Union Pacific Railroad 4-6-6-4 Light Challenger Class CSA-2 (cabside class CSA-69) 3815 at North Platte, Nebraska on September 18, 1957, Kodachrome by Dick Rumbolz, Chuck Zeiler collection. Number 3815 was built in August 1937 as 3915 (c/n 68924), renumbered to 3815 in April 1944, off the roster in December 1958. |