Photograph of a Marion Steam Shovel cutting through a loose dirt hillside. Trees and stumps are visible at the edge of the hill. Men pose with the steam shovel while looking at the camera. On the side of the machine is written “Marion, C.J. Cook Co., Portland Oregon.”

Photograph of a steam shovel cutting through a loose dirt hillside in between Cottrell and Sandy River. Men stand next to the steam shovel looking at the camera.

Photograph showing a loose hillside with railroad tracks and a gravel pit at the Big Sandy Dam (likely the Marmot Dam). Multiple men can be seen standing on and near the tracks. At the top of a hill is a small wooden structure and platform. Written on the negative is “B.S.56.”

Photograph showing a dirt road on a hillside with an active steam shovel. In the background are two vehicles on the road, with men visible at the far left side of the frame. Next to the steam shovel is a pile of dirt and rocks, and written on the machine is “Marion Shovel – Model 21.” Written on the negative is “E301.09-O-20.”

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.”