. The Earth beneath the sea : History. Ocean bottom; Marine geophysics. 2600 3000 2600 3000 VERTICAL EXAGGERATION 4001 so 56. 0 100 200 300 400 500 600 DISTANCE IN NAUTICAL MILES ECHO SOUNDINGS 800 FM /SEC. 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