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The Twenty-Foot Propeller Research Tunnel of the National Advisory Committee for Aeronautics (1929)
NASA Technical Reports Server (NTRS) · leaf 5
REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS 166'0" … LONGITUDINAL SECTION A, Return passage Sj Guide vanes C} Entrance cone D, Exit cone E, Circulating fan F, Balance G} Test propeller H} Rope drive I, Diesel engines Fig.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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