.Vo. 



dLui ^ t 



L 



t a *f- Mach ine. 



Turn* y .' Cor. + 

 l i kvh or Uad Ji v- 



Hollom h tnpentlurr. 

 . Yo. Qf Hit rinoitu lrr 



Corrected ttpftpwysbwt^ 

 Mr %0 Surface 

 Trawl or dredge 



TJcpUi. 



^t<^j^ Cur. 



Drift 



.SOUNDING WIRE. 



-DOWN. 



• 671 



II. . 



3<X> 

 I 1 " 



n 

 .... 



«,(>.. 

 I WO 

 ' 1 1 * ' 



i >. BJ 



1 M*J 

 l6<JO 



i8w 



1700 

 mob 



irjuo 

 V4u»» 



DREDGE ROPF 



down. 



up. 



