Northern Pacific diesel locomotive number 6018 in the engine facility at Auburn, Washington, on July 02, 1952. NP 6018 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 602 at the passenger yard at Fargo, North Dakota, on April 26, 1950. NP 602 is a HH-660 built by American Locomotive Company in 1940. This unit was numbered 127 when delivered and renumbered to 602 in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 6502C in the engine facility at Auburn, Washington. NP 6502C is an F-7 built by Electro Motive Division of General Motors Company in 1949. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 6506 makes a station stop at Auburn, Washington, in 1947. NP 6506, an F-3 built by Electro Motive Division of General Motors Company in 1947, leads train No. 5 from Spokane at Main Street in Auburn WA. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Northern Pacific diesel locomotive number 6506 makes a station stop at Auburn, Washington, in 1947. NP 6506, an F-3 built by Electro Motive Division of General Motors Company in 1947, leads train No. 5 from Spokane at Main Street protected by a crossing guard. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Northern Pacific diesel locomotive number 6506 in the engine facility at Auburn, Washington, on May 09, 1948. NP 6506 is an F-3 built by Electro Motive Division of General Motors Company in 1947. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 6506 at Auburn, Washington, on June 09, 1954. NP 6506 is an F-3 built by Electro Motive Division of General Motors Company in 1947. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 651 in an engine facility circa 1950. NP 651 is a VO 660 built by Baldwin in 1941. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 7001A in the engine facility at Auburn, Washington, on July 24, 1967. NP 7001A is an F-9 built by Electro Motive Division of General Motors Company in 1954. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 7001A in the engine facility at Auburn, Washington, on July 24, 1967. NP 7001A is an F-9 built by Electro Motive Division of General Motors Company in 1954. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,