Gear noise, vibration, and diagnostic studies at NASA Lewis Research Center
By: James J. Zakrajsek ... [et al.].
Contributors: Zakrajsek, James J.; United States. Army Aviation Research and Technology Activity.; United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 102435.; AVSCOM technical report -- 89-C-020.; AVSCOM technical report -- 89-C-20.
Publisher: National Aeronautics and Space Administration; US Army Aviation Systems Command, Aviation R&T Activity; For sale by the National Technical Information Service
Published: 1990
Place of publication: [Washington, DC]; [St. Louis, Mo.]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Mechanical engineering.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1990. 1 microfiche.