01483oam 2200397I 450 991070361590332120150529144935.0(CKB)5470000002433556(OCoLC)907292056(EXLCZ)99547000000243355620150414d1998 ua 0engurmn|||||||||rdacontentrdamediardacarrierExperimental investigations regarding the use of sand as an inhibitor of air convection in deep seismic boreholes /by L. Gary Holcomb, Leo Sandoval, Bob HuttAlbuquerque, New Mexico :Albuquerque Seismological Laboratory,1998.1 online resource (iii, 51 pages) illustrationsOpen-file report ;98-362At head of title: United States Department of the Interior, Geological Survey.Title from title screen (viewed April 13, 2015).Includes bibliographical references (page 23).SeismometersSeismometers.Holcomb L. Gary1382689Sandoval LeoHutt BobAlbuquerque Seismological Laboratory (Geological Survey),GPOGPOGPOBOOK9910703615903321Experimental investigations regarding the use of sand as an inhibitor of air convection in deep seismic boreholes3502485UNINA