Thirteenth Annual Report 



OF THE Director of the 



Bureau of Science 



Philippine Islands 



TO THE HONORABLE 

 THE SECRETARY OF THE INTERIOR 



BY 



Alvin J. Cox 



DIRECTOR OF THE BUREAU OF SCIENCE 



FOR THE YEAR ENDING 

 DECEMBER 31, 1914 



INCLUDING ESSENTIAL INFORMATION CONCERNING THE 

 SIX MONTHS ENDED DECEMBER 31. 1913 



WBW Vv 

 50TANJC 



MANILA 



BUREAU OF PRINTING 



1915 



137169 



