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Correcting engine tests for humidity (1929)
NASA Technical Reports Server (NTRS) · leaf 13
Fig.-l N.A.C.A. Technical Note No.309 CQ O O &D15 … Water vapor pressure,mm Hg. Fig.l Effect of Humidity on engine performance.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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