Northern Pacific steam locomotive 1520 at Auburn, Washington, on September 19, 1949. Number 1520 is a class W built by Alco-Brooks in 1905. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1519 at Northtown, Minnesota, on May 25, 1954. Number 1519 is a class W built by Alco-Brooks in 1905. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1519 at Northtown, Minnesota, on May 25, 1954. Number 1519 is a class W built by Alco-Brooks in 1905. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1518 at Paradise, Montana, on August 20, 1948. Number 1518 is a class W built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1518 at Garrison, Montana, on August 22, 1943. Number 1518 is a class W built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1518 at Auburn, Washington, on July 04, 1954. Number 1518 is a class W built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1516 at Yakima, Washington, on September 18, 1947. Number 1516 is a class W built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1516 at Tacoma, Washington, on October 21, 1935. Number 1516, a class W built by Alco-Brooks in 1904, picks up some coal at the coal dock after leaving the South Tacoma shops. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 1516 at Tacoma, Washington, on October 21, 1935. Number 1516, a class W built by Alco-Brooks in 1904, is parked at the Tacoma roundhouse after leaving the South Tacoma shops. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 1516 at South Tacoma, Washington, on March 21, 1949. Number 1516 is a class W built by Alco-Brooks in 1904. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo