STUDIES ON BACTERIUM CCLI 

 CLOSELY RELATED FORMS 



BY 



MAX LEVINE 



THESIS 



Submitted in Partial Fulfillment of the Requirements 

 for the Degree of 



DOCTOR OF PHILOSOPHY 

 IN BACTERIOLOGY 



In 



THE GEADUATE SCHOOL 



of the 



UNIVEESITY OF IOWA 

 1922 



