c:or.^'H 



THE PHILIPPINE 



JOURNAL OF SCIENCE 



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



SUCCEEDED BY 



ALVIN J. COX, M. A., Ph. D. 



GENERAL EDITOR 



Section B 



THE PHILIPPINE JOURNAL OF 

 TROPICAL MEDICINE 



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



EDITOR 



Volume VII 



1912 



With 54 Plates 



llS38e 



MANILA 



BUREAU OF PRINTING 



1912 



"' 239G56 



:0\i^ 



