Northern Pacific steam locomotive 2194 leads a passenger train past a semaphore signal in Seattle, Washington, circa 1940. The Q-4 Pacific was built by Baldwin in 1910, and scrapped in South Tacoma, Washington, in 1954. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 2194 leads a short passenger train at Seattle, Washington, circa 1940. The Q-4 Pacific was built by Baldwin in 1910, and scrapped in South Tacoma, Washington, in 1954. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 2194 at the roundhouse in Tacoma, Washinton, circa 1950. Number 2194 is a class Q-4 built by Baldwin in 1909. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2194 at Tacoma, Washington, on August 19, 1935. Number 2194, a class Q-4 built by Baldwin in 1909, is parked at the roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roundhouse

Northern Pacific steam locomotive 2194 at Tacoma, Washington, on June 14, 1949. Number 2194 is a class Q-4 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2194 at Tacoma, Washington, on June 14, 1953. Number 2194 is a class Q-4 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2194, a Q-4 Pacific, leads a passenger train at King Street Station in Seattle, Washington, circa 1940. Cafe-coach 1264 is at left. Photo by J.A. Turner. Other Subject Classes: steam locomotive, passenger train

Northern Pacific steam locomotive 2195 at Easton, Washington, on April 09, 1943. Number 2195 is a class Q-4 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2195 at Tacoma, Washington, on April 23, 1936. Number 2195, a class Q-4 built by Baldwin in 1909, is shown during a break-in run near 21st Street in Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2195 at Tacoma, Washington, on April 23, 1936. Number 2195, a class Q-4 built by Baldwin in 1909, is shown during a break-in run near 21st Street in Tacoma. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo