Vol. Ill 



DECEMBER, 1908 



No. 6 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



EDITED BY 



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



CO-EDITOR 



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



WITH THE COLLABORATION OF 



VICTOR G. HEISER, M. D.; W. E. MUSGRAVE, M. D. 



JOHN R. McDILL, M. D.; FERNANDO CALDERON, M. D. 



JOSE ALBERT, M. D.; PHILIP K. GILMAN, A. B., M. D. 



PHILIP E. GARRISON, B. A., M. D. 



PUBLISHED BY 



THE BUREAU OF SCIENCE 



OF THE 

 GOVERNMENT OF THE PHILIPPINE ISLANDS 



B. Medical Sciences 



MANILA 



BUREAU OF PRINTING 



1908 



