_Bureau of Dairy Industry_ O. E. REED, _Chief_.

_Bureau of Entomology_ C. L. MARLATT, _Chief_.

_Office of Experiment Stations_ JAMES T. JARDINE, _Chief_.

_Food and Drug Administration_ WALTER G. CAMPBELL, _Director_
_of Regulatory Work, in Charge._

_Forest Service_ R. Y. STUART, _Chief_.

_Grain Futures Administration_ J. W. T. DUVEL, _Chief_.

_Bureau of Home Economics_ LOUISE STANLEY, _Chief_.

_Library_ CLARIBEL R. BARNETT, _Librarian_.

_Bureau of Plant Industry_ WILLIAM A. TAYLOR, _Chief_.

_Bureau of Plant Quarantine_ LEE A. STRONG, _Chief_.

_Bureau of Public Roads_ THOMAS H. MACDONALD, _Chief_.

_Weather Bureau_ CHARLES F. MARVIN, _Chief_.


U. S. GOVERNMENT PRINTING OFFICE: 1938