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Tests of N.A.C.A. airfoils in the variable-density wind tunnel Series 43 and 63 (1931)

NASA Technical Reports Server (NTRS) · leaf 35

An illustration from Tests of N.A.C.A. airfoils in the variable-density wind tunnel Series 43 and 63, 1931, leaf 35

NASA Technical Reports Server (NTRS)

Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.

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