Burlington Northern diesel locomotive 516, formerly Chicago, Burlington and Quincy 9219, at Burlington, Iowa, on August 29, 1972. Number 516 is an NW2 built by General Motors Electro Motive Division (EMD), builder's number 1300. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 540, formerly Chicago, Burlington and Quincy 9243, at Burlington, Iowa, on August 29, 1972. Number 540 is an NW2 built by General Motors Electro Motive Division (EMD), builder's number 3639. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6134, formerly Chicago, Burlington and Quincy 332, at Burlington, Iowa, on August 29, 1972. Number 6134 is an SD9 built by General Motors Electro Motive Division (EMD), builder's number 18991. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6145, formerly Chicago, Burlington and Quincy 343, at Ottumwa, Iowa, on August 29, 1972. Number 6145 is an SD9 built by General Motors Electro Motive Division (EMD), builder's number 19002. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern SW12 Number 230, former Chicogo, Burlington and Quincy 9272, in Dubuque, Iowa on April 7, 1980. Photo by Al Christianson.

Burlington Northern NW2 Number 540, former Chicogo, Burlington and Quincy Number 9243, in Burlington, Iowa with Maintenance of Way equipment on February 2, 1982. Photo by Al Christianson.

Burlington Northern NW2 Number 540, former Chicogo, Burlington and Quincy Number 9243, in Burlington, Iowa on February 2, 1982. Al Christianson.

Burlington Northern SW10 Number 575, former Chicogo, Burlington and Quincy Number 9311, at Council Bluffs, Iowa in May 1975.