Northern Pacific steam locomotive 2451 at Seattle, Washington, circa 1950. Number 2451, a class T built by Alco-Brooks in 1907, is parked near the Seattle roundhouse. Photo by Blackie Moser, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2451 at Seattle, Washington, circa 1950. Number 2451, a class T built by Alco-Brooks in 1907, is parked near the Seattle roundhouse. Photo by Blackie Moser, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 245 at Tacoma, Washington, on October 09, 1934. Number 245, a class P-2 built by Schenectady in 1901, is in storage at Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 245 at Tacoma, Washington, circa 1910. Number 245 is a class P-2 built by Schenectady in 1901 J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 245 at Fremont station in Seattle, Washington, circa 1925. The P-2 Ten-Wheeler 245 was built in 1901 and scrapped at South Tacoma, Washington, in 1936. Photo by J.A. Turner. Other Subject Classes: steam locomotive, railroad crew

Northern Pacific steam locomotive 2449 at Pasco, Washington, on August 07, 1937. Number 2449, a class T built by Alco-Brooks in 1907, is shown in inactive storage at Pasco. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2446 posed for a builder's photo at Dunkirk, New York, in 1907. Number 2446 is a class T built by Alco-Brooks in 1907. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2440 in storage at Pasco, Washington, circa 1939. Number 2440 is a class T built by Alco-Brooks in 1907. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 244, circa 1915. Number 244 is a class P-2 built by Schenectady in 1901. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 244 with a passenger train at King Street Station in Seattle, Washington, circa 1928. Number 244 is a class P-2 built by Schenectady in 1901. Photo by Asahel Curtis, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo