Field Museum of Natural History. 



Publication 200. 



Report Series. Vol. V, No. 3. 



ANNUAL REPORT OF THE 

 DIRECTOR 



TO THE 



BOARD OF TRUSTEES 



FOR THE YEAR 1917. 



THE LIBRARY OF THE 



JAR 2 4 19B8 



UNlVERSm OF li-LINOir 



Chicago, U. S. A. 

 January, 191 8. 



