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Preliminary Full-Scale Wind-Tunnel Investigation of Wing Ducts for Radiators, Special Report (1938)

NASA Technical Reports Server (NTRS) · leaf 44

An illustration from Preliminary Full-Scale Wind-Tunnel Investigation of Wing Ducts for Radiators, Special Report, 1938, leaf 44

NASA Technical Reports Server (NTRS)

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

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