Burlington Northern diesel locomotive 4191 at Auburn, Washington in April 1972. Numbers 4191, 849 and 4011lead train number 147, Seattle to Portland time freight. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 4191, formerly Northern Pacific 911, at Tacoma, Washington, on August 27, 1971. Number 4191 is an RS-11 built by American Locomotive Company (ALCO), builder's number 82955. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4191, formerly Northern Pacific 911, at Vancouver, Washington, on February 12, 1976. Number 4191 is an RS-11 built by American Locomotive Company (ALCO), builder's number 82955. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4192, formerly Northern Pacific 912, at Hoquiam, Washington, on June 28, 1971. Number 4192 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83582. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4192, formerly Northern Pacific 912, at Hoquiam, Washington, on June 28, 1971. Number 4192 is an RS-11, built by American Locomotive Company (ALCO). 4192 is shown with 4191 and 4194 at the engine terminal. Note Milwaukee 290 and a Union Pacific GP unit in background. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4192, formerly Northern Pacific 912, at Tacoma, Washington in March 1971. Number 4192 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83582. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4193, formerly Northern Pacific 913, at Auburn, Washington, on April 01, 1971. Number 4193 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83583. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4193, formerly Northern Pacific 913, at Portland, Oregon in April 1979. Number 4193 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83583. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4193, formerly Northern Pacific 913, at Ridgefield, Washington, on April 06, 1971. Number 4193 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83583. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4193, formerly Northern Pacific 913, at Vancouver, Washington, on April 08, 1976. Number 4193 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83583. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.