This Duke was first registered mid-1980 as N3699R. It was reregistered as N99VT in Sep-1991 and in Jan-1994 to N120SP. This was cancelled in Aug-1995 upon registration in Germany as D-INSP. Somewhere between 1999 and 2007 it was converted with winglets.
The 1973 build Beech Duke was a rare type to visit Heathrow back in 1976. It was lost in 2002 when it crashed during an emergency landing at Jesup - Wayne County Airport with the loss of both pilots. Scanned from a slide.