Northern Pacific steam locomotive 1909 as a compound engine which blew up the day this phot was taken in 1909. Number 1909 is a class W-2 built by Alco-Brooks in 1904. J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1912near the turntable at Glendive, Montana, in April 1937. Number 1912 is a class W-2 built by Alco-Brooks in 1904. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1917 with an extra water tender at Glendive, Montana, circa 1950. Number 1917 is a class W-2 built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1919 with a freight train at Glendive, Montana, circa 1950. Number 1919 is a class W-2 built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2229 at the water tank at Glendive, Montana, circa 1945. Number 2229 is a class Q-5 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2238 at Glendive, Montana, on September 03, 1953. Number 2238 is a class Q-5 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2240 at Glendive, Montana, on September 03, 1953. Number 2240 is a class Q-5 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2501 at Glendive, Montana, on April 25, 1950. Number 2501 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 2501 at Glendive, Montana, on April 25, 1950. Number 2501 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 2501 at Glendive, Montana, on September 03, 1953. Number 2501 is a class W-4 built by Alco-Brooks in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo