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Characteristics of an Airfoil as Affected by Fabric Sag (1932)
NASA Technical Reports Server (NTRS) · leaf 8
N.A.C.A. Technical iNote No. 428 ^20- CD O x: 10- J. ^ ^0 10 ^'O 30 40 50 60 70 80 90100 … a, angle of attack^ deg^rees Airfoil: Gott.387 R.R : 3,160,000 Size: 5"by30" Vel.(ft/sec):69 Press, fst'n'd.atm.): 20.8 Date: May 1932 Where tested:L.M.A.L. TestrV.D.T. 829,830,841,842 Results corrected for tunnel-wall effect Fig". 3a Comparison of airfoils having smooth and sagged surfaces.NASA Technical Reports Server (NTRS)
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