Burlington Northern diesel locomotive 4190, formerly Northern Pacific 910, at Vancouver, Washington, on January 28, 1972. Number 4190 is an RS-11 built by American Locomotive Company (ALCO), builder's number 82954. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

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.

Burlington Northern diesel locomotive 4194, formerly Northern Pacific 914, at Montesano, Washington, on June 28, 1971. Number 4194, an RS-11 built by American Locomotive Company (ALCO) is leading a freight train with numbers 4191 and 4192. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4194, formerly Northern Pacific 914, at Plymouth, Washington, on June 28, 1971. Number 4194 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83584. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4194, formerly Northern Pacific 914, at Tacoma, Washington, on October 20, 1980. Number 4194 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83584. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4194, formerly Northern Pacific 914, at Vancouver, Washington, circa 1975. Number 4194 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83584. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4195, formerly Northern Pacific 915, at Vancouver, Washington, on June 07, 1970. Number 4195 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83585. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4195, formerly Northern Pacific 915, at Vancouver, Washington, on February 13, 1976. Number 4195 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83585. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4196, formerly Northern Pacific 916, at Tacoma, Washington, on September 27, 1971. Number 4196 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83586. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4197, formerly Northern Pacific 917, at Tacoma, Washington, on April 14, 1973. Number 4197 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83587. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4197, formerly Northern Pacific 917, at Tacoma, Washington, on April 14, 1973. Number 4197 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83587. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 4197, formerly Northern Pacific 917, at Vancouver, Washington in 1979. Number 4197 is an RS-11 built by American Locomotive Company (ALCO), builder's number 83587. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 421, formerly Northern Pacific 421, at Tacoma, Washington, on May 14, 1971. Number 421 is a VO-1000 built by Baldwin, builder's number 71545. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern Diesel Locomotive 423 at Denver, Colorado, May 24, 1970, Big Sky Blue paint scheme (as Burlington Northern 6453). Other subject classes: Locomotive

Burlington Northern Diesel Locomotive 424 at Tacoma, Washington, undated, Big Sky Blue paint scheme (as Burlington Northern 6454). Other subject classes: Locomotive

Burlington Northern diesel locomotive 4240, formerly Spokane, Portland and Seattle 300, at Portland, Oregon in April 1979. Number 4240 is a C424 built by American Locomotive Company (ALCO), builder's number 3381-01. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 4240 at Portland, Oregon in April 1979. Number 4240, a C424, is shown with Frisco number 704 and number 2594. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4240, formerly Spokane, Portland and Seattle 300, at Tacoma, Washington, on April 03, 1971. Number 4240 is a C424 built by American Locomotive Company (ALCO), builder's number 3381-01. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 4240, formerly Spokane, Portland and Seattle 300, at Tacoma, Washington in March 1971. Number 4240 is a C424 built by American Locomotive Company (ALCO), builder's number 3381-01. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 4240 at Tacoma, Washington, on January 21, 1972. Number 4240 leads train number 139, Seattle to Stockton, California time freight at Head of the Bay Yard, Tacoma. The train operated via Vancouver, Washington, Wishram, Washington and Bieber, California. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive Number 4240, Alco C-424 (former SP&S 300), westbound in the Wishram, Washington yard, undated. Photo by Robert Johnston.