ORGANIZATION OF THE 

 UNITED STATES DEPARTMENT OF AGRICULTURE 



December 1, 1927 



Secretary of Agriculture W. M. Jardine, 



Assistant Secretary R. W. Dunlap. 



Director of Scientific Work A. F. Woods. 



Director of Regulatory W ark Walter G.Campbell. 



Director of Extension C. W. Warburton. 



Director of Personnel and Business Adminis- 

 tration W. W. Stockberger. 



Director of Information Nelson Antrim Crawford. 



Solicitor R. W. Williams. 



Weather Bureau Charles F. Marvin, Chief, 



Bureau of Animal Industry John R. Mohler, Chief. 



Bureau of Dairy Industry C. W. Larson, Chief. 



Bureau of Plant Industry William A. Taylor, Chief. 



Forest Service W. B. Greeley, Chief. 



Bureau of Chemistry and Soils H. G. Knight, Chief. 



Bureau of Entomology C. L. Marlatt, Chief. 



Bureau of Biological Survey Paul G. Redington, Chief. 



Bureau of Public Roads Thomas H. MacDonald, Chief. 



Bureau of Agricultural Economics Lloyd S. Tenny, Chief. 



Bureau of Home Economics Louise Stanley, Chief. 



Federal Horticultural Board C. L. Marlatt, Chairman. 



Grain Futures Administration J. W. T. Duvel, Chief. 



Food, Drug, and Insecticide Administration __ Walter G. Campbell, Director oj 



Regulatory Work, in Charge. 



Office of Experiment Stations E. W. Allen, Chief. 



Office of Cooperative Extension Work C. B. Smith, Chief. 



Library Claribel R. Barnett, Librarian. 



This bulletin is a contribution from 



Forest Service W. B. Greeley, Chief. 



Branch of Research _'__ Earle H. Clapp, Assistant Forester, 



in Charge. 



Office of Economics R. E. Marsh, in Charge. 



16 



ADDITIONAL copies 



OF THIS PUBLICATION MAY BE PROCURED FROM 



THE SUPERINTENDENT OF DOCUMENTS 



U. S. GOVERNMENT PRINTING OFFICE 



WASHINGTON, D. C. 



AT 



5 CENTS PER COPY 



