Alaska 1074 RF1: This unit started life as a RSD1 (ex-ARR RSD1 1024; nee US Army 8036)  in 1943.  The ARR acquired it in 1950.  It was retired 1966-67 and scrapped in 1973.  This photo is of a northbound passenger train at the Anchorage Depot on June 26, 1951.