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 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 SD24 Number 6252, (former Burlington Number 512); a leased Precision SD18m Number 1809; and a leased Precision SD18m Number 184* at Dayton's Bluff, Minnesota with Conrail covered gondola in 1979. Photo by Al Christianson.

Burlington Northern Class SD40 Number 6342, (former Colorado and Southern Number 882); a U33C, number unknown, (former Chicago, Burlington and Quincy, number unknown); and an SD40-2, number unknown; passing Coon Creek train order office at Minneapolis, Minnesota with a westbound freight on February 7, 1981. 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.

Burlington Northern SD40-2 Number 6729, built March 1976; two SD40-2 numbers unknown; at Saint Paul, Minnesota with westbound empty coal hoppers on October 5, 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 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 GP5 Number 1355, former Great Northern Number 905; F7B Number 717, former Northern Pacific Number 6009B; F7B Number 645, former Great Northern Number 314B; F7A number unknown; with freight in Fergus Falls, Minnesota on September 20, 1980. Photo by Al Christianson.

Burlington Northern GP10 Number 1403, former Burlington Northern Number 1546 rebuilt July 1974 from former Great Northern GP7 Number 646; GP38-2 Number 2094, built November 1974; GP20 Number 2001, former Great Northern Number 2001; with westbound freight at Coon Rapids, Minnesota on March 22, 1981. Photo by Al Christianson.