Burlington Northern diesel locomotive 1821, formerly Great Northern 669, at Havre, Montana, on August 23, 1972. Number 1821 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 19354. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1991, formerly Northern Pacific 377, at Livingston, Montana, on September 01, 1972. Number 1991 is a GP9 built by General Motors Electro Motive Division (EMD). Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 225, formerly Northern Pacific 166, at Livingston, Montana, on September 02, 1972. Number 225 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 24030. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 2514, formerly Great Northern 3031, at Libby, Montana, on August 05, 1971. Number 2514 is a GP35 built by General Motors Electro Motive Division (EMD), builder's number 30119. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 470, formerly Great Northern 123, at Havre, Montana, on August 23, 1972. Number 470 is an NW2 built by General Motors Electro Motive Division (EMD), builder's number 950. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 5623, formerly Northern Pacific 2523, at Livingston, Montana, on September 07, 1972. Number 5623 is a U25C built by General Electric, builder's number 35590. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 5641, formerly Chicago, Burlington and Quincy 561, at Missoula, Montana, on September 02, 1972. Number 5641 is a U25C built by General Electric, builder's number 35608. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6302 at Livingston, Montana, on September 02, 1972. Number 6302 is an SD40 built by General Motors Electro Motive Division (EMD), builder's number 5801-3. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6304 at Livingston, Montana, on September 02, 1972. Number 6304 is an SD40 built by General Motors Electro Motive Division (EMD), builder's number 5801-5. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6305 at Livingston, Montana, on September 02, 1972. Number 6305 is an SD40 built by General Motors Electro Motive Division (EMD), builder's number 5801-6. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.