Northern Pacific Terminal locomotive facility at Portland, Oregon, in 1948. Looking down on service yard, water tank, sanding tower, car shed, Great Northern and Spokane Portland & Seattle steam locomotives, yard tracks, Union Station platform sheds in water. J.M. Fredrickson collection. Other Subject Classes: locomotive facility, water tank, sanding tower, steam locomotive, railroad yard, station

Northern Pacific Terminal station at Portland, Oregon, in 1948. Aerial photo looking north at Union Station, platforms, passenger and freight yards under water during Columbia/Willamette river floods. J.M. Fredrickson collection. Other Subject Classes: station, railroad yard

Oregon Electric ALCO RS-1 diesel locomotive Number 52 in Hoyt Street Roundhouse lineup at Portland, Oregon on May 1, 1946. Locomotrive later sold to the SP&S. Photo by W. C. Whittaker.

Oregon Electric ALCO RS-1 diesel locomotive Number 52 in the yard at Portland, Oregon on May 21, 1945. Locomotive later sold to the SP&S. Photo by Don Roberts.

Oregon Electric ALCO RS-1 diesel locomotive Number 52 in the yard at Portland, Oregon on May 21, 1945. Locomotive later sold to the SP&S. Photo by Don Roberts.

Front Street view north of the Oregon-Washington Railroad and Navigation Company (OWR&N) freighthouse with Northern Pacific Terminal Company engine facilities to the left, August 1, 1912.

Front Street view north of the Oregon-Washington Railroad and Navigation Company (OWR&N) freighthouse with Northern Pacific Terminal Company engine facilities to the left, August 1, 1912.

Peninsula Terminal Company General Electric 70 tonner 3 at the interchange with the Burlington Northern at North Portland in 1979. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Peninsula Terminal Company General Electric 70 tonner 3 at the interchange with the Burlington Northern at North Portland in 1979. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Peninsula Terminal Company General Electric 50 tonner 901 at the interchange with the Burlington Northern at North Portland in 1979. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.