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Richard-Penhoet commercial seaplane (1927)

NASA Technical Reports Server (NTRS) · leaf 19

An illustration from Richard-Penhoet commercial seaplane, 1927, leaf 19
Figs,4 & .C.A. Aircraft Circular No.35

NASA Technical Reports Server (NTRS)

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

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