Tumsyi^yGor.^ / 'i- ^ Depth ' 



. Yo. of ihcrrMmief^.r 

 Corrected tenh^rabu re 

 Air r SuTfac6 ^ 



TrOfWl or drcdj^n 



Cor. 



JJrift 



SOUNDING WIRE. 



DOWN. 



'0 



UP. 



— J. ^ c 



1-471 



U6' 



o 



lOO 



?oo 

 yxi 

 400 



,l¥> 



yrjo 

 Boo 

 goo 

 looo 



IKiO 



Jil'JO 



1300 



IJOO 



1500 



I7«xi 



1800 



J'/X> 

 300O 



a 100 



2300 



DREDGE ROPE. 



DOWK. 



UP. 



