100^' 



DEPTH OF ISOBARIC SURFACES. 



[REP. OF THE "MICHAEL SARS" NORTH 



ID 

 D 

 I 



•D 

 O 



o 

 o 



n 

 I 



■d 



O 



O 



I 



"d 



O 

 o 



X) 



I 



"0 



o 

 o 

 o 



in 



(0 

 XI 



O 

 O 

 00 







