Northern Pacific train number 1, the North Coast Limited, stands at Easton, Washington, on a frigid, snowy day in 1950, led by diesel passenger locomotive number 6505, built by General Motors' Electro-Motive Division in 1947. The 6505 will take on a helper engine here for the climb up Stampede Pass. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive

Northern Pacific passenger train number 26, the eastbound North Coast Limited, at Kanaskat, Washington, in 1953, led by diesel locomotive number 6500. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive

Northern Pacific passenger train number 26, the eastbound North Coast Limited, led by diesel locomotive 6511, at Laurel , Montana, in September 1953. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive

Northern Pacific passenger train number 25, the westbound North Coast Limited, at Laurel , Montana, on May 21, 1954, led by diesel locomotive number 6506 in new Raymond Loewy colors, train in mixed new and old colors. Image light-struck. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive

Northern Pacific passenger train number 2, the eastbound North Coast Limited, stands at Mandan, North Dakota, on April 25, 1950. Laborers refuel and wash the windshield of diesel passenger locomotive number 6503, built by Electro-Motive Division in 1949. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive, railroad crew, railroad yard

Northern Pacific passenger train (first) number 1, the coach section of the westbound North Coast Limited, climbs toward the summit of Stampede Pass at Martin, Washington, in 1945. Leading the steam locomotive is new diesel freight locomotive number 6001, 5400-hp model FT built by the Electro-Motive Division of General Motors in 1944. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive, mountains

Northern Pacific diesel locomotive leads passenger train number 25, the westbound North Coast Limited, over the Green River on Bridge 100 east of East Auburn, Washington, in 1953. Distant view. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train, bridge, river

Northern Pacific passenger train number 25, the westbound North Coast Limited departing Livingston, Montana, led by diesel locomotive number 6504, circa 1953. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive

Diesel locomotive NP 3616, Class SD45 at Wenatchee, Washington, 1970. Other Subject Classes: Locomotive-Diesel

Diesel locomotive NP 3619, Class SD45, with GN 409 at Wenatchee, Washington, March 1970. Other Subject Classes: Locomotive-Diesel