Burlington Northern Diesel Locomotive, Type SW7 Number 138 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. Photo by Al Christianson.

Burlington Northern GP10 Number 1408, former Great Northern Number 608; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota pulling Soo Line covered hoppers on April 14, 1981. Photo by Al Christianson.

Burlington Northern GP10 Number 1408 with covered hoppers from various railroads at Dayton's Bluff, Minnesota on April 14, 1981. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW7 Number 141 and, Type SW7 Number 138 at Saint Paul, Minnesota on April 8, 1979. 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. 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. Photo by Al Christianson.

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 GP40 Number 3029, former Burlington Number 629; Southern Pacific U33C Number unknown; Union Pacific SD40-2 Number unknown; Union Pacific SD40-2 Number unknown; in Saint Paul, Minnesota with detour piggyback freight on February 16, 1980. Photo by Al Christianson.

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.