FOURTEENTH ANNUAL REPORT 45 



SECTION A. CHEMICAL AND GEOLOGICAL SCIENCES AND THE INDUSTRIES 



No. 1, Jarmary, 1915 



*Pratt, David S. Papain: Its commercial preparation and digestive prop- 

 erties. 

 Blackwood, O. H. A determination of the diurnal variation of the radio- 

 activity of the atmosphere at Manila by the active deposit method. 

 *Gibbs, H. D., and *Brill, H. C. Diethylsuccinosuccinate (ethyldioxydi- 

 hydroteraphthalate) : A study of its constitution, some derivatives, 

 and absorption spectra. 

 *Heise, George W. Water supply for the city of Iloilo. 



. Boiler water of Iloilo Province. 



*Smith, Warren D., *Eddingfield, F. T., and ^Fanning, Paul R. A pre- 

 liminary check list of Philippine minerals. 

 Reviews. 



No. 2, March, 1015 



*Gibbs, H. D. Proposed modification of ylang-ylang oil standards. 

 *Brill, Harvey C, and *Agcaoili, Fi-ancisco. Philippine oil-bearing seeds 

 and their properties : II. 



. The enzymes of cacao. 



"Heise, George W. Water supplies in the Philippine Islands: II. 

 Reviews. 



No. 3, May, 1915 



* Smith, Warren D. Notes on a geologic reconnaissance of Mountain Prov- 



ince, Luzon, P. I. 

 . Notes on the geology of Panay. 



No. Jt, July, 1915 



*Pratt, Wallace E. The location of artesian wells in the Philippine Islands 

 from a geologic viewpoint. 



. Petroleum and residual bitumens in Leyte. 



. On the occurrence of petroleum in the Province of Cebu. 



No. 5, September, 1915 



* Pratt, Wallace E. The persistence of Philippine coal beds. 



. Geologic reconnaissance in Caramoan Peninsula, Camarines Prov- 

 ince. 



. Iron ore on Calambayanga Island, Mambulao, Camarines. 



, and *Lednicky, Victor E. Iron ore in Surigao Province. 



No. 6, November, 1915 



*Gana, Vicente Q. The leather industry of the Philippine Islands. 

 *Cox, Alvin J., and *Dar Juan, T. Salt Industry and resources of the 

 Philippine Islands. 



SECTION B. TROPICAL MEDICINE 



No. 1, Jamiary, 1915 



Munson, E. L. Cholera carriers in relation to cholera control. 

 *Schobl, Otto. Observations concerning cholera carriers. 

 Wharton, Lawrence D. The development of the eggs of Ascaris lum- 

 bricoides. 



