Burlington Northern GP7 Number 1550, former Great Northern Number 650; SD7 Number 6049, former Burlington Number 401; GP9 Number 1867, former Northern Pacific Number 244; in Minneapolis, Minnesota pulling freight on February 22, 1982. Photo by Al Christianson.

Burlington Northern GP10 Number 1409, former Great Northern Number 609; GP10 Number 1410, former Great Northern Number 639; light engine move through Hoffman Avenue interlocking in Daytons Bluff, Minnesota on April 14, 1981. Maintenance base ƒ??MPLS Junctionƒ? for Number 1409. 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.

Burlington Northern GP10 Number 1403, GP38-2 Number 2094 and an unidentifed GP20 lead a manifest on March 22, 1981. Photo by Al Christianson.

Burlington Northern GP10 Number 1403 and two unidentified GP locomotives lead a manifest on March 22, 1981. 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 GP5 Number 1355, former Great Northern Number 905; 3 unidentified F units in Fergus Falls, Minnesota on September 20, 1980. Photo by Al Christianson.

Burlington Northern SD40-2 Number 6742, built March 1976; at Saint Paul, Minnesota on November 17, 1980. Photo by Al Christianson.

Burlington Northern SD40-2 Number 6729, built March 1976; two SD40-2 numbers unknown; moving under the 7th Street overpass in Saint Paul, Minnesota with westbound empty coal hoppers on October 5, 1980. Photo by Al Christianson.