iv Contents 



No. 6, November, 1917 



Page. 



Brill, Harvey C, and Thurlow, Leavitt W. Alcohol from discard 

 molasses in the Philippine Islands 267 



Heise, George W. The radioactivity of the waters of the mountain- 

 ous region of northern Luzon 293 



One plnte and 2 text figures. 



Heise, GEORGE W. The constancy in the radioactivity of certain 



Philippine waters 309 



Index 313 



