

i"K\\TT nAvin 



CONTENTS 



ill Prf nsir.ltlrin yuiil 



Determination of the Diurnal Varia- 



Manila by 



■ropertif 

 BLACKWOOD, 



tion of the Ka. 



the Active D - hcuiju 



r.IRRS, H. D. an^ . :.._L, H. C. Dieth, ,„...,. 



Jioxydihydroteraphthalate) : A Study of its Constitution, some 



Derivatives, and Absorption Spectra 

 HEISE, GEORG! Water Supply for the City of Iloilo 



HEISE, GEORGi. w . Boiler Waters of Iloilo Province 



SMITH, WARREN D., EDDINGFIELD, F. T. and FANNING. 



PAUL R. A Preliminary Check List of Philippine Minerals 

 REVIEWS . 



P«Bt. 



bo 



75 



81 



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