Archive image from page 319 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 284 DEPTHS OF THE OCEAN among them vertical oscillations of the water-layers and vortex movements. Many things go to prove that these are phenomena of general occurrence. We must picture to ourselves great Ihi' â 'i v_> .y -, 11////

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