Alec Henshaws's "Sigh for a Merlin" is one of my favourite books of all time. A few years ago I had the pleasure of meeting him at a luncheon organised by the Spitfire Association - got him to sign the front page of my logbook
This gentleman used to perform wing overs in Lancs, and when an engineer told him a Lanc couldn't perform a wing over half way through the maneuvre he turned it into a barrel roll
