N. C. GEOLOGICAL AND ECONOMIC SUKVKV. 



PLATE XX. 



a? ea cp o fl 

 ^ > _^ tn r 



cs ** 



m **-< 



l ^ 2 O 

 " -*-> _o 



^io'-i-dajoo 

 --S? = S>n'> 

 -2 * 5- c rt t ' 

 ^i s=P3 M *1 c 02 

 2-^w'2_S>S' 8 -s 



i c ^* 



e 



a IH 



c ? 5 



? BI s ^ a 



l c a 



c O iO oj 



- rH 0) . 



T-J O 5: SO 



J 5 & C C ^ 



5 - P 



S 6 

 '"'So 



t. O Jj 



OJ i ^ 



" 61) ' 



<! ^ 



* -J 



bd *> 



< 



3 tc *3 J3 



"5 B " 

 'S -S =5 



3 S *"" 

 O o Jg O 



g is tS 



o c <D 2 

 '5 o P, 



g^o 

 | -' S 



^ 6- O 

 ^^f I 



_. 



G O D 



M H 2 



*2 P 



