Burlington Northern diesel locomotive 6416, formerly Northern Pacific 3616, at Tacoma, Washington, on July 11, 1973. Number 6416 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33037. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6414 at Tacoma, Washington in May 1973. Numbers 6414, 6583, 1760 and one other unit leads train number 150, Portland to Seattle time freight. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6414, formerly Northern Pacific 3614, at Seattle, Washington, on May 28, 1973. Number 6414 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33035. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6414, formerly Northern Pacific 3614, at Auburn, Washington, on February 02, 1971. Number 6414 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33035. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6408, formerly Northern Pacific 3608, at Auburn, Washington, on February 10, 1972. Number 6408 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33029. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 6407, formerly Northern Pacific 3607, at Tacoma, Washington, on November 21, 1971. Number 6407 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33028. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6407, formerly Northern Pacific 3607, at Tacoma, Washington, on November 21, 1971. Number 6407 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33028. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6407, formerly Northern Pacific 3607, at Auburn, Washington, on July 25, 1973. Number 6407 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33028. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6406, formerly Northern Pacific 3606, at Tacoma, Washington, on December 14, 1971. Number 6406 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33027. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6404, formerly Northern Pacific 3604, at Tacoma, Washington, on October 05, 1972. Number 6404 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 33025. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.