Great Northern steam locomotive Number 2009, a 2-8-8-0, at Laurel, Montana, in June, 1939.

Great Northern steam locomotive Number 2009, a 2-8-8-0, at Laurel, Montana, undated.

Great Northern steam locomotive Number 3229, a 2-8-2, at Laurel, Montana.

Northern Pacific steam locomotive 1185 at Laurel, Montana, in December 1934. Number 1185, a class G-2 built by Alco-Brooks in 1920, is parked at the roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 1186 switching cars at Laurel, Montana, circa 1950. Number 1186 is a class G-2 built by Alco-Brooks in 1920 J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1186 at Laurel, Montana, on August 17, 1949. Number 1186 is a class G-2 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1186 at Laurel, Montana, on August 17, 1949. Number 1186 is a class G-2 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1186 at Laurel, Montana, on September 04, 1953. Number 1186 is a class G-2 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1187 at Laurel, Montana, on August 17, 1949. Number 1187 is a class G-2 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1187 at Laurel, Montana, on May 21, 1954. Number 1187 is a class G-2 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo