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Tests of six symmetrical airfoils in the variable density wind tunnel (1931)

NASA Technical Reports Server (NTRS) · leaf 26

An illustration from Tests of six symmetrical airfoils in the variable density wind tunnel, 1931, leaf 26
0 .2 .U .6 .C 1.0 1.2 1,H 1.6 l.g Pig. 9 Increase of profile drag with lift coefficient.

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