Evaluation of a signaling and warning system for underground mines / Ronald S. Conti and Robert G. Yewen.

Author/creator Conti, Ronald S.
Other author Yewen, Robert G.
Other author Pittsburgh Research Laboratory (National Institute for Occupational Safety and Health)
Format Microform
Publication InfoPittsburgh, PA : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Pittsburgh Research Center, 1997.
Description17 pages : illustrations ; 28 cm.
Subjects

SeriesReport of investigations ; 9641
Report of investigations (National Institute for Occupational Safety and Health) ; 9641. ^A432211
General noteShipping list no.: 98-0809-M.
General note"May 1997."
Bibliography noteIncludes bibliographical references (p. 15-16).
Reproduction noteJoyner- Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., [1998] 1 microfiche : negative.
GPO item number0499-F-20 (MF)
Govt. docs number HE 20.7131:9641 HE 20.7130:9641