364 



ME. J. E. SCEIYEXOE OX THE [Dec. I914, 



Fig. 1. — SJcetcJi-maj) of Ganong Bakau and its 

 immediate surroundings. 



[The capital initials 

 refer to quarries] 





[Approximate scale: 8 inches =1 mile] '*•»»....•'•■ 



[All the big veins are not shown ; their course is roughly indicated by 

 the heavy black bands.] 



