iv Contents 



No. 5, September. 1915 



Page. 

 Pratt, Wallace E. The persistence of Philippine coal beds 289 



Three text figures. 



Pratt, Wallace E. Geologic reconnaissance in Caramoan Peninsula, 



Camarines Province 303 



One plate and 2 text figure:!. 



Pratt, Wallace E. Iron ore on Calambayanga Island, Mambulao, 



Camarines 323 



Two text figures. 



Pratt, Wallace E., and Lednicky, Victor E. Iron ore in Surigao 



Province 335 



One plate and 1 text figure. 



No. 6, November, 1915 



Gana, Vicente Q. The leather industry of the Philippine Islands... 349 



Two plates. 



Cox, Alvin J., and Dar Juan, T. Salt industry and resources of 



the Philippine Islands 375 



Seventeen plates and 6 text figures. 



Index 403 



