ORGANIZATION OF THE 
UNITED STATES DEPARTlvrENT OF AGRICULTURE 
September 30, 1925 
Secretary of Agriculture W. M. Jardine. 
Assistant Secretary R. W. Dunl ap. 
Director of Scientific Work 
Director of Regulatory Work Walter G. Campbell. 
Director of Extension Work C. W. Warburton. 
Director of Information Nelson Antrim Crawford, 
Director of Personnel and Business Adminis- 
tration W. W. Stockberger. 
Solicitor R. W. Williams. 
WeatJier Bureau Charles F. Marvin, Chief. 
Bureau of Agricultural Economics Thomas P. Cooper, Chief. 
Bureau of Animal Industry John R. Mohler, CAie/. 
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, CAie/. 
Bureau of Dairying C. W. Larson, Chief. 
Fixed Nitrogen Research Laboratory F. G. Cottrell, Director. 
Office of Experiment Stations E. W. Allen, Chief. 
Office of Cooperative Extension Work C. B. Smith, Chief. 
Library Cl aribel R. B arnett, Librarian. 
Federal Horticultural Board C. L. Marlatt, Chairman. 
Insecticide and Fungicide Board J. K. Haywood, Chairman. 
Packers and Stockyards Administration John T. Caine, in Charge. 
Grain Futures Administration J. W. T. Duvel, In Charge. 
This bulletin is a contribution from 
Bureau of Plant Industry William A. Taylor, Chief. 
Office of Cereal Investigations Carleton R. Ball, Senior Agrono- 
mist in Charge. 
219 
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