A study of methods to predict and measure the transmission of sound through the walls of light aircraft
Subtitle: semi-annual status report:reporting period 5/15/87-11/15/87
By: submitted by: R.J. Bernhard, principal investigator, J.S. Bolton, assistant professor.
Contributors: Bolton, J. S.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- 182656.; NASA contractor report -- NASA CR-182656.
Publisher: Purdue University; National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1988
Place of publication: West Lafayette, Ind; [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Sound -- Transmission.
Notes: Distributed to depository libraries in microfiche.

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