Northern Pacific steam locomotive 2502 at Glendive, Montana, on April 25, 1950. Number 2502 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2502 at Glendive, Montana, on April 25, 1950. Number 2502 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2502 at Glendive, Montana, on September 03, 1953. Number 2502 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2502 at Glendive, Montana, on September 03, 1953. Number 2502 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2503 at Glendive, Montana, on September 03, 1953. Number 2503 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2503 at Glendive, Montana, on September 03, 1953. Number 2503 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2652 at Glendive, Montana, on April 25, 1950. Number 2652 is a class A-2 built by Baldwin in 1934. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2652 at Glendive, Montana, on April 25, 1950. Number 2652 is a class A-2 built by Baldwin in 1934. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2652 starting a freight train at Glendive, Montana, on September 03, 1953. Number 2652 is a class A-2 built by Baldwin in 1934. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train

Northern Pacific steam locomotive 2652 starting a freight train at Glendive, Montana, on September 03, 1953. Number 2652 is a class A-2 built by Baldwin in 1934. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train