Burlington Northern diesel locomotive 6004, formerly Great Northern 554, at Seattle, Washington, on February 26, 2973. Number 6004 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 16103. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 6006, formerly Great Northern 556, at Pasco, Washington, on February 19, 1976. Number 6006 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 16105. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, roundhouse.

Burlington Northern diesel locomotive 6007, formerly Great Northern 557, at Sandpoint, Idaho in August 1974. Number 6007 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 16106. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, steel caboose.

Burlington Northern diesel locomotive 6007, formerly Great Northern 557, at Sandpoint, Idaho in August 1974. Number 6007 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 16106. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, steel caboose.

Burlington Northern diesel locomotive 6007D at Auburn, Washington, on July 24, 1970. Number 6007D leads train number 139, Seattle to Stockton, California time freight at Stuck River Bridge, Auburn. The train operated via Vancouver, Washington, Wishram, Washington and Bieber, California. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive, truss bridge.

Burlington Northern diesel locomotive 6010A at Tacoma, Washington, on July 02, 1970. Ex-Northern Pacific F7A number 6010A and F9B number 861 with freight train No 143 under the 11th St bridge. Note transformer load on flat car behind locomotives. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Burlington Northern diesel locomotive 6010A at Tacoma, Washington in 1970. Train number 147, the Seattle to Portland time freight, is led by 6010A, 725 and three other units, as it passes Tacoma Union Station. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6010A at Tacoma, Washington, on July 15, 1970. Number 6010A leads train number 139, Seattle to Stockton, California time freight passing the Tacoma Depot. The train operated via Vancouver, Washington, Wishram, Washington and Bieber, California. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive, passenger depot.

Burlington Northern diesel locomotive 6010A at Titlow, Washington, on July 15, 1970. Numbers 6010A, 725, 3006, 917 and 908 lead train number 139, Seattle to Stockton, California time freight. 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 6011A at Tacoma, Washington in 1970. Number 6011A leads train number 147, Seattle to Portland time freight, under the 11th Street bridge. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6012A at Tacoma, Washington, on June 18, 1970. Number 6012A 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 6012A at Tacoma, Washington, on June 18, 1970. Ex-Northern Pacific F7A numbers 6012A and 6019A are shown with Burlington Northern F7B 725 and Spokane, Portland and Seattle C425 317 with a freight in Head of the Bay yard. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train, freight yard.

Burlington Northern diesel locomotive 6013D at Auburn, Washington, on June 22, 1970. Ex-Northern Pacific (NP) F7A 6013D, NP F9B 7004B, and ex-Great Northern U33C 5708 at the Auburn locomotive facility. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6016 at Superior, Wisconsin shops on November 8, 1981. Number 6016 is an SD7 built by Electro-Motive Division (GM), builder's number 17897. Photo by Jim Shepard.

Burlington Northern diesel locomotive 602, formerly Great Northern 271B, at Portland, Oregon, on February 13, 1976. Number 602 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 16097. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 602, formerly Great Northern 271B, at Seattle, Washington in January 1976. Number 602 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 16097. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 602, formerly Great Northern 271B, at Tacoma, Washington, on February 16, 1972. Number 602 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 16097. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 602 at Vader Junction, Washington, on February 12, 1976. Numbers 602, 804 and 4257 lead train number 150, Portland to Seattle time freight over the Cowlitz River Bridge near Vader Junction. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6020D at Tacoma, Washington in 1970. Train number 147, the Seattle to Portland time freight is led by ex-Northern Pacific (NP) F7A 6020D, ex-NP F7B 6016B and two other ex-NP units near UP Junction. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6022 at Saint Paul, Minnesota on April 7, 1981. Number 6022 is an SD7 built by Electro-Motive Division (GM), builder's number 17903. Photo by Al Christianson.

Burlington Northern diesel locomotive 6044, formerly Chicago, Burlington and Quincy 321, at Galesburg, Illinois, on August 29, 1972. Number 6044 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 18341. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6046, formerly Chicago, Burlington and Quincy 323, at Clyde, Illinois, on August 26, 1972. Number 6046 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 18343. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6049 alongside the sand tower at Beardstown, Illinois on May 5, 1979. Number 6049 is an SD7 built by Electro-Motive Division (GM), builder's number 17397. Photo by Al Christianson.

Burlington Northern diesel locomotive 6050, formerly Chicago, Burlington and Quincy 402, at Galesburg, Illinois, on August 29, 1972. Number 6050 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 17398. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6052A at Puyallup, Washington, on June 11, 1970. Train number 146 (former Northern Pacific 1-679), the Portland to Seattle time freight led by ex-Northern Pacific F3A 6052A. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6053, formerly Chicago, Burlington and Quincy 405, at Galesburg, Illinois, on August 29, 1972. Number 6053 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 17401. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6053, formerly Chicago, Burlington and Quincy 405, at Galesburg, Illinois, on August 29, 1972. Number 6053 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 17401. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6054 at Saint Paul, Minnesota on March 2, 1981. Number 6054 is an SD7 built by Electro-Motive Division (GM), builder's number 17402. Photo by Al Christianson.

Burlington Northern diesel locomotive 6059, formerly Chicago, Burlington and Quincy 411, at Lincoln, Nebraska, on August 31, 1972. Number 6059 is an SD7 built by General Motors Electro Motive Division (EMD), builder's number 17407. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 606, formerly Great Northern 273B, at Tacoma, Washington, on July 24, 1970. Number 606 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 11064. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.