ILLUSTRATIONS. 



Plate I. Pagsanjan Falls. 



II. Map. Showing orography and hydrography. 



III. Map. Showing general geology as known at the present time. 



IV. Characteristic Philippine fossils. 



V. Map. Showing principal mining districts. 

 VI. View of Gold Creek, Benguet, and surrounding country. 



TEXT FIGURES. 



Fig. 1. Section across northern Luzon. 



2. Section across Luzon (vicinity of Manila). 



3. Section across a part of Cebu. 



4. Section across a part of Mindanao. 



343 



