SMITHSONIAN MISCELLANEOUS COLLECTIONS 

 VOLUME 111, NUMBER 18 



(End of Volume) 



TREE GROWTH AND RAINFALL— 



A STUDY OF CORRELATION 



AND METHODS 



BY 

 WALDO S. CLOCK 



Macalester College 



(Publication 4016) 



CITY OF WASHINGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



OCTOBER 25, 1950 



