Burlington Northern GP10 Number 1406, former Burlington Northern Number 1506 rebuilt July 1975 from former Great Northern GP7 Number 606; GP20 Number 2035, former Great Northern Number 2035; with westbound freight passing the former Northern Pacific depot at Fargo, North Dakota on April 17, 1981. Photo by Al Christianson.

Burlington Northern GP10 Number 1406 and GP20 Number 2035 lead a manifest by the station at Fargo, North Dakota on April 17, 1981. Photo by Al Christianson.

Burlington Northern SW15 Number 311 in Fargo, North Dakota on April 17, 1981. Maintenance base "Dilworth". Photo by Al Christianson.

Burlington Northern SW7 diesel locomotive Number 109 (ex-Northern Pacific Number 109) in Fargo, North Dakota on April 17, 1981. Photo by Al Christianson.

Burlington Northern EMD NW12 (NW2R) diesel locomotive Number 1 at Fargo, North Dakota on April 17, 1981 (Ex-Great Northern 5302, Great Northern 102, Burlington Northern 450 rebuilt in March 1975). Photo by Al Christianson.

Burlington Northern 7927 leading train in Fargo, North Dakota on April 17, 1981. Number 7927 is a SD40-2 built by Electro-Motive Division (EMD), builder's number 786252-60. Owned by the Colorado & Southern (C&S). Photo by Al Christianson.

Burlington Northern 7927 leading train in Fargo, North Dakota on April 17, 1981. Number 7927 is a SD40-2 built by Electro-Motive Division (EMD), builder's number 786252-60. Owned by the Colorado & Southern (C&S). Photo by Al Christianson.