.'^ 





^-'■-c. 



Plioto by F. jr. Hiiiiiic-ccll 



The author with three Indians near 

 Garachinc, western Panama, 1922 



Photo bv James Zctek 



The Laboratory at Barro Colorado Island 



To the kit of the Diabi building vtay be seen the roof of the author's little cabin. 



Directly behind it and a little farther np the hill is Frank Chapman s house. Ja7/ies 



Zetek's is to the right and shortly below the main building 



