Photograph showing a barge and small boat on the Willamette River in Portland. In the distance, the Hawthorne bridge can be seen. Written on the back of the barge is "Portland General Electric Co. Barge no. 14, Portland Ore." To the right of the barge is wooden dock structure. Written on the negative is "49-298."

Photograph showing men and women standing on a wooden bridge with one railing over an unidentified river. The men are wearing suits without top jackets, and a small building can be seen in the background. On the side of the negative is written "49-205."

Photograph showing a man in a diving helmet, partially submerged next to another man who is standing on a wooden board. The diving helmet is metal and has several openings. Written on the negative is "49-205. "(Image note: see likely related images PGE 49-154, PGE 49-161, PGE 49-170, PGE 49-172, PGE 49-174, PGE 49-175, PGE 49-178, PGE 49-184).

Photograph showing a short wooden dam structure on an unidentified river (possibly the Columbia River). Several men can be seen on top of the structure, on top of which water is being diverted from a pipe. Rock cliffs, wooded hills, and buildings can be seen in this distance. Written on the negative is "49-178." (Image note: see likely related images PGE 49-154, PGE 49-161, PGE 49-170, PGE 49-172, PGE 49-174, PGE 49-175, PGE 49-184, PGE 49-185).

Photograph showing a short wooden dam structure on an unidentified river (possibly the Columbia River?). Below the structure is an area of natural rock formations and logs, and wooded hills can be seen above the shore in the distance. Written on the negative is "49-172." (Image note: see related images PGE 49-154, PGE 49-161, 49-170, PGE 49-174, PGE 49-175, PGE 49-178, PGE 49-184, PGE 49-185).

Photograph showing men working along an unidentified river (possibly the Columbia River). Three men can be seen along the top of a wooden wall, while two others stand on a wooden board at water level. The top of a diving helmet can be seen in the water. In the background is a cliff, and a transmission tower can be seen in the distance. Written on the side of the negative is "49-154." (image note: see related images PGE 49-161, PGE 49-170, PGE 49-172, PGE 49-174, PGE 49-175, PGE 49-178, PGE 49-184, PGE 49-185).

Photograph showing flowing waterfalls on an unidentified river (possibly the Columbia River?). Behind the waterfalls, possible dam infrastructure can be seen. In the background, more rocky cliffs can be seen, as well as a road and electrical lines. Written on the side of the negative is "49-170." (Image note: see related images PGE 49-154, PGE 49-161, PGE 49-172, PGE 49-174, PGE 49-175, PGE 49-178, PGE 49-184, PGE 49-185).

Photograph showing flowing waterfalls on an unidentified river (possibly the Columbia River?). In the background, more rocky cliffs can be seen, as well as a road and electrical lines. Written on the side of the negative is "49-161." (Image note: see related images PGE 49-154, PGE 49-170, PGE 49-172, PGE 49-174, PGE 49-175, PGE 49-178, PGE 49-184, PGE 49-185).

Photograph showing the spillway on an unidentified dam, looking upriver. Trees can be seen along the water. On the negative is written "49-115." (Image note: see related image PGE 49-116).

Photograph showing the spillway on an unidentified dam, taken from a side angle and looking across the river. Trees can be seen along the water. On the negative is written "49-116." (Image note: see related image PGE 49-115).

Photograph looking upstream, below proposed upper dam site at Cazadero Dam/Station G. A railroad track and flume can be seen running into the distance around a hillside, and two possible construction vehicles are visible. The river can be seen on the left side of the frame.

Photograph showing the Cazadero Dam flume running into the distance. Trees (possible burned) can be seen on both sides of the (excavated?) canal.

Photograph taken from above Cazadero Dam/Station G, looking downriver towards the spillway and wooden dam structure. Behind, a dirt hillside and trees can be seen.

Photograph taken from a side angle, showing the flume at the Cazadero Dam/Station G. Below the wooden flume is a dirt hillside with rocks, and a long wooden building can be seen in the background on the right side of the frame.

Photograph showing the flume at Cazadero Dam/Station G during a flood. Rapidly moving water is visible in the Clackamas River below the flume, and a wooden building can be seen on a hillside above.

Photograph showing the fishway Cazadero Dam/Station G. A man sits in a boat looking at the camera, with the wooden dam structure is visible behind. Part of the flume can be seen along the right side of the frame.

Photograph taken during a flood at Cazadero Dam/Station G. A large amount of water flows down the spillway on the left side of the image, and the flume is visible across the water.

Photograph showing construction of Cazadero Dam. Several workers can be seen in the distance at the top of a stacked wooden dam structure, with a dirt hillside above. The Clackamas River is visible at the bottom of the dam, and trees (possibly burnt) can be seen at the top of the hill.

Photograph showing in-progress re-decking of the spillway at the Cazadero Dam/Station G. Men are visible at the top and bottom of the structure, and water and wood debris can be seen below the spillway.

Photograph showing completed re-decking on the spillway at Cazadero Dam/Station G. Wood debris can be seen in the water below the spillway, and leftover ropes, ladders and tools are visible on the lower walkway.

Photograph showing workers during re-decking of the Cazadero Dam. Four men stand at the top of the structure, while one sits on a ladder looking upward. Another part of the wooden dam is visible in the background.

Photograph showing in-progress re-decking of the spillway at the Cazadero Dam/Station G. Men are visible at the top and bottom of the structure, and water and wood debris can be seen below the spillway.

Photograph showing the Cazadero Dam during a flood, before the placement of a new apron. Fast flowing water spills over the dam.

Photograph of the Cazadero Dam taken in front of the spillway. Water flows over the ledge into a pool at the base, and another stream of water can be seen spilling down on the right side of the frame. The stacked wooden dam structure is visible to the left of the main spillway.

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.

Photograph showing the lower dam site at Cazadero Dam/Station G, looking downriver. Forested hills can be seen in the distance.