File:Variable Density Wind Tunnel, balance, NACA report No 227 with text.png

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Français : Balance interne de la soufflerie à densité variable du NACA à Langley
Date 1927, Reprint of REPORT No 227, originally published FEBRUARY, 1926
Source "THE VARIABLE DENSITY WIND TUNNEL OF THE NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS", by MAX M. MUNK and ELTON W. MILLER, NACA REPORT No. 227, [1].
Author Unknown authorUnknown author

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