Northern Pacific passenger yard at Billings, Montana, circa 1950. Overhead view looking east at station yard, platforms, baggage carts, mainline, standing passenger cars. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard, track, baggage cart, passenger car

Northern Pacific passenger yard at Billings, Montana, circa 1950. Overhead view looking east at station yard, mainline, standing passenger cars, maintenance building, power plant. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard, track, passenger car, maintenance building, power plant

Northern Pacific passenger yard at Billings, Montana, circa 1950. Overhead view looking east at station yard, platforms, maintenance building, mainline, station power plant, standing Chicago Burlington & Quincy passenger train, Northern Pacific steam switch engine, passenger cars on side track. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard, station, track, passenger train, steam locomotive, passenger car

Northern Pacific passenger yard at Billings, Montana, circa 1950. Overhead view looking east at station yard, mainline, standing troop train led by Chicago Burlington & Quincy steam locomotive, standing passenger cars in siding, refrigerator cars being loaded with ice. Photo by J.M. Fredrickson. Other Subject Classes: railroad yard, track, passenger train, passenger car, refrigerator car

Northern Pacific reclamation yard at South Tacoma, Washington, circa 1936. Scrap yard with derelict equipment and steam locomotives including old shop switcher number 12 and Ten-wheeler number 247. J.M. Fredrickson collection. Other Subject Classes: reclamation yard

Northern Pacific reclamation yard at South Tacoma, Washington, circa 1938. Looking east down onto scrap yard with derelict equipment, steam locomotives, salvage parts. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: reclamation yard

Northern Pacific spur track at Eagle Gorge, Washington, on January 30, 1960. Kaiser Raymond spur with cement mixing equipment for new Howard Hansen Dam. Photo by J.M. Fredrickson . Other Subject Classes: track, dam

Northern Pacific track at Cabin Creek, Washington, in December 2, 1967. Mainline and spur track in snow. Photo by J.M. Fredrickson . Other Subject Classes: track

Northern Pacific tracks at Eagle Gorge, Washington, on January 30, 1960. New yard and mainline part of line change due to new Howard Hansen Dam. Photo by J.M. Fredrickson . Other Subject Classes: railroad yard, track

Northern Pacific yard at Easton, Washington, in 1944. Looking down from coal dock eastward at mainline and yard tracks, standpipe, block signal, outfit cars in siding, westbound diesel-powered freight approaching in distance. Photo by J.M. Fredrickson . Other Subject Classes: track, railroad yard, signal, standpipe, outfit car, freight train