Burlington Northern diesel locomotive 826, formerly Northern Pacific 7006D, at Livingston, Montana, on September 02, 1972. Number 826 is an F9A built by General Motors Electro Motive Division (EMD), builder's number 19747. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 831, formerly Northern Pacific 7008C, at Livingston, Montana, on September 02, 1972. Number 831 is an F9B built by General Motors Electro Motive Division (EMD), builder's number 20302. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 832, formerly Northern Pacific 7009A, at Livingston, Montana, on September 02, 1972. Number 832 is an F9A built by General Motors Electro Motive Division (EMD), builder's number 20299. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 9769, formerly Northern Pacific 6511B, at Livingston, Montana, on September 02, 1972. Number 9769 is an F7B built by General Motors Electro Motive Division (EMD), builder's number 8741. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9769, formerly Northern Pacific 6511B, at Livingston, Montana, on September 02, 1972. Number 9769 is an F7B built by General Motors Electro Motive Division (EMD), builder's number 8741. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9775, formerly Northern Pacific 6505C/ 6017B/ 6006B/ 6551B, at Livingston, Montana, on September 02, 1972. Number 9775 is an F3B built by General Motors Electro Motive Division (EMD), builder's number 3872. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9788, formerly Northern Pacific 6513A, at Livingston, Montana, on September 02, 1972. Number 9788 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 10855. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 9788, formerly Northern Pacific 6513A, at Livingston, Montana, on September 02, 1972. Number 9788 is an F7A built by General Motors Electro Motive Division (EMD), builder's number 10855. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern Railroad freight train 121 at between Logan and Helena, Montana, on August 3, 1987, shot from the head-end. Photo by J.M. Fredrickson. Other Subject Classes: freight train