An estimate of the noise shielding on the fuselage resulting from installing a short duct around an advanced propeller
By: James H. Dittmar.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 100262.
Publisher: National Aeronautics and Space Administration; For sale by the National Technical Information Service]
Published: 1988
Place of publication: [Washington, DC]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Noise control -- United States.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1988. 1 microfiche.