01299nam 2200385I 450 991070710040332120180627141211.0(CKB)5470000002460479(OCoLC)1034010853(EXLCZ)99547000000246047920180504d1950 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierDevelopment of a mobile compressor and utility station /Fred D. Wright and Homer Ballinger[Washington, D.C.] :United States Department of the Interior, Bureau of Mines,1950.1 online resource (4 pages) illustrationsReport of investigations / United States Department of the Interior, Bureau of Mines ;4709"July 1950."Includes bibliographical references.Air-compressorsOil-shalesAir-compressors.Oil-shales.Wright Fred D.1393608Ballinger Homer J.United States.Bureau of Mines,GPOGPOBOOK9910707100403321Development of a mobile compressor and utility station3449879UNINA