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Originally Posted by NZtyphoon

Just for interest here is what the NACA engineer (William Hewitt Phillips)
who compiled the report on the Spitfire VA


later wrote about the stability of many of the fighters tested, including the Spitfire:




(from NACA Monographs in Aerospace History Number 12)

If Crumpp wants to continue with his time wasting obsession over the Spitfire's elevators that's fine - it gives him something to do. There are more important issues to deal with, mainly the shortfalls in relative performance.

Incidentally the NACA report on the control characteristics of the Hurricane is available here

Nice post!