Beginning with Volume V, a new section, "Section D, Ethnology, Anthropology, and Gen- 

 eral Biology," will be added to the Journal. The price for the whole series to subscribers for 

 igio will be as heretofore, $5 United States currency. Single subscriptions to Section D will 

 be $2 United States currency. 



Beginning with 1911, the price of the entire Journal will be increased to $7 United States 

 currency. Section D will appear as often as material is available. 



CONTENTS. 



Page. 



ADAMS, GEORGE I. Geological Reconnaissance of 



Southwestern Luzon 57 



REIBLING, W. C. Concrete Construction in Manila 



and the Philippine Islands 117 



ADAMS, GEORGE I., and PRATT, WALLACE E. 



Philippine Pottery 143 



IDDINGS, JOSEPH P. The Petrography of some Ig- 

 neous Rocks of the Philippines _• 155 



The "Philippine Journal of Science" is issued as follows: 



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