H 
UNITED STATES DEPARTMENT OF AGRICULTURE 
BUREAU OF BIOLOGICAL SURVEY 
WASHINGTON , D. C. 
September 18, 1914. 
Mr. Alex Wetmore, 
Ccrinne, Utah. 
Dear Mr. Wetmore: 
In accordance with the provisions of Letter of 
Authorization 71-Bi, dated September 17, 1914, you are 
instructed to proceed, on or about October 1, 1914, from 
the Salt Lake Valley, Utah, to the lakes in San Joaquin 
Valley, California, for the purpose of investigating the 
feeding habits of waterfowl in that section and the nature 
of the disease causirg the death of large numbers of these 
birds. 
If time permits you should as usual collect specimens 
to improve our reference collections. 
On the completion of this work, which will require 
about fifteen days, you should return to the Salt Lake 
Valley, Utah, and resume your investigations in that section. 
Keep this office informed of the dates on vhich you 
commence this work and return to Salt Lake City, in order 
that we can charge your salary and other expenses to the 
proper appropriation. 
