Great Northern Railway steam locomotive 2510 in Washington State, undated. A view of steam locomotive 2510, Class P-2, with passenger cars on Bridge Number 400 about to enter the upper portal of the Horse Shoe Tunnel. Crew members are visible in the cab of the locomotive. A Mail and Express car is behind the tender. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2510 at Ballard, Washington, undated. A view of steam locomotive 2510, Class P-2, with passenger cars. A Mail and Express car and a baggage car are visible behind the tender. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 in Washington State, undated. A view of steam locomotive 2504, Class P-2, with passenger cars. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Seattle, Washington in 1925. A 3/4 view of steam locomotive 2504, Class P-2, with a passenger car. On the adjacent track. Visible in the background is the King Street Station and several buildings in downtown Seattle. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Seattle, Washington in 1924. A view of steam locomotive 2504, Class P-2, with passenger cars. A crew member is leaning out of the window of the locomotive?s cab. Visible are two semaphores posted with mile marker 14 and a small shed adjacent to the grade crossing. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Golden Gardens, Washington in 1936. A view of steam locomotive 2504, Class P-2, with passenger cars. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Black River, Washington, undated. A view of steam locomotive 2504, Class P-2, with passenger cars. Overhead are electrical wires on adjacent tracks. A crew member is visible in the cab of the locomotive. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Black River, Washington, undated. A view of steam locomotive 2504, Class P-2, with passenger cars. Overhead are electrical wires on adjacent tracks. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Black River, Washington in Undated. A view of steam locomotive 2504, Class P-2, with passenger cars. Overhead are electrical wires on adjacent tracks. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.

Great Northern Railway steam locomotive 2504 at Black River, Washington, undated. A view of steam locomotive 2504, Class P-2, with passenger cars. Overhead are electrical wires on adjacent tracks. Photograph by James Turner. Other subject classes: Locomotive-Steam, Train-Passenger.