Potential reduction of en route noise from an advanced turboprop aircraft
By: James H. Dittmar.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 103635.
Publisher: National Aeronautics and Space Administration; For sale by the National Technical Information Service
Published: 1990
Place of publication: [Washington, DC]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Airplanes -- Turbine-propeller engines.; Noise control.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1991. 1 microfiche.