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 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 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 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 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 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.

Photographs showing six works in tunnel at Oak Grove. One man looks at the camera, while another uses a pick ax to examine a white vein in the rock wall. The four men at the top of the frame stand on temporary scaffolding.

Photograph looking down an underground tunnel. Lights and a large pipe run along the right wall into the distance. A train track is visible on the floor, as well as various pieces of debris against the left wall.

Photograph showing a group of officials and laborers standing on a hillside next to a wooden cart and train tracks. Two individuals in work clothing standing behind the main group. A loose dirt hillside and trees can be seen in the background. Closer to the photographer, lots and water can be seen, as well the the edge of a saw.

Photograph showing a temporary work camp built on the Oak Grove Fork of the Clackamas river during the Oak Grove construction project. Several white tents can be seen across the water, in front of a thick forest of pines. In the foreground, stumps and logs can be seen along the waters edge.

Photograph showing a forested area with an arched “Estacada Park” sign. A fenced area can be seen in front of the sign, which is built on two pillars lined with rounded river rocks. A building is visible through the trees, and a flag pole with a United States flag can be seen.

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.

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 of interior of Station P at Oak Grove project showing generator equipment from Pelton Motor Wheel Company. The building is industrial with large windows on visible walls.

Photograph showing the Faraday flume for generating Station G. Below the flume structure, the Clackamas River can be seen, with several small waterfalls flowing off the hillside above.

Photograph of a train crossing the Sandy River bridge at Dodge Park, Bull Run. A total of eight passenger train cars can be seen crossing the trestle bridge, under which river rocks and water can be seen.

Photograph showing the exterior of the two-story Estacada Hotel. The windows on the first and second floors are covered by decorative awnings, and small trees can be seen surrounding the building. In front appears to be an open lawn area. (Image note: slight discoloration visible at bottom of frame, due to slight deterioration).

Photograph of Oak Grove Dam showing intake on river from high angle (Lake Harriet?). To the right of the intake, a small wooden building is at the top of a hillside, with several electrical lines visible. Below the building, a large pipe goes into the hillside.

Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing. Four of the individuals are standing below ground inside the machinery, while one stands further back at ground level. The building in industrial, with large windows on all visible walls. In the background is another generator unit.

Photograph of Oak Grove Dam showing second intake unit generator and five employees in work clothing standing inside the machinery. The building in industrial, with large windows on all visible walls.

Photograph, taken from a high angle, showing three men looking at the camera in a large wheel base. Two of the men are standing at the center, and one is sitting casually at the side. The standing men appear to be using a surveying tool on a tripod.

Photograph of Oak Grove project showing second unit penstock, looking uphill. Two men are visible.

Photograph showing cottages at Three Lynx taken from downhill and looking upward. A raised train track runs in front of the buildings. One building has smoke coming from a chimney (image note: negative sleeve title uses “Three Links”).