Amtrak diesel locomotive 305 at Salt Lake City, Utah on September 13, 1985. Amtrak 305 leads train number 6 at the Rio Grande Station in Salt Lake City UT in 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 305 at Salt Lake City, Utah on September 13, 1985. Amtrak 234 also visible in the photo. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 305, an F40PH EMD SN 786140-6 at Salt Lake City, Utah on September 13, 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 305 leads train number 26 at Salt Lake City, Utah on September 13, 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 313 at Provo, Utah on September 14, 1985. Amtrak 313 and 367 lead train 6 at Provo in 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotives, passenger train

Amtrak passenger train number 6 at Provo, Utah on September 14, 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Denver & Rio Grande Western Railroad diesel locomotive 3106 and 3079 with a freight train at Provo, Utah in 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Denver & Rio Grande Western Railroad diesel locomotive 3117 at Provo, Utah on September 14, 1985. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Denver & Rio Grande Western Railroad steam locomotive 223 on display at Salt Lake City, Utah on September 13, 1985. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive