With three F units, SP hustles Mail Train 39 westward at Tully, Ariz. on Sept. 9, 1964 as a storm brews behind it. The train was received from the Rock Island at Tucumcari, N.M.
In the years after World War II Southern Pacific went from being the most bullish railroad on passenger service to one of its biggest detractors. It continually downgraded service until Amtrak took over what remained.