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 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 showing a hillside with a man in the foreground, with a steam shovel visible further along a cut dirt road. The man is turned sideways and is bending over a long piece of pipe. On the right side of the frame, the Clackamas River is visible, along with rock and mud debris. Written on the negative is “E301.09-O-54” and “11.”

Photograph showing the Clackamas River flowing at the base of a rocky cliff. Disturbed dirt and debris can be seen on the left side of the image, falling towards the water. Written on the negative is “E301.09-O-136” and “Je-2-22.”

Photograph showing five men looking at the camera and standing in the metal framework on a support tower in the process of being built. Water and a section of a dock can be seen on the right side of the image, next to a large brick building with several rows of windows. Written on the negative in pencil is “E-301-L-3269, first panel of tower support for cinder collector, Sta. L., May 13 1922.”

Photograph looking upstream on the Clackamas River, past the new powerhouse site, taken from a point on right bank at bend. A steep river bank and trees are visible throughout the image. Written on the negative is “E301.09-O-148” and “R22.”

Photograph showing trees in deep snow, taken near the summit of ridge at Cripple Creek. Written on the negative is “E301.09-O-157.” (Image note: discoloration can be seen across the center and left side of the negative).

Photograph looking downward at Serene Lake, a tributary for the Roaring river, taken from a high point. In the distance above the lake is a forested ridge. Written on the negative is “E301.09-O-163” and “R27.” (Image note: written on image sleeve is “sec 7 T.5.S. 7E”).

Photograph showing an area of tent cabins in a forested area at camp #6. A horse and cart can be seen at the right side of the frame. Written on the negative is “E301.09-O-154” and “R31.”

Photograph looking towards a landslide near camp #4.5 on the Clackamas River (Oak Grove fork?). River rocks and wooden logs can be seen in the foreground. On the right side of the frame, a fallen dirt hillside can be seen. Written on the negative is “E301.09-O-14.6” and “R33.”

Photograph showing a temporary camp at the Roaring River ranger station, looking northwest. Several tent cabins can be seen throughout the middle of the frame, as well as two small log wooden buildings. Forested hillsides can be seen in the background. Written on the negative is “R32.” (Image note: discoloration visible at near top right corner).

Photograph showing a caterpillar machine and men standing in a clearing of logs and trees. The men on the right side look towards the caterpillar, which is being driven by a man on a bench seat, who is bent to his left. Written on the negative is “E301.09-O-172.” (Image note: discoloration is visible on right and bottom edges of negative).

Photograph showing a man in a cart attached to a cable crossing the Clackamas River at Three Lynx. He is facing forward while looking slighty to the side, with his hands in his lap. Trees and rocks can be seen on the far shore. Written on the negative is “E301.09-O-178.”

Photograph showing four seated men in a automobile, taken on a trip to the Big Bottom area. In the background is a sort road and a hill made up of dirt and rocks. Written on the negative is “E301.09-O-170.” (Image note: small area of discoloration visible at the far right edge of the negative. See related images PGE 16-131.2, PGE 16-131.3, PGE 16-131.4, PGE 16-131.5).

Photograph showing four men seated or standing next to a small creek in a wooded area. All the men look towards the camera, while the seated man near the center of the frame holds a crumpled newspaper on his lap. Written on the negative is “E301.09-O-170.” (Image note: see related images PGE 16-131.1, PGE 16-131.3, PGE 16-131.4, PGE 16-131.5)

Photograph showing five men facing forward while standing in a line and holding a long wooden stick. Around the men is an area of knee-high foliage, and a wooden building in the background. (Image note: discoloration is visible at the top right corner of the negative. See related images PGE 16-131.1, PGE 16-131.2, PGE 16-131.4, PGE 16-131.5).

Photograph showing five men standing in a group and facing forward, all looking at the camera. The man on the far right is holding a long wooden stick in his left hand. Around the group is knee high foliage, with a wooden building visible in the background. (Image note: discoloration is visible at top and right portions of the negative. See related images PGE 16-131.1, PGE 16-131.2, PGE 16-131.3, PGE 16-131.5)

Photograph showing five men and an automobile, taken on a dirt road next to a rocky hillside. Four of the men are seated in the vehicle, while a fifth stands. All the men are facing forward and looking at the camera. (Image note: slight discoloration at left side of image. See related images PGE 16-131.1, PGE 16-131.2, PGE 16-131.3, PGE 16-131.4)

Photograph showing a group of forward facing people, taken next to an automobile. The automobile is facing to the side, and has open air seating. Tent cabins can be seen in the background. Written on the negative is “E301.09-O-235” and “R-12.” (Image note: significant discoloration can be seen along the right side of the negative).

Photograph showing horse teams grading a dirt road cut. On the right side of the image is a forested hillside, and one the left is a loose dirt hillside. Written on the side of the negative is “E301.09-O-231.” (Image note: discoloration visible on the right side of the negative).

Photograph showing men standing on a wooden platform looking at the camera. On top of the platform is a makeshift ladder leading to a pulley and rope. Written on the negative is “E301.09-O-239” and “R-8.”

Photograph taken from a side angle showing a wooden trestle bridge with an open gap before the installation of a steel span. Rocks and dirt can be seen in the foreground, and a hillside with bare trees behind the bridge. Written on the negative is “E301.09-O-296.”

Photograph taken from a side angle showing a raised wooden building in a clearing at “straights flat terminal.” Piles of cut wooden plants can be seen next to the building. Written on the negative is “E301.09-O-298.”

Photograph showing a cluster of tent cabins in an open area of snow. Each cabin has a chimney, many with smoke. Snow laden trees can be seen in the background.

Photograph taken from above showing a snow laden landscape. On the right side of the frame a cluster of buildings can be seen (headquarters camp), and on the left is the Clackamas River.

Photograph showing two Russel 15-30 steam tractors being used to saw lumber. An awning is stretched over the area, and a wooden building can be seen in the background.

Photograph from a high angle showing a building on pillars in the snow (saw mill?). A men can be seen standing at the edge of a wooden deck looking away from the camera. Written on the negative is “E301.09-O-294.”

Photograph showing the northern side of the wooden North Fork trestle bridge, before completion. Behind the bridge is a loose dirt hillside with trees at the top.