POLAR PROBLEMS 



A J HODGEMAN OECT 



17 O East lao West 



Fig. 4 — A complete Antarctic cyclone from a chart by the Commonwealth Meteorological Bureau 

 for April 12, 1913. (From Sir Douglas Mawson's "The Home of the Blizzard," London, [1915], Vol. 2, 

 p. 142.) 



somewhat similar type were charted, showing that the larger Antarctic 

 cyclones move to the east about latitude 60° and are so large at times 

 that they extend from Tasmania to Antarctica. The normal weather 



