Helicopter acoustics
Subtitle: proceedings of an International Specialists Symposium sponsored by the American Helicopter Society, Washington, D.C.; the U.S. Army Research Office, Durham, North Carolina; and the Langley Research Center, Hampton, Virginia, and held at Langley Research Center, May 22-24, 1978
Contributors: Langley Research Center; United States. Army Research Office, Durham, N.C; American Helicopter Society
Series: NASA conference publication ; 2052; NASA conference publication -- 2052
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Office; for sale by the National Technical Information Service
Published: 1978
Place of publication: [Washington]; Springfield, Va
Language: eng
Subjects: Helicopters -- Congresses; Acoustical engineering -- Congresses; Noise control -- Congresses
Notes: Includes bibliographical references