Burlington Northern Class SD9 Number 6108 and SD7 Number 6016 passing under a signal bridge with freight cars at Minneapolis, Minnesota on February 9, 1982. Photo by Al Christianson. Number 6108 was built by Electro-Motive Division in May, 1956 as Great Northern Number 581, Builder Number 21249. Number 6016 was built by Electro-Motive Division in May 53 as Great Northern Number 566, Builder Number 17897. It was retired in September, 1983.

Burlington Northern Class SD9 Number 6108 and SD7 Number 6016 with freight cars at Minneapolis, Minnesota on February 9, 1982. Photo by Al Christianson. Number 6108 was built by Electro-Motive Division in May, 1956 as Great Northern Number 581, Builder Number 21249. Number 6016 was built by Electro-Motive Division in May 53 as Great Northern Number 566, Builder Number 17897. It was retired in September, 1983.

Burlington Northern Class SD9 Number 6113, F9B Number 773 and an unidentified Burlington Northern Class F-unit at Tilden Junction, Minnesota on July 4, 1981. Photo by Al Christianson. Number 6113 was built by Electro-Motive Division in January 1957 as Great Northern Number 586, Builder Number 22488. Number 773 was built by Electro-Motive Division in February 55 as Northern Pacific Number 7007C, Builder Number 20327. It was retired in April, 1982

Burlington Northern Class SD40-2 Number 6377, built April 1974; SD40-2 Number 6801, (former Number 6341, built March 1973); SD40-2 Number 8162, built July 1980; Fridley, Minnesota with a freight on August 11, 1981. Photo by Al Christianson.

Burlington Northern Class SDP40 Number 6394, (former Great Northern Number 320); SD45 Number 6483, built August 1970; SD40-2 Number 8130, built June 1980; at grade crossing in Breakenridge, Minnesota with a freight on March 11, 1981. 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 Class SD45 Number 6491, built August 1970; SD40-2 Number 6366, built November 1976; passing Newport interlocking at Newport, Minnesota on April 6, 1981. Photo by Al Christianson.

Burlington Northern Class SD45 Number 6547, built November 1971; SD45 Number 6557, built December 1971; SD40-2 Number 8147, built July 1980, and an SD40-2, number unknown; with a piggyback freight at Dilworth, Minnesota on March 14, 1981. Photo by Al Christianson.

Burlington Northern Class F45 Number 6617, built August 1970; SD40-2 Number 7889, built May 1979; at Minneapolis, Minnesota on November 15, 1980. Photo by Al Christianson.

Burlington Northern Class F45 Number 6617, built August 1970; SD40-2 Number 7889, built May 1979; at Minneapolis, Minnesota on November 15, 1980. Photo by Al Christianson.