. The Earth beneath the sea : History. Ocean bottom; Marine geophysics. -6000 \ ^ . 7000 F' -7C^ V B' \ A :j â¢^â6000 -f I r 1 9000 / '\â9000 --, f V \/ G' A /k i \ 10,000â>»i«â -/. CROSSING NEARLY PARALLELS TRENCH AXIS J' 'NV 9500 _/^ â â 'J Fig. 4. Cross-sections of the Philippine Trench traced from ^irang'ej- Precision Depth Recorder tapes. Sounding scales corrected after Matthews (1939). (See Fig. 3 for location of the sections.) Note:âSince a wide-beam sounder was employed, many side echoes appear as early, late or faint returns. The upper surface, ordinarily accepted as th
. The Earth beneath the sea : History. Ocean bottom; Marine geophysics. -6000 \ ^ . 7000 F' -7C^ V B' \ A :j â¢^â6000 -f I r 1 9000 / '\â9000 --, f V \/ G' A /k i \ 10,000â>»i«â -/. CROSSING NEARLY PARALLELS TRENCH AXIS J' 'NV 9500 _/^ â â 'J Fig. 4. Cross-sections of the Philippine Trench traced from ^irang'ej- Precision Depth Recorder tapes. Sounding scales corrected after Matthews (1939). (See Fig. 3 for location of the sections.) Note:âSince a wide-beam sounder was employed, many side echoes appear as early, late or faint returns. The upper surface, ordinarily accepted as the sounding trace, is actually the envelope of minimum reflection times. 15âs. m. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hill, M. N. (Maurice Neville), 1919-. New York : Interscience Pub.
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Keywords: ., bookcentury1900, bookcollectionbiodivers, booksubjectoceanbottom
