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Experiments on autorotation (1926)
NASA Technical Reports Server (NTRS) · leaf 15
N.A.C.A. Technical Memorandum Ho.380 Figs.7,8 & 9 0° 100 20° 30° 40° ot Fig.7 Airfoil No.4 … 10O 200 30° 40° or Fig.8 Airfoil Ho.l Y = 18.3m/s 0° 10° 20° Fig.9 Airfoil Ho.lNASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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