January 22, 1944* 
Dr* J. P* E. Morrison, 
Assistant Curator of Mollusks, 
0 . S* Hational Museum* 
Through: Dr. Waldo L. Schmitt. 
Dear Dr. Morrisons 
On or about February 1, 1944 7 CM will proceed fro® 
waskmgton, D. C. to points in Central America to serve as «y 
assistant in certain biological investigations of the Chemical 
warfare Service, Suited States Army. 
Travel by air is necessary in view of the fact that 
other duties require your presence here in Washington for as long 
a period as practicable. 
It is contemplated that these investigations will 
cover not more than four months when you win return to your official 
station at Washington, D.C* 
Tour expenses will be paid by the Smithsonian Insti¬ 
tution. 
Very truly yours. 
A* Wetmore, 
Assistant Secretary. 
Ip 
