Great Northern Electro-Motive Division Type GP7s numbered as Burlington Northern 1530 and 1505 at Great Falls, Montana, May 23, 1971.

Burlington Northern diesel locomotive 1710, formerly Northern Pacific 210, at Livingston, Montana, on September 02, 1972. Number 1710 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20342. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 1714, formerly Northern Pacific 241, at Livingston, Montana, on September 02, 1972. Number 1714 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 20644. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1716, formerly Northern Pacific 243, at Livingston, Montana, on September 02, 1972. Number 1716 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 21020. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1725, formerly Northern Pacific 287, at Missoula, Montana, on September 02, 1972. Number 1725 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22770. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 1735, formerly Northern Pacific 297, at Livingston, Montana, on September 02, 1972. Number 1735 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 22780. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

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 1820, formerly Great Northern 668, at Glasgow, Montana, on August 23, 1972. Number 1820 is a GP9 built by General Motors Electro Motive Division (EMD), builder's number 19353. 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.