Portland Electric Building
Salem Warehouse
Bridge over Sandy River
Estacada Hotel
Oak Grove Project, intake
Oak Grove Tunnel, party of officials at northern portal
Temporary construction camp across from Oak Grove Fork of Clackamas River
Oak Grove, interior of tunnel
Oak Grove, interior of tunnel
Station E, boilers
Station E, boilers
Gresham Depot
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
Station B, Oregon City Dam
