Northern Pacific steam locomotive 1171 at Pasco, Washington, in 1948. Number 1171 is a class G-1 built by Alco-Brooks in 1919. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

A view of the Northern Pacific roundhouse at Pasco, Washington. SP&S locomotives were serviced at this facility. From the Oregon Historical Society Collection.

Northern Pacific Baggage Car Number 1634, at Pasco, Washington, June 1968.

Northern Pacific maintenance-of-way flat car 203311 with boon and shovel load at Pasco, Washington, on February 14, 1981. Other subject classes: frieght car, flat car, maintenance-of-way

Northern Pacific 49.5-foot, 3-bay, covered hopper car number 76820 in a yard at Pasco, Washington, on February 14, 1981. The car is part of the 76700-76999 number series. Photo by GJ Werkema. Other subject classes: freight car, covered hopper car

Northern Pacific 49.5-foot, 3-bay, covered hopper car number 76764 in a train at Pasco, Washington, on June 23, 1983. The car is part of the 76700-76999 number series. Photo by GJ Werkema. Other subject classes: freight car, covered hopper car

Northern Pacific 57.25-foot, 3-bay, covered hopper car number 76440 in a yard at Pasco, Washington, on October 20, 1986. The car is part of the 76400-76499 number series. Photo by GJ Werkema. Other subject classes: freight car, covered hopper car

Northern Pacific 52-foot, 3-bay, covered hopper car number 76326 in a train at Pasco, Washington, on June 23, 1983. The car is part of the 76300-76399 number series. Photo by GJ Werkema. Other subject classes: freight car, covered hopper car

Northern Pacific 36-foot, 2-bay, covered hopper car number 75479 on a siding at Pasco, Washington, on September 5, 1990. The car is part of the 75474-75498 number series. Photo by GJ Werkema. Other subject classes: freight car, covered hopper car

Northern Pacific 41.5-foot, open hopper car number 85132 in a siding at Belen, New Mexico, on September 17, 1989. The car is part of the 85100-85499 number series. Photo by GJ Werkema. Other subject classes: frieght car, open hopper car, Hopper