Northern Pacific steam locomotive 56 at Tacoma, Washington, on April 10, 1934. Number 56, a class F-1 built by Baldwin in 1889, is parked at the roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 56 at Tacoma, Washington, on February 24, 1938. Number 56, a class F-1 built by Baldwin in 1889, is parked at the roundhouse in Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, locomotive terminal

Northern Pacific steam locomotive 57 at Tacoma, Washington, on March 09, 1935. Number 57, a class F-1 built by Baldwin in 1889, is having its "pop-valve" reset at the roundhouse after an overhaul. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, locomotive terminal

Northern Pacific steam locomotive 570 on July 11, 1916. Number 570 is a class D-2 built by Baldwin in 1889. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 58 at the roundhouse at Seattle, Washington, in 1925. The F-1 Consolidation was built in 1889 and scrapped at South Tacoma, Washington, on March 19, 1935. Photo by J.A. Turner. Other Subject Classes: steam locomotive, water tank

Northern Pacific steam locomotive 58 at Tacoma, Washington, on October 09, 1934. Number 58, a class F-1 built by Baldwin in 1889, is parked at the roundhouse a few months before it was scrapped. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 58 at Tacoma, Washington, on July 05, 1934. Number 58, a class F-1 built by Baldwin in 1889, sits in the weeds at the Tacoma roundhouse after being out of service for a long time. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, coal dock, locomotive terminal

Northern Pacific steam locomotive 581, circa 1920. Number 581 is a class D built by Baldwin in 1883. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 590 in 1916. Number 590 is a class D built by Baldwin in 1883. Photo by Charles R. Iles, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 591, circa 1890. Number 591 is a class D built by Baldwin in 1883. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo