ONE of the most puzzling problems of aviation at the present time is to come to any sort of conclusion as to the precise place in the future scheme of things of the type of gyroplane so aptly named “Autogiro” by its inventor.
(1934), "The Place of the Autogiro: The Beginning of an Interesting Stage in Its Development", Aircraft Engineering and Aerospace Technology, Vol. 6 No. 5, pp. 119-120. https://doi.org/10.1108/eb029798
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