Northern Pacific steam locomotive 4017 at Tacoma, Washington, fresh out of the South Tacoma shops on August 29, 1934. Number 4017 is a class Z-3 built by Alco-Brooks in 1917 J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 4019 post-shopping break-in run at Tacoma, Washington, May 29, 1937. Number 4019 is a class Z-3 built by Alco-Brooks in 1917. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 4024 at Tacoma, Washington, on May 29, 1934. Number 4024, a class Z-3 built by Alco-Brooks in 1920, is parked near the roundhouse after release from the shops. She entered the shops on 1/20/1934. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 4024 at the engine facility at Tacoma, Washington, on May 29, 1934. Number 4024 is a class Z-3 built by Alco-Brooks in 1920. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 50 at Tacoma, Washington, on March 30, 1936. Number 50, a class F-1 built by Baldwin in 1888, is parked on a radial track at the Tacoma roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 50 at Tacoma, Washington, on March 30, 1936. Number 50, a class F-1 built by Baldwin in 1888, is parked on a radial track at the Tacoma roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 50 at Tacoma, Washington, on February 29, 1936. Number 50, a class F-1 built by Baldwin in 1888, is parked on a radial track at the Tacoma roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 5100 at Tacoma, Washington, on May 16, 1957. Number 5100, a class Z-6 built by Alco-Schenectady in 1936, is parked in the deadline at Tacoma. Photo by Emery Roberts, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, deadline

Northern Pacific steam locomotive 5131 at Tacoma, Washington, on October 05, 1955. Number 5131 is a class Z-8 built by Alco-Schenectady in 1943. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 5145 at Tacoma, Washington, on April 14, 1955. Number 5145 class Z-8 (built by Alco-Schenectady in 1944) waits in Half Moon yard in Tacoma for its move to the south Tacoma reclamation yard. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo