Great Northern electric locomotive 5017 leads a passenger train at the east portal of the Cascade Tunnel near Berne, Washington. Other subject categories: Freight

Great Northern electric locomotive 5017, Class Y1 in Skykomish, Washington State, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5017, Class Y1 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5017, Class Y1 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5017, Class Y1 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5017, Class Y1 in Skykomish, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5018, Class W1 in Appleyard, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5018, Class W1 in Appleyard, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5018, Class W1 in Appleyard, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotive 5018, Class W1 in Appleyard, Washington, undated. Photograph by Wade Stevenson.