ORGANIZATION OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE. 
October 1, 1923. 
Secretary of Agriculture Henry C. Wallace. 
Assistant Secretary Howard M. Gore. 
Director of Scientific Work E. D. Ball. 
Director of Regulatory WorJ: Walter G. Campbell. 
Director of Extension WorJ: C. W. Warburton. 
Solicitor R. W. Williams. 
Weather Bureau Charles F. Marvin, Chief. 
Bureau of Agricultural Economics Henry C. Taylor, Chief 
Bureau of Animal Industry John R. Mohler, Chief 
Bureau of Plant Industry William A. Taylor, Chief 
Forest Service W. B. Greeley, Chief. 
Bureau of Chemistry C. A Browne, Chief. 
Bureau of Soils. Milton Whitney, Chief. 
Bureau of Entomology L. O. Howard, >Chief. 
Bureau of Biological Survey E. W. Nelson, Chief. 
Bureau of Public Roads Thomas H. MacDonald, Chief 
Bureau of Home Economics Louise Stanley, Chief 
Office of Experiment Stations E. W. Allen, Chief. 
Fixed Nitrogen Research Laboratory F. G. Cottrell, Director. 
Publications L.J. Haynes, In Charge. 
Library Claribel R. Barnett, Librarian. 
Federal Horticultural Board C. L. Marlatt, Chairman. 
Insecticide and Fungicide Board J. K. Haywood, Chairman. 
Packers and Stockyards Administration 1 Chester Morrill, Assistant to the 
Grain Future Trading Act Administration J Secretary. 
This bulletin is a contribution from 
Bureau of Agricultural Economics Henry C Taylor, Chief. 
Division of Hay, Feed, and Seed W. A. Wheeler, in Charge. 
20 
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