Northern Pacific steam locomotive 1566 leads a freight train off the bridge at Fremont in Seattle, Washington, circa 1935. The Class W Mikado was built in 1906 and scrapped in 1953 at South Tacoma, Washington. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train

Northern Pacific steam locomotive number 1772, a W-3 Mikado, approaches Spokane Street at the head of a northbound freight train on May 24, 1941. That may be the Sears building tower visible in the background. Photo by J.A. Turner. Other Subject Classes: steam locomotive, freight train

Northern Pacific steam locomotive 1097 with a cut of freight cars in Seattle, Washington, on August 17, 1948. Crewmen pose on the L-9 Switcher 1097 at the head of a freight train. Photo by J.A. Turner. Other Subject Classes: steam locomotive, freight train

Northern Pacific steam locomotive 1263 leads a freight train at Seattle, Washington, on October 11, 1924. The Y-2 Consolidation was built in 1902 and scrapped at South Tacoma, Washington, in 1945. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train

Northern Pacific steam locomotive 1610 leads a freight train through Georgetown at Seattle, Washington, circa 1925. The Class W Mikado was built in 1907 and scrapped at South Tacoma, Washington, in 1932. Photo by J.A. Turner. Other Subject Classes: steam locomotive, freight train

Northern Pacific steam locomotive 1610 leads a freight train at Argo in Seattle, Washington, circa 1925. The Class W Mikado was built in 1907 and scrapped at South Tacoma, Washington, in 1932. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train

Northern Pacific steam locomotive 1682 leads a freight train at Argo in Seattle, Washington, circa 1925. The W-1 Mikado was built in 1910. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train

Northern Pacific steam locomotive 1772, A W-3 Mikado, approaches Spokane Street at the head of a northbound freight train in Seattle, Washington, on May 24, 1941. That may be the Sears building tower visible in the background. Photo by J.A. Turner. Other Subject Classes: steam locomotive, freight train

Northern Pacific steam locomotive 2260 leads a freight train past a semaphore signal in South Seattle, Washington, circa 1941. The Q-6 Pacific was built by the American Locomotive Company in Schenectady, New York, in 1923, and scrapped in South Tacoma, Washington, in 1955. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train

Northern Pacific steam locomotive 76 leads a freight train off the bridge over the Lake Washington Ship Canal and past the semaphore signal near Fremont in Seattle, Washington. The F-1 Consolidation was built in 1888 and scrapped at South Tacoma, Washington, on February 10, 1945. Photo by J.A. Turner. Other Subject Classes: steam locomotive , freight train