SEISMIC WAVES ORIGINATING IN THE SUBCRUSTAL LAYER Open PDF Document Details Document Type Technical Report Publication Date Mar 14, 1962 Accession Number AD0281004 Entities Organizations Library of Congress Tags Communities of Interest Counter IED DTIC Thesaurus Topics Bearings Detectors Explosive Charges Explosives Frequency Frequency Shift Gas Bearings Government Procurement Governments Procurement Scientific Research Sedimentary Rocks Seismic Waves Vibration Waves