THEC?HD?R 



Edited by 



JosepK Grinnell 

 Harry S. SwartH 



Associate Editor 



J. Eugene Law 

 W. Lee Chambers 



Business Managers 



Volume XX 

 1918 



Published Bi-MontHly 

 by the 

 Cooper OrnitHolog'ical Club 

 Holly-wood, California 



