ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE 
June 19. 1925 
Secretary of Agriculture W. M. Jardixe. 
Assistant Secretary R. W. Duxlap. 
Director of Scientific Work E. D. Ball. 
Director of Regulatory Work Walter G. Campbell. 
Director of Extension Work C. W. Warburtox. 
Director of Information Nelsox A. Crawford. 
Director of Personnel and Business Adminis- W. TV. Stockberger. 
tration. 
Solicitor R. TV. Williams. 
Weather Bureau Charles F. Marvin, Chief. 
Bureau of Agricultural Economics Henry C. Taylor, Chief. 
Bureau of Animal Industry Johx R. Mohler, Chief. 
Bureau of Plant Industry William A. Taylor, Chief. 
Forest Service TV. B. Greeley, Chief. 
Bureau of Chemistry C. A. Browne, Chief. 
Bureau of Soils Miltox Whitxey, Chief. 
Bureau of Entomology L. O. Howard, Chief. 
Bureau of Biological Survey E. W. Nelsox, Chief. 
Bureau of Public Roads Thomas H. MacDoxald. Chief. 
Bureau of Home Economics Louise Staxley, Chief. 
Bureau of Dairying C. W. Larsox, Chief. 
Fixed Nitrogen Research Laboratory F. G. Cottrell, Director. 
Office of Experiment Stations E. W. Allex, Chief. 
Office of Cooperative Extension Work C. B. Smith, Chief. 
Library Claribel R. Barxett, Librarian. 
Federal Horticultural Board C. L. Marlatt. Chairman. 
Insecticide and Fungicide Board J. K. Haywood, Chairman. 
Packers and Stockyards Administration Johx T. Caixe, in Charge. 
Grain Futures Administration J. TV. T. Duvel, Acting in Charge. 
This bulletin is a contribution from 
Bureau of Plant Industry William A. Taylor, Chief. 
Office of Dry-Land Agriculture Investir- E. C. Chilcott, Senior Agricidturist 
gations. in Charge. 
20 
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