28 The Philippine Journal of Science 



Page. 

 GiBBS, H. D., and Agcaoili, F. Lard from wild and domestic Phil- 

 ippine hogs and the changes in the constants produced by feed- 

 ing copra cake 33 



Editorial: The library of the Bureau of Science, by M. Polk 45 



Reviews 55 



No. 2, March, 1910 



[Issued July 29, 1910.] 



Adams, G. I. Geologic reconnaissance of southwestern Luzon 57 



Thirteen plates, 2 maps, and 10 text figures. 



Reibling, W. C. Concrete construction in Manila and the Philippine 



Islands 117 



Four plates. 



Adams, G. L, and Pratt, W. E. Philippine pottery 143 



Three plates and 2 text figures. 



Iddings, J. P. The petrography of some igneous rocks of the Phil- 

 ippines , 155 



No. 3, May, 1910 

 [Issued July 27, 1910.] 



Freer, P. C. The study of Manila copal 171 



FoxwoRTHY, F. W. The almaciga tree: Agathis alba (Lam.) 173 



Richmond, G. F. Manila copal 177 



Brooks, B. T. The destructive distillation of Manila copal 203 



Brooks, B. T. The oxidation of Manila copal by the air _ 219 



Brooks, B. T. The oleoresin of Pinus insularis Endl 229 



No. 4, July, 1910 

 [Issued October 17, 1910.] 



Richmond, G. F. Philippine fibers and fibrous substances: Their 



suitability for paper making 233 



Bacon, R. F. Philippine terpenes and essential oils, IV 257 



Bacon, R. F. A preliminary study of the effect of tropical sunlight 

 on the atmosphere, with some notes on radioactive phenomena 

 in the Philippines 267 



Bacon, R. F. A solution of oxalic acid and uranium salts as a 



chemical photometer 281 



One chart. 



Reviews _ 305 



No. 5, November, 1910 

 [Issued March 25, 1911.] 



Smith, W. D. The essential features of the geology of the Philip- 

 pine Islands 307 



Six plates (3 maps) and 4 text figures. 



