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The Effect of Reduction Gearing on Propeller-body Interference as Shown by Full-Scale Wind-Tunnel Tests (1931)
NASA Technical Reports Server (NTRS) · leaf 9
REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS … Figure 6.—Cabin fuselage J-6 engineNASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
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