BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, Beverly T. Galloway. 

 Assiatant Chief of Bureau, William A. Tatlob. 

 Editor, J. E. Rockwell. 

 Chief Clerk, James E. Jones. 



Laboratory of Plant Pathology. 



SCIENTIFIC staff. 



Erwin F. Smith, Pathologist in Charge. 



nt. 



„ ^__^ logist. 



A!"wTGiampretro, Assistant Physiologist. _ ^ , t, c • f-a. a .oj»/„^», 



Nellie A. Brown, Lucia McCuUoch, and Mary Katherlne Bryan, Scientific Assistants. 



R. E. B. McKenney, Special Agent. 

 Florence Hedges, Assistant Pathologist. 



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