Noise test report
Subtitle: hand-held pneumatic rotary drill
By: by Robert R. Stein and William W. Aljoe.
Contributors: Aljoe, William W.
Series: Report of investigations (United States. Bureau of Mines) -- no.9269.
Publisher: Dept. of the Interior
Published: 1989
Place of publication: Washington, DC
Language: eng
Number of pages: 11
Subjects: Rotary percussion drills -- Noise; Pneumatic tools -- Noise
Notes:  89600040  t_oclc

Bibliogr.

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