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Vol. II 



AUGUST, 1907 



No. 4 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



EDITED BY 



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



CO-EDITORS 



RICHARD P. STRONG, Ph. B., M. D. 

 E. D. MERRILL, M. S. 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 



GOVERNMENT OF THE PHILIPPINE ISLANDS 



A. General Science 



MANILA 



BUREAU OP PRINTING 



1907 



