Northern Pacific tank car 102007 with a brother car at the refueling facility at Pasco, Washington, on June 28, 1984. The cars are in company fuel service. Photo by GJ Werkema Other subject classes: freight car, tank car

Northern Pacific Pile Driver 12 works on a trestle along the shore of Lake Whatcom near Bellingham, Washington, circa 1910. Note the four wheel caboose on the train. J.M. Fredrickson collection. Other Subject Classes: Pile Driver, steam locomotive, work outfit car.

Northern Pacific snowplow at Stampede Pass, Washington Territory, circa 1887. Steam snowplow and locomotives, workers, on trestle in snow. J.M. Fredrickson collection. Other Subject Classes: snowplow, steam locomotive, bridge, railroad employee, mountains

Northern Pacific snowplow at Stampede Pass, Washington Territory, circa 1887. Steam snowplow and locomotives, workers, on trestle in snow. J.M. Fredrickson collection. Other Subject Classes: snowplow, steam locomotive, bridge, railroad employee, mountains

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.

Northern Pacific rotary snow plow number 42 at Stampede, Washington, on January 19, 1972. Number 42 is assigned snow clearing duty between Eagle Gorge and Stampede with assistance from diesel locomotive 9758 (ex-Spokane, Portland, and Seattle F9), number 1921 and caboose number 10432. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, rotary snow plow, caboose.