. v 



Machine. R*J< 

 Titnui (%r, Depth 



Sfrn^nr had I ' 



Bottom 



Hal 1 1 an tela /a rafnrr 

 jYa. ft/' Tin rinaaiclvr 



Car. 



CnrnvUd U tit/jrtalnrc 



Jir Surf cwt> ft ' />*//. 

 Trawl or dredge <>r langttw 

 SOUNDING WIRE. 



ItfiWN, 



6. .r<h 



o 



too 



300 

 «jnn 

 500 

 {tn»* 

 70 ► 

 N.jn 

 u( jQ 



I 1 II HI 

 I IOO 



urn 1 



• inn 



I50CJ 

 K'OO 

 I7OO 

 IK,* 



1 '.J' " ■ 



2 .'i' > 

 230.. 

 240 • 



DREDGE ROPE, 



liOVVV. 



