01803oam 2200505 450 991071153500332120181114100613.0(CKB)5470000002484703(OCoLC)953211563(OCoLC)995470000002484703(EXLCZ)99547000000248470320160707d1980 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierPuerto Rico seismic network data report of earthquakes located by the programs HYPO71 and HYPOELLIPSE, July 1, 1975-December 31, 1977 /by R.L. Dart [and threee others][Reston, Virginia] :United States Department of the Interior, Geological Survey,1980.1 online resource (iii, 43 pages) illustrationsGeological Survey circular ;821Title from title screen (viewed July 9,2015).Includes bibliographical references (page 5).Seismological stationsPuerto RicoTablesSeismologyPuerto RicoTablesSeismological stationsfastSeismologyfastPuerto RicofastTables.fastSeismological stationsSeismologySeismological stations.Seismology.Dart R. L(Richard L.),1395308Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAGPOBOOK9910711535003321Puerto Rico seismic network data report of earthquakes located by the programs HYPO71 and HYPOELLIPSE, July 1, 1975-December 31, 19773491747UNINA