Great Northern Diesel Locomotive 277A, Class FA in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 279A at Wenatchee, Washington on October 1, 1967. The photograph shows an Alco type F-2, Great Northern Class AF. The locomotive is painted in the simplified green and orange scheme. Other subject classes: Locomotive-Diesel

Great Northern Diesel Locomotive 279A at Wenatchee, Washington, August 1967, simplified orange/green paint scheme. Other subject classes: Locomotive

Great Northern Diesel Locomotive 279A at Wenatchee, Washington on October 1, 1967. The photograph shows two locomotives. The lead locomotive is an Alco type F-2, Great Northern Class AF painted in the simplified green and orange scheme. Other subject classes: Locomotive-Diesel

Great Northern Diesel Locomotive 320, Class SDP40 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 321 at Wenatchee, Washington on June 1, 1967. The photograph also shows locomotive number 322. The lead locomotive is an Electro-Motive Division Type SDP-40, Great Northern Class SDP-40 painted in the simplified green and orange scheme. Visible is a crew member in the cab of the locomotive. Another crew member is visible at the rear stairwell of the locomotive. Other subject classes: Locomotive-Diesel, People-Railroad Crew

Great Northern Diesel Locomotive 322 at Wenatchee, Washington on February 1, 1972. The photograph shows an Electro-Motive Division Type SDP-40,Great Northern Class SDP-40. The locomotive is painted in the Big Sky Blue scheme. Other subject classes: Locomotive-Diesel

Great Northern Diesel Locomotive 324, Class SDP40 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 324, Class SDP40 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.

Great Northern Diesel Locomotive 350C, Class F7 in Wenatchee, Washington, undated. Photograph by Wade Stevenson.