Northern Pacific steam locomotive 1123 on the waterfront at Seattle, Washington, on March 22, 1949. The L-9 Switcher was built by the American Locomotive Company in 1910. Photo by J.A. Turner. Other Subject Classes: steam locomotive, office building

Northern Pacific steam locomotive 1123 switches near the Postal Terminal building at Seattle, Washington, circa 1955. Number 1123 is a class L-9 built by Alco-Pittsburgh in 1910. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1123 at Seattle, Washington, circa 1940. The L-9 Switcher was built by the American Locomotive Company in Pittsburgh in 1910. Photo by J.A. Turner. Other Subject Classes: steam locomotive, railroad crew

Northern Pacific steam locomotive 1118 at Seattle, Washington, on May 30, 1937. Number 1118 is a class L-9 built by Alco-Pittsburgh in 1910. Photo by Emery Roberts, J.M. Fredrickson collection. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1116, an American Locomotive Company - Pittsburgh Class L-9, at Seattle, Washington at Hanford Street roundhouse Other subject categories: Locomotive-Steam, Locomotive-Switcher

Northern Pacific steam locomotive 1108, an American Locomotive Company - Dickson Class L-9, at Seattle, Washington approaching turntable at Hanford Street roundhouse; nose of VO-1000 426 also visible Other subject categories: Locomotive-Steam, Locomotive-Switcher

Northern Pacific steam locomotive 1108 at Seattle, Washington, on May 23, 1936. Number 1108, a class L-9 built by Alco-Dickson in 1907, is parked at the Seattle roundhouse. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 1108 parked next to the cinder dump in Seattle, Washington, circa 1925. The L-9 Switcher was built in 1907 and scrapped at South Tacoma, Washington, in 1954. Photo by J.A. Turner. Other Subject Classes: steam locomotive, roundhouse area

Northern Pacific steam locomotive 1108 in a freight yard at Seattle, Washington, circa 1925. The L-9 Switcher was built in 1907 and scrapped at South Tacoma, Washington, in 1954. Photo by J.A. Turner. Other Subject Classes: steam locomotive, in a freight yard

Northern Pacific steam locomotive 1103 awaiting disposition at Seattle, Washington, circa 1945. Number 1103, a class L-9 built by Alco-Dickson in 1907, is parked near the roundhouse in Seattle. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo