View of a creek with a beaver dam separating two sections. The dam is made of logs, sticks, and mud. Bushes and trees can be seen around the banks of the creek.
View looking upstream of a creek (possibly Silver Creek). A dam can be seen in the foreground of the image. Trees are visible along the banks of the creek.
Negatives documenting company activities, including electrical infrastructure, employees, power generation and distribution throughout Portland, the Willamette Valley and the Oregon Cascade Range. Additional general images include streetcars and trains, street lighting, power line installation, Rose Festival floats, office buildings, car barns and bridges. Of particular note are dam building projects at Bull Run and along the Clackamas River (1910-1930), and early electric stations in Oregon City at Willamette Falls.