Northern Pacific Number 2809, a General Electric Type U28C, at Pasco, Washington, June 1968.

Northern Pacific diesel locomotive number 177 at the yard in Pasco, Washington, on September 24, 1948. NP 177 is an AS 615 built by Baldwin in 1948. The NP renumbered this unit to 525 in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific 50-foot boxcar 4632, a double-door car from the 4600-4699 series is pictured in the yard at Pasco, Washington, on February 14, 1981. Photo by GJ Werkema. Other subject classes: freight car, steel box car,

Northern Pacific 40.5-foot, box car number 8324 with plug and sliding doors is in a yard at Pasco, Washington, on February 14, 1981. The car is part of the 8000-8449 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 46064 with a sliding door is in a yard at Pasco, Washington, on February 14, 1981. The car is part of the 46000-46725 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 24807 with one sliding door is awaiting dismantling at Pasco, Washington, on February 14, 1981. The car is part of the 24500-24999 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 24367 with one sliding door is in a yard at Pasco, Washington, on February 14, 1981. The car is part of the 24000-24499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1786 in a train in Pasco, Washington, on May 13, 1982. Box car NP 1786 was built by the NP Car Shops in Brainerd, Minnesota, over 1967-69 as part of the 50-foot, plug door box car series numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 525 is serviced in Pasco, Washington, in January 1968. Northern Pacific 525, a type DRS 6-6-1500 was built by Baldwin Locomotive Works in 1948. This picture is a Blackhawk Films slide, copyright 1970 by The Eastin-Phelan Corp. Other subject classes: diesel locomotive, switcher locomotive, DRS 6-6-1500

Northern Pacific 50-foot, single plug door, refrigerator car 97834 is in a train at Pasco, Washington, on May 13, 1982. The car is part of the 97800-97899 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car