Sir Napier Shaw, during a lecture at Cambridge, likened the atmosphere to a great steam engine. The boiler was the warm surface of the earth and sea; the condenser by which ths aerial lakes were fed, which 'supplied us with rain, were some cold surfaces in the Polar regions and the great mountains, but principally tho cold regions of the upper air. lhe mammoth fly-wheel was made- up partly of the normal winds and partly of tho semi-permanent cyclonic depressions, which produced great circulations.
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Dominion, Volume 14, Issue 280, 20 August 1921, Page 5
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84Untitled Dominion, Volume 14, Issue 280, 20 August 1921, Page 5
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