rtirrt^ Cor, 4* 



. ,lud or Imd 



/iaUom Uimpisrattirc 

 JVb. of dicnmmi'CUr 

 Corrected. UtnpnratitiHi 



Air ' , Sfftrfffor 



Depth 



Cor. 



SOUNDING WmE. 



DOWN. 



O 



lOO 



yoo 

 300 



6m» 



700 



900 



loog 



DOWN. 



UK 



/ 



^ (5 Z> 



A.' 



I AC ft 



1600 

 1700 



