UNITED STATES DEPARTMENT OF AGRICULTURE 
BUREAU OF BIOLOGICAL SURVEY 
LETTER OF AUTHORIZATION 
No. »*• 
Washington, D. C . , July 1, 
y- wetmere. 
Under authority contained in the Secretary ' s letter. No. 8 
Sec . , dated July 1, 1915, you are hereby authorized to incur such 
<3 * 
expenses as may be necessary, in accordance with the Fiscal Regu- 
lations of the Department, for the purpose stated and during the 
period named below, not to exceed $ 1,009.00 
to be paid from 
the appropriati on "General Expenses, Bureau of Biological Survey , 
1916 ." (Investigating Disease Of Wild Dusks in Salt Lake Valley) • 
Te perform necessary travel during the fiscal year 1916 in the State of 
Utah, for the purpose of continuing investigation* in relation to the mortality 
among wild duck*,’ which has occurred during the past four or five season*. You 
are further authorised to rent temporary quarter* for carrying on these ^experi- 
ments, to hire temporary assistant® (subject to the rules of the Civil Service 
1© Mission) , to pay for the transportation and subsistence of such assistants, 
to purchase specimen* of duck*, to purchase material for coops, cages, ana 
temporary building for field observations, to purchase field supplies, and to 
incur such other miscellaneous expenses as may bo found necessary in she carrying 
out of this work. Upon completion of your investigations, you are dime ted to 
return to your official station, Washington, D. G* 
Mo expense for freight charges must be incurred hereunder. 
Tour permanent headquarters will be Washington, D. C. 
