Vol. A" 



NOVEMBER, 1910 



No. 5 



THE PHILIPPINE 



JOURNAL GF SCIENCE 



EDITED BY 



PAUL C. FREER, M. D„ Ph. D. 



WITH THE COOPERATION OP 



W. D. SMITH, Ph. D.; ALVIN J. COX, Ph. D.; H. D. GIBBS, B. S. 

 GEORGE I. ADAMS, D. Sc; NELLIE LOUISE COOK, B. L., M. A. 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 



GOVERNMENT OF THE PHILIPPINE ISLANDS 



A. Chemical and Geological Sciences and 

 the Industries 



MAY 8 191 ' 



A/Zonal Muse^ 



vV 



MANILA 



BUREAU OP PRINTING 



1910 



