»Vf7. 



..Ill' 



AfarJUitc, iCecl. 



Tama iUtr. 4- 



filwt or had 

 JiaUnm 



JioHomi fem/wra'tiin'- 

 Jfo. nf thermonheber 

 Cmrectcfl trirvf^HrfUiirr 

 jfir Sttrfacc. 

 Traii'l or dredge 



SOUNDING WiRF 



'J /.7I 



a 

 ioo 

 200 



3U.J 

 Apr* 

 500 



joofj 



J I'M J 



13013 



tcuo 



t6oo 

 I7"'X) 

 1800 

 UfiCi 



a 10 J 



Depth 



Cor, 



Drift 



DREDGE ROPE 



