Walker, Daniel A.2021-09-132021-09-131971http://hdl.handle.net/10125/76134Body-wave data from 60 earthquakes recorded on hydrophones at Midway, Wake, and Eniwetok and from 100 earthquakes recorded on seismographs at Midway, Wake, and Marcus indicate the following for the Northwestern Pacific Basin area: Observed times of P-waveSeismometryEarth (Planet)--Mantle.Seismometry.Oceanic mantle phases recorded on hydrophones and seismographs in the northwestern Pacific at distances between 7° and 40°Thesis