l " cab 



Sf'-'Cabfe 



. c h a n n e I 



MABUOIS l.| 



PHILIPPINE 

 ISLANDS 



BALINGTAN IS. 



SCALE OF MILES 



Balintang Channel 



CALAYAN I. d BABUYAN CLARO 



60 100 



150 



R T H 



/ C 



:\ w^^"4^ 



R N E O 



\CELEBES 



SEA 



.ngani or 

 ,lan(Vol.) 



*8ARANGANI 18. 



,O > 



Washington 



