what is this guy doing
Alan Styles was indeed a Belvedere Pilot on 66 Sqn, one of the Flt Sgt Pilots.
Jack Trigg was a Master Pilot on 103 Sqn flying Whirlwinds.
I was one of the Air Engineers drafted in as Helicopter Crewman on 103 Sqn. I acted as Belvedere Crewman during an exercise to cover for a colleague who had to be medevac back to Seletar. I flew as crew for Alan and the 66 Sqn Cdr - Sqn Ldr Gray.