ee — DECEMBER 1906 No, 10 
__ THE PHILIPPINE 
JOURNAL OF SCIENCE 
EDITED BY 
PAUL C. FREER, M. D., Pu. D. 
CO-EDITORS 
RICHARD P. STRONG, Pu. B., M. D. 
H. D. McCASKEY, B. S. 
E, D. MERRILL, M. 8. 
PUBLISHED BY 
THE BUREAU OF SCIENCE 
OF THE 
_ GOVERNMENT OF THE PHILIPPINE ISLANDS 
MANILA 
BUREAU OF PRINTING 
1906 
