00900cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040004200111042001200153050002400165110003300189245014500222260004900367300001800416500011300434650002000547650001300567711006100580999001700641l  31000062 DLC20260227111533.0790709s1930    sz           i100 0 eng c  al  31000062   a(OCoLC)5151548  aLibrary, U.S. Dept of LaborcOCldDLC  apremarc00aHD5119.M6bI5 1930a2 aInternational Labour Office.10aHours of work in coal-mines.bItem III on the agenda. Enquiry into the lignite industry in Europe. Survey of the replies of the governments.  aGeneva,bInternational labour office,c1930.  a88 p.c21 cm.  aAt head of title: Report III. Supplement. International labour conference. Fourteenth session. Geneva, 1930. 0aHours of labor. 0aLignite.2 aInternational labor conferencen(14th :d1930 :cGeneva)  c36013d36013