STUDY OF THE TURKEY BUZZARD IN JAMAICA, MARCH 1900, 
BY DR. LANGLEY WITH THE VIM OF LEARNING THE SECRETS 
OF FLIGHT. ASSISTANCE GIVEN BY W. H. HOLMES . 
"Several persons connected with the 
Smithsonian Institution and U. S. National Museum 
have contributed towards securing the results here- 
with submitted. Among them, I desire especially 
to mention Mr. W. H. Holmes, Mr. F. A. Lucas, Mr. 
N. R. Wood, and Mr. R. L. Reed. Mr. Holmes 
superintended the experiments in connection with 
No. 6 (finding the bird T s center of gravity), and 
by his suggestions and criticisms helped me in many 
other particulars. The photographs and enlargements 
were made by Mr. T. W. Smillie. 
Respectfully submitted 
ROLLA P. CURRIE 
Aid, Division of Insects, Acting in the 
Division of Birds. 
October 16, 1900" 
(Royal guarto volume the "Langley Memoir of Mechanical 
Flight," page 29 B) 
