Union Pacific Railroad diesel locomotive number 3753 at Motanic, Oregon, in 1986. UP 3753 leads 2936 and two other locomotives on an eastbound freight at Motanic Oregon in 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Union Pacific Railroad diesel locomotive number 3435 at Motanic, Oregon, in 1986. UP 3435 and 2433 lead two other units on a freight at Motanic in 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Union Pacific Railroad diesel locomotive number 3124 in helper service at Motanic, Oregon, in 1979. UP 3124 and 2509 help on the rear of UP freight train NP-SE (North Platte-Seattle). Jim is riding the dome car ahead of 2509 on its way to Seattle and Alaska. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train, helper locomotive-.

Amtrak diesel locomotive 395 leads train number 25 at Motanic, Oregon on August 6, 1986. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train