Cliff - I come up to Liverpool a few times a year - I'd be happy to help you get this down/typed up if that would help you.
Does the name William Hallett mean anything to you? Same vintage as you and also trained outside the UK, though I think he went the fighter route. I asked him (on the Mall on the 60th anniversary of D-Day) where he had been 60 years before.
"In a Spitfire above the beaches of Normandy" It makes the hairs stick up just writing it. Imagine the view, the excitement, the emotions...