Great Northern Diesel Locomotive 277B at Seattle, Washington on undated. The photograph also shows locomotive number 273A. The lead locomotive is an Alco type FA-2, Great Northern Class AF painted in the simplified green and orange scheme. Other subject classes: Locomotive-Diesel

Great Northern Diesel Locomotive 277B at Seattle, Washington on undated. The photograph shows two locomotives. The lead locomotive is an Alco type FA-2, Great Northern Class AF painted in the original green and orange scheme. Photo location: Interbay roundhouse. Other subject classes: Locomotive-Diesel

Great Northern Diesel Locomotive 3022 at Interbay, Washington, 1964, simplified orange/green paint scheme. Other subject classes: Locomotive

Great Northern Diesel Locomotive 320 at Seattle, Washington on October 1, 1967. The photograph shows an Electro-Motive Division Type SDP-40, Great Northern Class SDP-40. The locomotive is painted in the simplified green and orange scheme. Visible in the background are two water tanks. Photo location: Interbay roundhouse. Other subject classes: Locomotive-Diesel, Tank-Water

Great Northern Diesel Locomotive 321 at Seattle, Washington on April 1, 1969. The photograph shows a passenger train. 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 in the background is an overhead bridge. Train Number 460 at South Seattle - Georgetown. Other subject classes: Locomotive-Diesel, Train-Passenger

Great Northern Diesel Locomotive 322 at Seattle, Washington on June 1, 1967. The photograph shows a passenger train. The lead locomotive is an Electro-Motive Division Type SDP-40, Great Northern Class SDP-40 painted in the simplified green and orange scheme. Train Number 460. Other subject classes: Locomotive-Diesel, Train-Passenger

Great Northern Diesel Locomotive 323 at Seattle, Washington on August 1, 1967. The photograph shows an Electro-Motive Division Type SDP-40, Great Northern Class SDP-40. The locomotive is painted in the simplified green and orange scheme. Visible in the background are two water tanks. Photo location: Interbay roundhouse. Other subject classes: Locomotive-Diesel, Tank-Water

Great Northern Diesel Locomotive 325 at Interbay, Washington, August 1967, diesel locomotive number 325, leading Train 358 (the "International "). Other subject classes: Passenger train

Great Northern Diesel Locomotive 327 at Seattle, Washington on August 1, 1967. The photograph shows an Electro-Motive Division Type SDP-45, Great Northern Class SDP-45. The locomotive is painted in the Big Sky Blue scheme. Visible in the background is a portion of a water tank. Other subject classes: Locomotive-Diesel, Tank-Water

Great Northern Diesel Locomotive 354C at Seattle, Washington, September 1962, simplified orange/green paint scheme. Other subject classes: Locomotive