Delivered to American as NC21793 in 1940. To the USAAF as C-49H 42-57506 in 1942. Returned to American as NC21793 in 1944, N21793 after 1948. To Trans Alaska in 1949 then to Queen Charlotte Airlines as CF-HCF in 1953. Later to Pacific Western. Reregistered as CF-PWH in 1959. Withdrawn from use at Terrace, BC in 1973. Moved to Cloverdale in 1987 then to the Canadian Museum of Flight and Transportation by 1998.