Paul,
All of the old NACA reports are at
naca.central.cranfield.ac.uk/reports
David Josephson
Somehow that link got mangled, corrected above.
David Josephson
That link gets me nothing but trimming off the /reports part works.
From there you can get the PDF of any of the reports created from
1917 through 1958.
http://naca.central.cranfield.ac.uk/
Mark LaPierre
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