00897cam a22002651  4500001001300000003000400013005001700017008004100034010001700075035001900092040003500111042001200146050003900158110003200197245005300229260001900282300002500301490007000326504005300396504003000449650001500479650002300494810009700517999001700614l  32000034 DLC20260227111533.0781108s1931    sz            000 0 eng c  al  32000034   a(OCoLC)4356717  aU.S. Dept. of LaborcCoDUdDLC  apremarc00aHD4813b.I4 ser. F, 2d sect. no. 52 aInternational Labour Office10aSafety in the manufacturae and use of acetylene.  aGeneva,c1931.  a xii, 188 p.c24 cm.1 aIts Studies and reports, Series F, second section (Safety)vno. 5  aAt head of title: International labour office...  aBibliography: p. 186-188. 0aAcetylene. 0aIndustrial safety.2 aInternational Labour Office.tStudies and reports, Series F, second section (Safety)vno. 5.  c36051d36051