Delivered to United Airlines as N37515 in 1947. Sold in 1968. To Sis-Q Flying Service as N666SQ in 1974 and converted to a firebomber. To Macavia in 1985. Sold in 1991 then to Everts Air Fuel in 1994 and stored at Fairbanks. Donated to Vietnam Veterans Motor Cycle Club in 2009 and moved to North Pole, AK.