This Pitcairn PAA-1 autogiro was flown at Langley for the NACA investigation of an experimental cantalevered three-bladed rotor. Image # L-05662

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Size: 2220px × 1504px
Photo credit: © ART Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: autogiro, langley, naca, paa-1, pitcairn