Burlington Northern diesel locomotive 1846, formerly Northern Pacific 220, at Tacoma, Washington in 1972. Number 1846 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20307. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1847, formerly Northern Pacific 221, at Tacoma, Washington, on February 17, 1971. Number 1847 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20308. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 185, formerly Northern Pacific 126, at Tacoma, Washington, on February 25, 1972. Number 185 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 20335. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse, locomotive terminal.

Burlington Northern diesel locomotive 1852, formerly Northern Pacific 226, at Tacoma, Washington in May 1971. Number 1852 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20313. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 1852, formerly Northern Pacific 226, at Tacoma, Washington, on May 07, 1973. Number 1852 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20313. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1854, formerly Northern Pacific 228, at Tacoma, Washington, on April 21, 1971. Number 1854 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20315. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1855, formerly Northern Pacific 229, at Tacoma, Washington, on January 05, 1971. Number 1855 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20316. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1855 at Tacoma, Washington in March 1972. Burlington Northern Crew 4 consist led by 1855 and 1917 east of Reservation. Crew 4 transferred cars between Auburn, Tacoma and Seattle. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 1859, formerly Northern Pacific 233, at Tacoma, Washington, on March 15, 1971. Number 1859 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20370. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1861, formerly Northern Pacific 235, at Tacoma, Washington in September 1970. Number 1861 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20372. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.