BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, Beverly T. Galloway. 

 Assistant Chief of Bureau, G. Harold Powell. 

 Editor, J. E. Rockwell. 

 Chief Clerk, James E. Jones. 



Chain Investigations, 

 scientific staff. 



Mark Alfred Carleton, Cercalist in Charge. 



\V. M. Jardine, C. R. Ball, C. W. Warburton, and H. B. Derr, Agronomists. 



E. C. Johnson, Pathologist. 

 C. E. Chambliss, Expert. 



John F. Ross, Farm Superintendent. 



H. F. Blanehard and H. J. C. Umberger, Assistant Agronomists. 



F. R. Babcock, V. L. Cory, F. D. Farrell, and W. G. Shelley, Assistants. 



E. L. Adams, L. C. Burnett, Manley Champlin, E. P. Humbert, J. Mitchell Jenkins, T. A. Kiesselbach, 

 A. A. Potter, and Cecil Salmon, Special Agents. 

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