| UP 4003, 4002, 4008, and 4019 congregate at the coal tower in Rawlins. After 1957, Rawlins was not used as a regular terminal for steam power. UP 1441, an F3A, will replace the Big Boys in service over the Wasatch Range completely in the next two years. Obtained from Union Pacific Steam: Big Boy Portraits (Bush, Ehernberger) |