Northern Pacific diesel locomotive number 333 in a yard circa 1970. NP 333 is a GP-9 built by Electro Motive Division of General Motors Company in 1956. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 334 at the engine facility in Tacoma, Washington, on July 20, 1970. NP 334 is a GP-9 built by Electro Motive Division of General Motors Company in 1956. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 335 at the engine facility in Tacoma, Washington, on April 1970. NP 335 is a GP-9 built by Electro Motive Division of General Motors Company in 1956. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 336 in the Tacoma, Washington, roundhouse. NP 336 is a GP-9 built by Electro Motive Division of General Motors Company in 1956. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: diesel locomotive, road switcher

Northern Pacific diesel locomotive number 400 in a yard at Spokane, Washington, on May 06, 1950. NP 400 is a VO 1000 built by Baldwin in 1941. The original number for this unit when delivered was 109 and was renumbered in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 405 in the engine facility at Auburn, Washington, on September 07, 1949. NP 405 is a VO 1000 built by Baldwin in 1943. This unit was originally numbered 120. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 412 in the engine facility at Auburn, Washington, on June 1970. NP 412 is a VO 1000 built by Baldwin in 1945. This unit was renumbered from 159 to 412 in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 416 at the roundhouse in Tacoma, Washington, on August 11, 1950. NP 416 is a VO 1000 built by Baldwin in 1945. It was renumbered from 152 in 1950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, switcher locomotive

Northern Pacific diesel locomotive number 415 switching the passenger station at Spokane, Washington, on May 06, 1950. NP 415 is a VO 1000 built by Baldwin in 1945. It was renumbered from 162 in 1950 and was included in the original BN roster. Photo by J.M. Fredrickson. 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