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A study of autogiro rotor-blade oscillations in the plane of the rotor disk (1936)

NASA Technical Reports Server (NTRS) · leaf 16

An illustration from A study of autogiro rotor-blade oscillations in the plane of the rotor disk, 1936, leaf 16

NASA Technical Reports Server (NTRS)

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

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