Engine No. 801 was built by the Baldwin Locomotive Works at Philadelphia.  It was assembled by the Mechanical forces at Anchorage and placed in service on August 24, 1932 and was used to haul freight trains.  It is a Mountain (4-8-2) type freight locomotive equipped with Type "A" super-heater, stoker, three thermic syphons, power reserve, booster and had a vestibule cab.  It was larger and heavier than the 700 Class freight engines placed in service on 1927 and 1929.
The photo above shows No. 801 after a wreck at Nenana, 1950.
Photographer courtesy of Albert W. Bailey