SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 87, NUMBER 18 



IRoebUno jFunb^ nov 20 193: 

 SUN SPOTS AND WEATHER 



BY 



G. G. ABBOT 

 Secretary, Smithsonian Institiition 



(Publication 32261 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



NOVEMBER 20, 1933 



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