ORGANIZATION OF 
THE UNITED STATES DEPARTMENT OF AGRICULTURE. 
January "2. 1924. 
Secretary of Agriculture Henry C. Wallace. 
Assistant St en tary Howard M. Gore. 
Director of Scientific Work E. D. Ball. 
Director of Regulatory Work "Walter G. Campbell. 
Director of Extension Work C. W. Warburton. 
Solicitor R. W. William s. 
Weather Bureau Charles F. Marvin , ( 'hief. 
Bureau of Agricultural Economics Henry C. Taylor, Chief. 
Bureau of Animal Industry John R. Mohler, ( 'hief. 
Bureau of Plant Industry William A. Taylor. ( 'hief. 
Forest Service W. B . Greeley, Chief. 
Bureau of Chemistry C. A. Browne, Chief. 
Bureau of Soils Miltok Whitney, ( 'hief 
Bureau of Entomology L. 0. Howard, Chief. 
Bureau, of 'Biological Survey E. W. Nelson, Chief. 
Bureau of Public Roads Thomas H. MacDon ald, Chief. 
Bureau of Home Economics Louise Stanley. 
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 ('. 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. 
Office of Grain Investigations E.G. Boerner, In charge. 
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