Burlington Northern diesel locomotive 806 at Kootenai Falls, Idaho, on August 05, 1971. Number 806 with 5 other units leads a westbound extra train. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 7034 at Sandpoint, Idaho, on August 22, 1984. Burlington Northern 7034 leads an extra east. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6635 at Bonners Ferry, Idaho, on August 04, 1971. Number 6635 is leading train number 197. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6604 between Sandpoint and Bonners Ferry, Idaho, circa 1978. Number 6604, a former Great Northern unit, leads a manifest freight. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6604 at Sandpoint, Idaho, circa 1973. Number 6604 is leading train number 190. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6604 at Sandpoint, Idaho, on August 21, 1970. This is train number 190. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6604 at Sagle, Idaho, on August 21, 1970. Number 6604, an F45, is leading westbound train number 190. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 6604 at Cocolalla, Idaho, on August 21, 1970. Number 6604, an F45, is leading westbound train number 190. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.