01580oam 2200409I 450 991070566800332120170516090133.0(CKB)5470000002451715(OCoLC)986528923(OCoLC)995470000002451715(EXLCZ)99547000000245171520170510d1943 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierUse of wetting agents in reducing dust produced by wet drilling in basalt /by John A. JohnsonWashington, D.C. :U.S. Department of the Interior, Bureau of Mines,1943.1 online resource (44 unnumbered pages) illustrationsR. I. ;3678At head of title: United States Department of the Interior, Bureau of Mines.As of 05/10/2017, GPO could not validate the distribution status of this title for the FDLP.Mines and mineral resourcesDust controlUnited StatesMines and mineral resourcesDust controlfastUnited StatesfastMines and mineral resourcesDust controlMines and mineral resourcesDust control.Johnson John A(John Albert),1896-1398682United States.Bureau of Mines,GPOGPOGPOBOOK9910705668003321Use of wetting agents in reducing dust produced by wet drilling in basalt3462429UNINA