Seen landing on runway 26 at Luton Airport. Delivered new to TWA on lease as N792TW on 02 Aug 1961. To Northwest Airlines as N731US on 21 Sep 1962. To Monarch Airlines as G-AZKM on 25 Jan 1972. To Jet 24 as N2464K in Apr 1983. To the KC-135E programme 21 Jun 1983 for spare parts reclamation. Scrapped at Tucson in Jun 1991.