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 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 GP10 Number 1409 and GP10 Number 1410 at Dayton's Bluff, Minnesota on April 14, 1981. 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 GP40 Number 3028, former Burlington Number 628; GP40 Number 3002, former Burlington Number 172; SD7 Number 6051, former Burlington Number 403; passing Hoffman Avenue interlocking in Daytons Bluff, Minnesota with eastbound freight on December 1, 1980. Photo by Al Christianson.

Burlington Northern Class SD45 Number 6408, (former Northern Pacific Number 3608); SD40-2 Number 6763, built November 1976; an SD40-2, number unknown; and an SD40-2, number unknown; passing Hoffman Avenue interlocking at Dayton's Bluff, Minnesota with an eastbound freight on December 4, 1980. Photo by Al Christianson.

Burlington Northern SD45 Number 6543, built in November 1971; SD45 Number 6476, built in July 1970; SD45 Number 6454, former Great Northern Number 424; SD40-2 Number 8065, built in November 1979; passing Hoffman Avenue interlocking at Dayton's Bluff, Minnesota with an westbound piggyback freight on February 29, 1982. Photo by Al Christianson.

Burlington Northern SD40-2 Number 6759, built November 1976; SD40-2 Number 6770, built December 1976; three SD40-2 numbers unknown; at Dayton's Bluff, Minnesota with Burlington Northern coal hoppers on October 12, 1980. Photo by Al Christianson.

Burlington Northern SD40-2 Number 6799, built November 1977; SD40-2 Number 6704, built December 1974; SD40-2 Number 6711, built February 1976; SD40-2, number unknown; passing Hoffman Avenue interlocking at Dayton's Bluff, Minnesota with bathtub coal gondolas on June 4, 1981. Photo by Al Christianson.