several buildings and transmission poles can be seen at the top of the hill. On the left side of the frame, the edge of a brick building can be seen.

Photograph of a construction at the Cazadero Dam during construction. Wooden structure is visible with water from the Clackamas River flowing through the bottom, towards the camera.

Photograph taken from across the water, showing the employee cottages at Cazadero Dam/Station G. Building can be seen at the top of the hill above the river, with several small wooden structures in front of three long buildings. A railroad car is parked on the left side of the frame.