Temporary construction camp across from Oak Grove Fork of Clackamas River
Station G, Faraday 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
Station B, Oregon City Dam
Station B, interior
Station B, exterior
Station B
Station B
River Mill, suspension bridge
River Mill, suspension bridge
River Mill, bridge and suspension bridge
River Mill Dam, potential site
River Mill Dam, potential site
Oregon City paper mills
Oak Grove, new electric shovel at Cazadero quarry
Oak Grove, interior of tunnel
Oak Grove, interior of tunnel
Oak Grove unit #1
Oak Grove Tunnel, party of officials at northern portal