UNITED STATES NATIONAL MUSEUM 
BUREAU OF AMERICAN ETHNOLOGY 
ASTROPHYSICAL OBSERVATORY 
NATIONAL AIR MUSEUM 
NATIONAL ZOOLOGICAL PARK 
SMITHSONIAN INSTITUTION 
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NATIONAL GALLERY OF ART 
NATIONAL COLLECTION OF FINE ARTS 
FREER GALLERY OF ART 
INTERNATIONAL EXCHANGE SERVICE 
CANAL ZONE BIOLOGICAL AREA 
January 29, 1951 
Dr. Alexander Wetmore, 
Secretary, Smithsonian Institution, 
Washington 2 5, D. C. 
Dear Dr, Wetmore: 
On or about February 1, 1951, you will proceed 
from Washington, D. C. to Miami, Florida, and to 
the Canal Zone and points in Panama. 
Your transportation to the Canal Zone and return 
will be paid under a separate letter of authorization. 
4 
You will be occupied in administrative work con¬ 
cerned with the Canal Zone Biological Area in the Canal 
Zone, and with biological studies in the Republic of 
Panama. 
Yqu w.ill be allowed necessary travel expenses, 
including hire jof bars, boats and other special conveyances, 
actual expenditures for subsistence, hire of assistants 
and their subsistence if required, hire of pack animals, 
necessary expenses for the operation of motor vehicles, 
purchase of supplies, specimens and materials, and such 
other miscellaneous expenditures as may be required, 
not to exceed $1, 600 payable by the Smithsonian Institution. 
It is contemplated that this work will require about 
two months when you will return to your official station 
at Washington, D, C. 
Very truly yours. 
// JS ’ E. Gr^, 
Assistant Secretary, 
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