01370nam 2200385 450 991070683860332120180308132913.0(CKB)5470000002459083(OCoLC)1027967061(EXLCZ)99547000000245908320180308d1967 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierStress ellipsoid determination in a rock-burst-prone area at a 4,000-foot depth, Galena Mine, Wallace, Idaho /by Robert W. Ageton[Washington, D.C.] :U.S. Department of the Interior, Bureau of Mines,1967.1 online resource (32 unnumbered pages) illustrationsReport of investigations ;6997"August 1967"--Cover.Errata sheet inserted.Includes bibliographical references (page 17).Rock pressureMining engineeringRock pressure.Mining engineering.Ageton Robert W.1391259United States.Bureau of Mines,GPOGPOBOOK9910706838603321Stress ellipsoid determination in a rock-burst-prone area at a 4,000-foot depth, Galena Mine, Wallace, Idaho3444891UNINA