Burlington Northern Class F45 Number 6621, built August 1970; SD40-2 Number 6808, built March 1973; an SD45, number unknown; and an SD45, number unknown; passing Hoffman Avenue interlocking at Saint Paul, Minnesota with a westbound freight on February 17 1980. Photo by Al Christianson.

Burlington Northern Class SD40-2 Number 6709, built February 1976; SD40-2 Number 6754, built December 1976; SD40-2 Number 6752, built March 1976; passing Hoffman Avenue interlocking in Saint Paul, Minnesota with eastbound loaded ore jennies on February 10, 1982. Photo by Al Christianson.

Burlington Northern Engineering Drawing: Plan Reference Files, Midway Auto Unloading Foundation, Saint Paul, Minnesota, prepared in 1982. Burlington Northern File Number 1625, Reference Number 10110, Sheet 002.

Burlington Northern Engineering Drawing: Plan Reference Files, Midway Auto Unloading Ramp, Saint Paul, Minnesota prepared in 1982. Burlington Northern File Number 1625, Reference Number 10110, Sheet 001.

Burlington Northern computer center at Saint Paul, Minnesota, on June 20, 1973. Photo by J.M. Fredrickson. Other Subject Classes: computer center.

Burlington Northern computer center at Saint Paul, Minnesota, on June 20, 1973. Photo by J.M. Fredrickson. Other Subject Classes: computer center.

Burlington Northern GP10s headed by 1105 with caboose and covered hoppers in Saint Paul, Minnesota on October 12, 1980. Photo by Al Christianson.

Chicago & North Western Railway steam locomotive 364 at St Paul, Minnesota on May 4, 1948. Photo by Ron Nixon, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive

Chicago Burlington & Quincy passenger train number 26, the eastbound Vista-Dome North Coast Limited, departs St. Paul, Minnesota, on August 21, 1969, led by two E-unit passenger diesel locomotives. Photo by J.M. Fredrickson. Other Subject Classes: passenger train, diesel locomotive, railroad yard

Chicago Great Western Railway diesel locomotive 111A at St Paul, Minnesota on August 21, 1969. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive