January 25, 1950. 
Sefior Don Octavio A. Vallarino, 
Ambassador E. & P., 
Embassy of Panama, 
Washington, D.C. 
My dear Mr. Ambassador: 
.About the first of February, 1950 I plan to pro¬ 
ceed to the Canal Zone and the Republic of Panama on 
official business of a scientific nature for the Smithsonian 
Institution. 
It will be greatly appreciated if I may have your 
visa on the accompanying special passport. 
With thanks for your attention, I am 
Very truly yours. 
ip 
A. Wetmore, 
Secretary. 
