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Experiments with a Model Water Tunnel (1930)
NASA Technical Reports Server (NTRS) · leaf 14
4 N.A.C.A. Technical Note No, 253 Fig, 4 … 800 900 1000 1100 1200 r.p.m. of pump Fig. 4 Characteristics of model water tunnel.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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