NASA technical note TN (series). D-5270. Flight investigation of lightweight helicopter to study feasibility of fixed-collective-pitch autorotations [with reference]; by Robert J. Pegg.
Publication Title:
Flight investigation of lightweight helicopter to study feasibility of fixed-collective-pitch autorotations [with reference]; by Robert J. Pegg.
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NASA technical note TN (series). D-5270. Flight investigation of lightweight helicopter to study feasibility of fixed-collective-pitch autorotations [with reference]; by Robert J. Pegg.