Delivered new to the UK register as G-BAZA in Oct 1973 as a model 400B. Converted to a F400B in 1984. To the USA as N4759D on 11 May 1984. To N121VA in Sep 1991. To N121VF in Aug 1993. To N800JT on Jan 1994. To N63EM on 26 Jun 1998. Registration cancelled on 16 Feb 2017 as broken up.