Great Northern Electric Locomotive 5006A at Skykomish, Washington, undated. Other subject classes: Locomotive

Great Northern electric locomotive 5002B, Class Z1 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 721 at Skykomish, Washington, 1965, original orange/green paint scheme (on train). Other subject classes: Locomotive

Great Northern Diesel Locomotive 649, Class GP7 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 649, Class GP7 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 602, Class GP7 heading the "Cascadian" in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 602, Class GP7 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 602, Class GP7 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 466A at Skykomish, Washington, June 7, 1968, diesel locomotive number 466A, westbound. Other subject classes: Freight train

Great Northern Diesel Locomotive 458D at Skykomish, Washington, June 7, 1968, diesel locomotive number 458D, helper set. Other subject classes: Locomotive