Northern Pacific diesel locomotive number 6007D in the engine facility at Auburn, Washington, on July 24, 1970. NP 6007D is an F-7A built by Electro Motive Division of General Motors Company in 1950. Also pictured is NP 3600, a SD 45, built by Electro Motive Division of General Motors Company in 1966. Photo by J.M. Fredrickson. Other Subject Classes: gas electric car,

Northern Pacific diesel locomotive number 6005 in the engine facility at Auburn, Washington, on May 15, 1950. NP 6005 is an F-7 built by Electro Motive Division of General Motors Company in 1948. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive,

Northern Pacific diesel locomotive number 6005 in the yard at Auburn, Washington, on September 20, 1949. NP 6005 is an FT built by Electro Motive Division of General Motors Company in 1944. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight locomotive

Northern Pacific diesel locomotive number 6005 in the engine facility at Auburn, Washington, on June 15, 1949. NP 6005 is an FT built by Electro Motive Division of General Motors Company in 1944. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight locomotive

Northern Pacific diesel locomotive number 6002 in the yard at Auburn, Washington, on August 12, 1949. NP 6002 is an FT built by Electro Motive Division of General Motors Company in 1944. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight locomotive

Northern Pacific diesel locomotive number 558 in the engine facility at Auburn, Washington, on July 04, 1954. NP 558 is a GP-7 built by Electro Motive Division of General Motors Company in 1952, parked near the Auburn diesel house in 1954. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 558 in the engine facility at Tacoma, Washington, on March 12, 1967. NP 558 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 555 in the engine facility at Pasco, Washington, on August 05, 1953. NP 555 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 5410 in the engine facility at Auburn, Washington, on April 19, 1950. NP 5410 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 5409D in 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