Burlington Northern diesel locomotive 1916, formerly Northern Pacific 331, at Tacoma, Washington, on April 18, 1971. Number 1916 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22734. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1917, formerly Northern Pacific 332, at Auburn, Washington, on March 01, 1971. Number 1917 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22735. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1917, formerly Northern Pacific 332, at Auburn, Washington, on September 08, 1971. Number 1917 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22735. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1918, formerly Northern Pacific 333, at Auburn, Washington, on April 14, 1971. Number 1918 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22736. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1918, formerly Northern Pacific 333, at Auburn, Washington, on August 03, 1972. Number 1918 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22736. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1918, formerly Northern Pacific 333, at Auburn, Washington, on August 03, 1972. Number 1918 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22736. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1918 at Auburn, Washington, on August 03, 1972. Numbers 1918 and 1919, both GP9s, are in front of the Auburn Locomotive Shop. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1918 at Auburn, Washington, on August 03, 1972. Numbers 1918 and 1919, both GP9s, are in front of the Auburn Locomotive Shop. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1918, formerly Northern Pacific 333, at Auburn, Washington, on July 21, 1975. Number 1918 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22736. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1919, formerly Northern Pacific 334, at Auburn, Washington, on April 30, 1971. Number 1919 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22737. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.