326 Strata of the Environs of St. Petersburgh, 



g I 4> 



O -S i " 



^ « f CO 



> lip. S 



■S iss<" C 



o 

 <: 



ec; 

 O 



Z 



> 



B 



'U o 



o ^ 



— w 





0) 



.-•C/2 



s >: S «" 



■S ?3C^ 



'C o 



O O "ii 



O O O 0* „ 



' o § £ S § d 



^ 

 & 



"U js 



-5 60 



c4 



n c 





So.iS 







X 2 



9) O 



EPi C^ CSQ 



-H CN 



CO 



mo .a 



c ^ "^i !;; ta 



_: o 



3 OJ t. 



O N (S3 



(LI :^ u 



c 





<u c.— 



^72 CL. 



■ c 



c -=- <j '^ 'W 



•HMOXsawiT {s}im43(j 3nm30on^)—-\\\ ssbi3 



