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Re: Pterosaur wings

P.S. Jim D. prepared his QN flapping calculations at Paul's request, and
Jim D. has provided me with a copy of them.  It's good work.

James R. Cunningham wrote:

> It was known that it didn't.  Since then, Jim DeLaurier of the
> University of Toronto, a team at the University of Florida, and I have
> all independently done flapping kinematics calculations that both
> confirm that and are in fairly close agreement with one another. The QN
> replica had a very narrow window that would have allowed level flight
> with little margin, but it was not flown within that window, and as a
> practical matter, I'm not sure that it could have been.