| AT&SF GP7u 1311at Corwith Yard in Chicago, Illinois on an unknown day in October 1979, photo by Chuck Zeiler. Built in November 1953 as AT&SF GP7 2879 (c/n 18896) on EMD Order 6522, it was rebuilt to GP7u and renumbered to 2247 (2nd) in April 1973, renumbered to 1311 (2nd) in January 1977, and became BNSF 3821 on June 5, 1998. |