



CRANBERRY DISEASES 



A Thesis submitted to the Faculty of Graduate 

 Studies of the George Washington University 

 in part satisfaction of the requirements 

 for the degree of Doctor of Phi- 

 losophy, June, 1906. 



BY 



CORNELIUS LOTT SHEAR, B. S., A. M., Ph. D 





WASHINGTON, D. C. 

 1907 



