Form BI-120 
March, id 18 
UNITED STATES DEPARTMENT OF AGRICULTURE 
BUREAU OF BIOLOGICAL SURVEY 
LETTER OF AUTHORIZATION 
323-81 
Washington, D. C. , January 7, 1919* 
Alex We trao re t 
Assistant Biologist* 
Under authority contained in the Secretary's letter, Wo. 8 Sec., 
dated Mfr 1, 1918, you are hereby authorized to incur such expenses as 
may he necessary, in strict accordance with law, the Fiscal Regulations 
of the Department, and the decisions of the Comptroller of the Treasury, 
for the purpose stated and during the period named below, not to exceed 
$ 400*00 , to he paid from the appropriation "General Expenses, 
Bureau of Biological Survey, 1919," (Food Habits of Birds and Hamroals.) 
5o proossd from Washington, D. C., on January 12, 1919, or as soon 
tharsaftor as practicable, to some point in Florida, and to perform 
necessary travel in the States of Florida, Qeorgia, South Carolina, 
Vorth Carolina, and Virginia, for the purpose of securing information 
on the food and feeding habits of pelicans and other birds, and on 
lead poisoning in swans and other species* You are further authorised 
to hire temporary assistants (subject to the rules of the Civil Bervioe 
Conrnlssion) j and to pay for their transportation and subsistence while 
in a travel status} to hire special means of conveyance when necessary; 
to hire launohes and other boats} to hire or purchase necessary camp 
equipment ; to purchase field supplies and natural history speoiciins} to 
pay for necossary repairs to your own fire arms, if damaged while being 
used officially, as a consideration for their use; and to incur such 
other expenses as may be found necessary in carrying out this work. 
Upon completion of this work you will return to Washington, D* C*, 
your offiolal headquarters* 
No expenses for freight charges to he incurred hereunder. 
Your permanent headquarters will be Washington, D* C* 
Aoting 
Chief of Bureau. 
