THE 



KANSAS UNIVERSITY 

 SCIENCE BULLETIN. 



Vol. XIII, No. 9— May, 1920. 



CONTENTS : 



Application of Marvin's Periodocrite to Rainfall Periodicity, 



Dinsmore Alter. 



PUBLISHED BY THE UNIVERSITY, 



LAWRENCE, KAN. 



Entered at the post-office in Lawrence as second-class matter. 



9-860 



