Cover image for Acoustic radiation patterns for a source in a hard-walled unflanged circular duct
Title:
Acoustic radiation patterns for a source in a hard-walled unflanged circular duct
Author:
Holm, Raymond G. (Raymond Gust)
Publication Information:
Washington, D.C. : National Aeronautics and Space Administration ; [Springfield, Va.] : [For sale by the National Technical Information Service], 1973.
Physical Description:
18 pages : illustrations ; 27 cm.
General Note:
Cover title.

Prepared at Langley Research Center.
Language:
English
Added Corporate Author:
Format :
Book

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TL507 .U565 D7356-7363 D7360 Adult Non-Fiction Central Closed Stacks-Non circulating
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