Knight, Austin Melvin, 1854-1927 · New York, D. Van Nostrand company · leaf 509
a is surrounded by an in-flowing spiral whirl which may or may not take on the con-centrated and intense character with which we commonly asso-ciate the term cyclone. Similarly anti-cyclone defines acondition of affairs in which a descending current of air de-velops into an outward flowing spiral… … WIMOS AND WEATHER 1!26.
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