ORGANIZATION OF THE UNITED STATES DEPARTMENT OF AGRICULTURE.
Reading edition
Secretary of Agriculture Henry C. Wallace.
Assistant Secretary C. W. Pugsley.
Director of Scientific Work E. D. Ball.
Director of Regulatory Work ——.
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 Walter G. Campbell, Acting 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.
Fixed Nitrogen Research Laboratory F. G. Cottrell, Director.
Division of Accounts and Disbursements A. Zappone, Chief.
Division of Publications Edwin C. Powell, Acting Chief.
Library Claribel R. Barnett, Librarian.
States Relations Service A. C. True, Director.
Federal Horticultural Board C. L. Marlatt, Chairman.
Insecticide and Fungicide Board J. K. Haywood, Chairman.
Packers and Stockyards Administration Chester Morrill, Assistant to the Secretary.
Grain Future Trading Act Administration
Office of the Solicitor R. W. Williams, Solicitor.
This bulletin is a contribution from the—
Bureau of Biological Survey E. W. Nelson, Chief.
Division of Food Habits Research W. L. McAtee, in Charge.
ADDITIONAL COPIES OF THIS PUBLICATION MAY BE PROCURED FROM THE SUPERINTENDENT OF DOCUMENTS GOVERNMENT PRINTING OFFICE WASHINGTON, D. C. AT 5 CENTS PER COPY
PURCHASER AGREES NOT TO RESELL OR DISTRIBUTE THIS COPY FOR PROFIT.—PUB. RES. 57, APPROVED MAY 11, 1922