Cover image for A real-ear field method for the measurement of the noise attenuation of insert-type hearing protectors
A real-ear field method for the measurement of the noise attenuation of insert-type hearing protectors
Title:
A real-ear field method for the measurement of the noise attenuation of insert-type hearing protectors
Author:
Michael, P. L.
Publication Information:
Cincinnati, Ohio : U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health, Division of Biomedical and Behavioral Science ; Washington : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1976.
Physical Description:
177 pages in various pagings : illustrations ; 28 cm.
General Note:
Prepared under contract no. CDC-99-74-63.

Item 499-F-2
Language:
English
Added Author:
Format :
Book