Evaluation of muff type hearing protectors as used in the mining industry
By: by Dennis A. Giardino and George Durkt, Jr
Contributors: Durkt, George; United States. Mine Safety and Health Administration
Series: Informational report -- 1222; Informational report (United States. Mine Safety and Health Administration) -- 1222
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration
Published: 1994
Place of publication: [Arlington, Va.?]
Language: eng
Format: Microform
Number of pages: 21
Subjects: Internal combustion engines -- United States -- Mufflers -- Testing; Noise control -- United States -- Equipment and supplies -- Testing; Mine safety -- United States -- Equipment and supplies -- Testing
Notes: Distributed to depository libraries in microfiche

Shipping list no.: 94-0838-M

"June 1994."

Includes bibliographical references (p. 20-21)

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1994] 1 microfiche : negative