000004834 000__ 00707cam\a2200217W\\4500 000004834 001__ 4834 000004834 005__ 20210512005324.0 000004834 008__ 750729s1975\\\\dcud\\\\\\\\\f00010\eng\d 000004834 035__ $$a(OCoLC)ocm01486834 000004834 035__ $$a4834 000004834 040__ $$cUDI$$dOCL$$dISE 000004834 049__ $$aISEA 000004834 0860_ $$aI 69.9:1018 000004834 090__ $$aTN295$$b.U58 no.1018 000004834 1001_ $$aMason, W. A. 000004834 24510 $$aElectrical hazards in underground bituminous coal mines /$$cby W. A. Mason. 000004834 260__ $$a[Washington] :$$bMining Enforcement and Safety Administration,$$c[1975] 000004834 300__ $$a5 p. :$$bcharts ;$$c27 cm. 000004834 4900_ $$aInformational report - Mining Enforcement and Safety Administration ; IR1018 000004834 650_0 $$aElectricity in mining. 000004834 650_0 $$aMine accidents. 000004834 85200 $$bgen$$hTN295$$i.U58$$ino.1018 000004834 909CO $$ooai:library.usi.edu:4834$$pGLOBAL_SET 000004834 980__ $$aBIB 000004834 980__ $$aBOOK