U S. GEOLOGICAL SURVEY OF THE TERRITORIES 

 in AMERICA. 



PL. 24 

















* 































u 







- tU* 



a 



- 



. ,- 











.' 





v 

 V 









I''LORIS SANT BASIN 



I I I .Mil' I I 111 A III. I . i . II I I > 1 I 



