Archive image from page 61 of The depths of the ocean. The depths of the ocean : a general account of the modern science of oceanography based largely on the scientific researches of the Norwegian steamer Michael Sars in the North Atlantic depthsofoceangen00murr Year: 1912 32 DEPTHS OF THE OCEAN such precision, that it may be considered quite the equal of any system adopted by subsequent expeditions. Sigsbee relates that he made one day, off Havana, between 7 and 5 , as many as ten hauls with the dredge at depths varymg from

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