Vol. V 



JANUARY, 1910 



No. 1 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



EDITED BY 



PAUL C. FREER, M. D., Ph. D. 



WITH THE COOPERATION OF 



GEORGE F. RICHMOND, M. S.; W. D. SMITH, Ph. D. 



ALVIN J. COX, Ph. D.; GEORGE I. ADAMS, D. Sc. 



RAYMOND F. BACON, Ph. D.; H. D. GIBBS, B. S. 



NELLIE LOUISE COOK, B L., M. A. 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 



ft 



& 

 ■ 



GOVERNMENT OF THE PHILIPPINE ISLANDS 



A. Chemical and Geological Science and 

 the Industries 



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ill 



» 



• 



MANILA 



BUREAU OF PRINTING 



1910 



1 



It 



