BUREAU OF PLANT INDUSTRY. 



o) Bureau, BEVERLY T. GALLOWAY. 

 Assistant Ch'uf of Bureau, ALBERT F. WOODS. 

 l-'.diinr, J. E. ROCKWELL. 

 Chief Clerk, JAMES E. JONES. 



INVESTIGATIONS IN FOREST PATHOLOGY. 

 SCIENTIFIC STAFF. 



Haven Metcalf, Pathologist in Charge. 

 George G. Hedgeook and ivrl'-y Spaulding, Pathologist*. 

 Carl Hartley, Scientific Assistant. 



149 



s 







