Transition-flight investigation of a four-engine-transport vertical-take-off airplane model utilizing a large flap and extensible vanes for redirecting the propeller slipstream

Author:	Tosti, Louis P.
Year:	1957
Document Type:	N/A
Series:	NACA Technical Notes
Report Number:	NACA-TN-4131
Link:	https://digital.library.unt.edu/ark:/67531/metadc56691/