Ear-protector ratings /

Bibliographic Details
Main Author:	Tobias, Jerry V., 1929-
Corporate Author:	United States. Office of Aviation Medicine
Other Authors:	Irons, F. Michael
Format:	Government Document Book
Language:	English
Published:	Washington, D.C. : Office of Aviation Medicine, Federal Aviation Administration, [1973]
Subjects:	Ear > Protection > Testing. Deafness, Noise induced > Prevention.
Online Access:	https://purl.fdlp.gov/GPO/LPS81366

Available Online