Possibly taking the "intake" theme to extremes.......
I don't think so mate, I'm happy to play. I'm sure you will be generous with the clues.
Speaking of which...
A Clark drawing, so very likely British?
Cabin Air. For passengers or just the crew?
Looked at some of his WW2 aircraft drawings, but there is a possibility it's a civil aircraft?
What are the letters missing from ....."
ANTS"....?
That'll do mate.
Cheers. Don't wait up.