Northern Pacific 1797, a class W-3 with the Mobase Local, meets the Gate Local led by Northern Pacific 1804 under the 11th Street bridge in Tacoma, Washington, in 1953. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train.

Northern Pacific steam locomotive 1797 at Tacoma, Washington, on April 15, 1953. Number 1797 is a class W-3 built by Alco-Brooks in 1918. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 1797 at Tacoma, Washington, on June 09, 1954. Number 1797 is a class W-3 built by Alco-Brooks in 1918. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific 1800 leads the eastbound Mobase Local over drawbridge 39 in Tacoma, Washington, in 1953. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train, trestle bridge.

Northern Pacific 1800 leads the eastbound Mobase Local up the 2.2% grade of South Tacoma Hill on the Prairie line in Tacoma, Washington, in 1953. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train, trestle bridge.

Northern Pacific 1800 leads the eastbound Mobase Local off drawbridge 39 and over the mainline near 15th Street Tower in Tacoma, Washington, in 1953. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train, trestle bridge.

Helper locomotive Northern Pacific 1801 backs down the South Tacoma hill and across Pacific Avenue in Tacoma, Washington, after assisting a train circa 1943. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, helper locomotive, grade crossing.

Northern Pacific steam locomotive 1801 at Tacoma, Washington, on September 06, 1938. Number 1801, a class W-3 built by Alco-Brooks in 1918, is parked at the engine facility. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo