THE CLIMATIC FACTOR 



AS ILLUSTRATED IN AEID AMERICA 



BY 



ELLSWORTH HUNTINGTON 



Assistant Professor of Geography at Yak UiiwersUi/ 

 WITH CONTRIBUTIONS BY 



CHARLES SCHUCHERT, ANDREW E. DOUGLASS, 

 AND CHARLES J. KULLMER 



WASHINGTON, D. C. 

 Published by the Carnegie Institution of Washington 



1914 



