Lift-Fan VTOL Jet: Ryan XV-5 Vertifan: "XV-5A Program Progress Report #4" 1963 Ryan-US Army

more at http://scitech.quickfound.net/ Ryan XV-5A Vertifan VTOL jet development progress report on the for the US Army. Also see XV-5A Progress Report #5: http://youtu.be/QvoGqi6dtbo Public domain film produced by the contractor for the US Government, slightly cropped to remove uneven edges, with the aspect ratio corrected, and mild video noise reduction applied. The soundtrack was also processed with volume normalization, noise reduction, clipping reduction, and/or equalization (the resulting sound, tho

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