Wye it is - I did notice it was last in the list, but it was the only clue I could come up with
Here's the first image in a modern context.
It is surprising how little is left of the WWI aerodromes in this country. Although looking at that 1940 overhead, looks like one of the flight sheds might still remain.
So Terry has it, but as India Four Two was the clue, he has control.