Built in 1956 as a Beech E18S-9700 and registered as N42E. To N4288 in 1967. Converted to an ATE Westwind I trigear in 1969 then to a Hamilton Westwind III tailgear in 1972. To N4288T in 1979 and N924J in 1980. Operated by Methow Aviation from 1989 to 1991. Still current on the register in 2020.