Union Pacific (UP) diesel locomotive 3072 at Tacoma, Washington, on April 21, 1973. UP train 691 led by UP 3072, Burlington Northern 6320 and UP 3002 leave the Burlington Northern mainline at UP Junction. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Union Pacific diesel locomotive at Tacoma, Washington, on April 21, 1973. Number 3072, an SD40, along with Burlington Northern SD40 number 6320, pass under the 11th Street overpass. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Union Pacific 141C leads time freight, number 692 on the last day of operation at McCarver Street station in Tacoma, Washington, on April 06, 1962. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train, telegraph station.

Union Pacific diesel switcher 1217 moving train number 6 at Salt Lake City, Utah on September 13, 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Union Pacific type GP9 106 heads a short freight from Seattle and shortly will cross over the Columbia River Bridge at Vancouver in 1962. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Union Pacific type NW2 1071 and another Union Pacific switcher working the southend of the yard at Portland Union Station in 1959. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Union Pacific F-units 1472 and 1472C on a northbound freight at Vancouver in 1962. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Union Pacific type GP9 297 at depot track at Butte with Union Pacific "Butte Special" passenger train in 1964. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Union Pacific 516 and other at Portland after bringing in a mail extra in 1959. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Union Pacific 909 at Portland Union Station and soon it will lead The City of Portland passenger train to Chicago in 1961. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.