Word: chartroom
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Dates: during 1934-1934
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...completed plans for the John Murray Expedition. Last August the Mabahiss, 140-ft. trawler lent by the Egyptian Government, nosed out of an Alexandria dock, slipped through the Suez Canal, down the length of the Red Sea, finally emerged into the Indian Ocean. An echo-recording apparatus in the chartroom measured the time required for the sound to bounce back from the sea floor. With echo-sounding gear Expedition Leader R. B. Seymour Sewell and his staff systematically charted the ocean floor. In the Gulf of Aden they found ten ranges of theretofore unknown submarine hills. On the bottom...