Northern Pacific steam locomotive 2504 posed for a company roster photo in 1916. Number 2504 is a class W-4 built by Alco-Brooks in 1906. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2505 at Mandan, North Dakota, on April 26, 1950. Number 2505 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 252, a Class P Ten-Wheeler p,ulls a mail and express car and a coach at Allentown, Washington, circa 1935. The catenary for the Milwaukee Road electrification is at right. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 252 pulls a mail and express car and a coach at Black River, Washington, circa 1935. The Class P Ten-Wheeler was built in Schenectady, New York, in 1898, and scrapped in South Tacoma, Washington, in 1941. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 252 coupled to a passenger train at Portland, Oregon, circa 1925. Number 252 is a class P built by Schenectady in 1898. Photo by H.H. Arey, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 252 pulls a mail and express car and a coach in Seattle, Washington, circa 1935. The Class P Ten-Wheeler was built in Schenectady, New York, in 1898, and scrapped in South Tacoma, Washington, in 1941. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 252 pulls a mail and express car and a coach at Airport Way in Seattle, Washington, circa 1935. The Class P Ten-Wheeler was built in Schenectady, New York, in 1898, and scrapped in South Tacoma, Washington, in 1941. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 252 at Tacoma, Washington, on February 10, 1934. Number 252, a class P built by Schenectady in 1898, awaits her next assignment at the Tacoma roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 252 at Tacoma, Washington, on May 06, 1935. Number 252, a class P built by Schenectady in 1898, awaits her next assignment at the Tacoma roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 252 at a passenger station, circa 1925. Number 252 is a class P built by Schenectady in 1898. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, passenger depot