Evaluation of helicopter noise due to blade-vortex interaction for five tip configurations / Danny R. Hoad.

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Bibliographic Details
Online Access:	Search for the full-text version of this title in HathiTrust
Main Author:	Hoad, Danny R.
Corporate Authors:	United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch, Army Research and Technology Laboratories (U.S.). Structures Laboratory, Langley Research Center
Format:	Government Document Book
Language:	English
Published:	Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [For sale by the National Technical Information Service], 1979.
Series:	AVRADCOM technical report ; 80-B1 NASA technical paper ; 1608.
Subjects:	Acoustical engineering.

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Holdings details from Norlin Library - Government Information - US
Call Number:	NAS 1.60:1608
NAS 1.60:1608	Available Place a Hold