Burlington Northern diesel locomotive 1979 at Tacoma, Washington, on March 23, 1971. Numbers 1979, 1977 and 1976 lead train number 147, Seattle to Portland time freight. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 1979, formerly Spokane, Portland and Seattle 154, at Tacoma, Washington, on March 23, 1971. Number 1979 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 21469. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 1979 at Tacoma, Washington, on March 23, 1971. Number 1979, a GP9 is shown with GP9s 1977 and 1978 on freight train at Head of the Bay Yard. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 1979, formerly Spokane, Portland and Seattle 154, at Tacoma, Washington in 1974. Number 1979 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 21469. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 200, formerly Northern Pacific 141, at Tacoma, Washington in April 1971. Number 200 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 21181. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, structure.

Burlington Northern diesel locomotive 200, formerly Northern Pacific 141, at Tacoma, Washington, on February 16, 1971. Number 200 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 21181. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 200, formerly Northern Pacific 141, at Tacoma, Washington in 1980. Number 200 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 21181. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2001, formerly Great Northern 2001, at Tacoma, Washington, on July 10, 1971. Number 2001 is a GP20 built by General Motors Electro Motive Division (EMD), builder's number 25562. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2001, formerly Great Northern 2556, at Tacoma, Washington, on July 10, 1971. Number 2001 is a GP20 built by General Motors Electro Motive Division (EMD). Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2002, formerly Great Northern 2002, at Tacoma, Washington in April 1971. Number 2002 is a GP20 built by General Motors Electro Motive Division (EMD), builder's number 25563. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.