Northern Pacific diesel locomotive number 6010A near moon yard at Tacoma, Washington, on July 02, 1970. NP 6010A is an F-7 built by Electro Motive Division of General Motors Company in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 6009A in a yard at Tacoma, Washington, on March 18, 1970. NP 6009A is an F-7 built by Electro Motive Division of General Motors Company in 1950. The unit is coupled to an ex-SP&S FA locomotive. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 557 in the engine facility at Tacoma, Washington, on May 17, 1970. NP 557 is a GP-7 built by Electro Motive Division of General Motors Company in 1952. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 557 in the yard at Arlington, Washington, on April 22, 1952. NP 557 is a GP-7 built by Electro Motive Division of General Motors Company in 1952. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 5409D the engine facility at Tacoma, Washington, on March 12, 1967. NP 5409D is an FT built by Electro Motive Division of General Motors Company in 1945. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight locomotive

Northern Pacific diesel locomotive number 427 in the engine facility at Auburn, Washington, on July 1954. NP 427 is a VO 1000 built by Baldwin in 1945. This unit was renumbered from 174 in 1950 and survived to the original BN roster. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 500, 1500-hp model DRS-4-4-1500 built by Baldwin Locomotive works in 1948, leads passenger train number 422, Seattle-Hoquiam, at Tacoma, Washington, circa 1952. J.M. Fredrickson Collection. Other Subject Classes: diesel locomotive, passenger train

Northern Pacific diesel locomotive number 500, a 1500-hp model DRS-4-4-1500 built by Baldwin Locomotive Works in 1948, at Tacoma, Washington, circa 1952. Leading passenger train number 422, Seattle-Hoquiam, past a signal and down the incline off the Foss Waterway drawbridge into Union Station. Photo by Al Harris, J.M. Fredrickson collection. Other Subject Classes: passenger train, diesel locomotive, bridge, signal

Northern Pacific diesel locomotive number 425 at the Head of Bay yard in Tacoma, Washington. NP 425 is a VO 1000 built by Baldwin in 1945. Photo by J.M. Fredrickson. This unit was renumbered from 172 in 1950. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 424 in the engine facility at Auburn, Washington, on March 24, 1970. NP 424 is a VO 1000 built by Baldwin in 1945. This unit was renumbered from 171 in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive