Great Northern diesel locomotive leading a freight train departing the west end of Appleyard, near Wenatchee, Washington. Other subject categories: Freight

Great Northern diesel locomotive at South Bellingham, Washington heading north on main track. Other subject categories: Train-Passenger, Locomotive-Diesel, E7A

Great Northern six diesel locomotives, A-B-A, A-B-A, leading a train of covered hoppers in the far distance, possibly the first unit potash train circa 1968. Other subject categories: Freight

Great Northern main line with snow in the mountains in Washington State, undated. Photograph by Wade Stevenson.

Great Northern passenger train at eastern Washington, Washington. Westbound passenger train at Rock Island Dam, approaching Voltage, Washington; photograph sequence TRWahl061-063 and likely photograph sequence TRWahl0158-0159. Other subject categories: Train-Passenger, River, Passenger, Dam

Great Northern passenger train at Trinidad, Washington. Westbound passenger train; photograph sequence TRWahl0061-0063 and likely photograph sequence TRWahl0158-photograph sequence TRWahl0159. Other subject categories: Train-Passenger, Desert, Passenger

Great Northern passenger train at Voltage, Washington. Westbound passenger train; photograph sequence TRWahl061-photograph sequence TRWahl063 and likely photograph sequence TRWahl0158-photograph sequence TRWahl0159. Other subject categories: Train-Passenger, River, Passenger

Great Northern Railway at Glacier Park, Montana in 1966. Train 27, Western Star, entire train at Glacier Park, Montana, mountains in background; SDP-40 in lead. Other subject classes: SDP-40 , Locomotive

Great Northern Railway 186 at Waconia, Minnesota in 1968. General Motors Electro Motive Division NW-5 number 186 on local train near Waconia, Minnesota. Other subject classes: RS-2, Locomotive

Great Northern Railway 367-C at Leavenworth, Washington in 1970. A ski train special headed into spur at Leavenworth, Washington. Other subject classes: Locomotive, P-3-7-AB