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Bi.l20 
APR. 16 
UNITED STATES DEPARTMENT OF AGRICULTURE 
BUREAU or BIOLOGICAL SURVEY 
LETTER OF AUTHORIZATION No. 
Washington, D. C., 

Under authority contained in the Secretary’s letter. No. ’8? Sec., dated 
VEC 
Kily 1, 1916, you are hereby authorized to incur such expenses as may be 
necessary, in accordance with the Fiscal Regulations of the Department, 
for the purpose stated and during the period named below, not to exceed 
A 
i 490.00 ,to be paid from the appropriation "General Expenses, 
Bureau of Biological Survey, 1917." 
fres D. C. m 4. or «• ooeo thorooftor 
M prooilooblf « to Aroolo ondi otfaor point* la forth Carolla*. for th* 
pitrpooo of tnvootifatlas doMf* to laf% oropo hf hlrdo teoA Aovloias aothoio 
of control* Ton oro fnrthor authori*o4 to him t*«spor»r]r M*lotonto 
(•tthjoot to tho mlo* of tho Oloil Sorrloo O«mio*lai)^ pop tor tholr 
■mholotowsf ttod tranoportotlea ohll* la « tr«ml itata*^ to hiro opaelol 
moat of eonvofoao* ohon noototorf^ to pnrehoo* noocoeorp flolil •t^pXios^ 
•aC to iofor oil other noo o ooaiT omponto* la oonAootloa vlth tho ahovo oork. 
Ofm ooaplttln* of thl* verk rotum to T»*htnsl*n« B.O. ^ 
No expense for frieght charges to be incurred hereunder. 
Your permanent heac^uarters will be faohiSfton ^ 0«0« 
Chief, Biological Survey. 
