Northern Pacific steam locomotive 4013 fresh out of the shops at South Tacoma, Washington, circa 1936. Number 4013 is a class Z-3 built by Alco-Schenectady in 1913. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 4017 at South Tacoma, Washington, on September 17, 1938. Number 4017, a class Z-3 built by Alco-Brooks in 1917, is parked at South Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 4021 at South Tacoma, Washington, on March 04, 1938. Number 4021, a class Z-3 built by Alco-Brooks in 1920, awaits its turn in the South Tacoma shops. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

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

Northern Pacific steam locomotive 53 at South Tacoma, Washington, on July 31, 1936. Number 53 is a class F-1 built by Baldwin in 1891. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 53 at South Tacoma, Washington, on July 31, 1936. Number 53 is a class F-1 built by Baldwin in 1891. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 68 in a deadline with locomotive number 76 at South Tacoma, Washington, circa 1944. Numbers 68 and 76, class F-1s built by Baldwin in 1891. J.M. Fredrickson collection. Other Subject Classes: steam locomotive

Northern Pacific steam locomotive 76 at South Tacoma, Washington, on September 09, 1944. Number 76 is a class F-1 built by Baldwin in 1888. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 80 at South Tacoma, Washington, on April 30, 1937. Number 80, a class F-1 built by Baldwin in 1888, arrives South Tacoma without her side rods removed after the roundhouse crew declared it "hopeless to repair." Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 9 at South Tacoma, Washington, circa 1936. Number 9, the South Tacoma shop locomotive, was rebuilt to a tank engine from number 914, a class L-6 built by Schenectady in 1901. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, roster photo