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Superchargers (1931)

NASA Technical Reports Server (NTRS) · leaf 29

An illustration from Superchargers, 1931, leaf 29
N.A.C.A. Technical Memorandum No.631 Figs. 5,6 Clutch cast

NASA Technical Reports Server (NTRS)

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

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