-^d- 



SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOLUME 82. NUMBER 6 



THE PAST CLIMATE OF THE NORTH 

 POLAR REGION 



BY 

 EDWARD W. BERRY 



The Johns Hopkins University 



(Publication 3061) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



APRIL 9,1930 



