Burlington Northern Diesel Locomotive, Type SW9 Number 158 at Saint Paul, Minnesota on April 7, 1979. Number 158 was built by Electro-Motive Division (EMD) in February, 1952 as Northern Pacific Number 117, Builder Number 15686. It was retired in July, 1985. Rear 3/4 view, engineer's side. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW9 Number 158 at Hoffman Avenue in Saint Paul, Minnesota on April 7, 1979. Number 158 was built by Electro-Motive Division (EMD) in February, 1952 as Northern Pacific Number 117, Builder Number 15686. It was retired in July, 1985. Front 3/4 view, engineer's side. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW1200 Number 170 at Minneapolis, Minnesota on April 23, 1979. Number 170 was built by Electro-Motive Division (EMD) in January, 1958 as Northern Pacific Number 170, Builder Number 24034. It was retired in March, 1992. Engineer's side view. Photo by Al Christianson.

Burlington Northern Type U33C Number 5704, former Great Northern Number 2534; leads two unidentified General Electric engines and a westbound freight at Wishram, Washington in 1974. Burlington Northern GP30 in background. Photo by Keith Ardinger.

Burlington Northern Class SD7 Number 6022 with an unidentified business car at Minneapolis, Minnesota on August 14, 1980. Photo by Al Christianson. Number 6022 was built by Electro-Motive Division in April, 1953 as Great Northern Number 572, Builder Number 17903. It was retired in July, 1983. Other subject categories: Business Cars

Burlington Northern Class SD7 Number 6022 with freight cars at Saint Paul, Minnesota on April 7, 1981. Photo by Al Christianson. Number 6022 was built by Electro-Motive Division in April, 1953 as Great Northern Number 572, Builder Number 17903. It was retired in July, 1983.

Burlington Northern Class F45 Number 6613, (former Great Northern Number 440); at Northtown, Minnesota on February 24, 1981. Maintenance base "Havre". Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW7 Number 138 and, Type SW7 Number 141 shoving freight cars at Saint Paul, Minnesota on April 8, 1979. Number 138 was built by Electro-Motive Division (EMD) in March, 1950 as Great Northern Number 166, Builder Number 9572. It was retired in May, 1982. Number 141 was built by Electro-Motive Division (EMD) in March, 1950 as Great Northern Number 169, Builder Number 9575. It was retired in October, 1985. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW7 Number 138 and, Type SW7 Number 141 at Saint Paul, Minnesota on April 8, 1979. Number 138 was built by Electro-Motive Division (EMD) in March, 1950 as Great Northern Number 166, Builder Number 9572. It was retired in May, 1982. Number 141 was built by Electro-Motive Division (EMD) in March, 1950 as Great Northern Number 169, Builder Number 9575. It was retired in October, 1985. Photo by Al Christianson.

Burlington Northern GP10 Number 1409 and GP10 Number 1410 at Dayton's Bluff, Minnesota on April 14, 1981. Photo by Al Christianson.