Great Northern Diesel Locomotive 663, Class GP9 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 659, Class in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 470D at Wenatchee, Washington on undated. The photograph shows a freight train with 5 locomotives, also including 470C. The lead locomotive is an Electro-Motive Division Type F-7, Great Northern Class F-3-7-A painted in the simplified green and orange scheme. A crew member is visible in the cab of the locomotive. Other subject classes: Locomotive-Diesel, Train-Freight, Mountains

Great Northern Diesel Locomotive 470A, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 468A, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 446D, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 446A, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 444A, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 430 at Wenatchee, Washington on April 10, 1970. The photograph shows an Electro-Motive Division Type F-45, Great Northern Class F-45. The locomotive is painted in the Big Sky Blue scheme. A crew member is visible in the cab of the locomotive. Visible in the background is a Great Northern tank car. Other subject classes: Locomotive-Diesel, Car-Tank, People-Railroad Crew

Great Northern Diesel Locomotive 425 on September 6, 1969. The photograph shows an Electro-Motive Division Type SD-45, Great Northern Class SD-45. The locomotive is painted in the Big Sky Blue scheme. Visible in the background is a sand tower, small shed, a Great Northern box car and a FGEX car. Other subject classes: Locomotive-Diesel, Tower-Sand