For the those lacking imagination - the 'Thrust SSC' supersonic car which used two RR Spey engines:
Thrust SSC | Flickr - Photo Sharing!
Even with a vivid imagination, my record was only 195kts during takeoff with O/W jugs at a 6000ft alt airfield in Iran!
You could ponder the ground speed at the time as well as what the squadron was doing in that part of the world.
Open House – currently on ‘Atlantic’ time.