June 27 , 1939 
Baptain G> N. Barker, U.S.H. 
Professor of Naval Science and f actios 
Harvard University 
Cambridge, Massachusetts 
Dear Captain Barker: 
In order that your file of the papers published on the 
Presidential Cruise may be complete, I take pleasure in sending you 
this number of our Explorations Pamphlet. I shall always be grate- 
ful to you for the wonderful trip I had on the HCXJSfOH. 
My very best good wishes to you and ycurs. 
Sincerely, 
Waldo X» Schmitt, 
Curator of Marine Invertebrates. 
WLS : LMc 
