Amtrak diesel locomotive 150, an F7B SN 17863 at Havre, Montana on August 23, 1972. Amtrak 122 is former Burlington Northern 9745 and former Great Northern 462C. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 409, an EMD F40PHR SN 877008-9 at Havre, Montana on May 1, 1989. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Burlington Northern diesel locomotive 1812, formerly Great Northern 660, at Havre, Montana, on August 23, 1972. Number 1812 is a GP9 built by General Motors Electro Motive Division (EMD). Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight yard.

Burlington Northern diesel locomotive 1815, formerly Great Northern 663, at Havre, Montana, on August 23, 1972. Number 1815 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 19348. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

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 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 6613, formerly Great Northern 440, at Havre, Montana, on August 23, 1972. Number 6613 is an F45 built by General Motors Electro Motive Division (EMD), builder's number 35117. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Great Northern Railway at Havre, Montana in 1969. The locomotive is a Control Car Number 1. Other subject classes: Locomotive

Great Northern Railway at Havre, Montana in 1969. The locomotive is a Control Car Number 2. Big Sky Blue color scheme. Other subject classes: Locomotive

Great Northern Railway 20 at Havre, Montana in 1969. The locomotive is a General Motors Electro Motive Division Model SW9. Other subject classes: Locomotive, SW-7