Cover image for Description of the VTOL approach and landing technology (VALT) Ch-47 research system
Title:
Description of the VTOL approach and landing technology (VALT) Ch-47 research system
Author:
Kelly, James R.
Publication Information:
Washington, D.C. : National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [Springfield, Va.] : [For sale by the National Technical Information Service], 1979.
Physical Description:
55 pages : illustrations ; 27 cm.
General Note:
"Langley Research Center."
Language:
English
Added Author:
Format :
Book