No. 

 Turns 



I 



huh 



Machine. - HM. 



Cttr. htf,tl> 



iS'/f^A or let id 

 Bottom, 



Bptypm It'Hi/H rui it rr 



No. of TlwrrH.omctir < <>r. 



Corrected It i/i/m future 



.//> fttrface HI' Drijtfj > 



Trawl or-tlr4*4h^t»r-t*r-4afH^lt*ft / > > ' 



SOUNDING WIHE. 





DREDGE ROPE. 



1 ' ~ 1)1 )V» »\» 



• '1*. 



r r • .. 











b 











t> 0 • 











200 



300 

























500 









Coo 









700 











800 











900 











IWVi 











1 100 











ISOO 











1 itx» 









l.|CX> 











i |ba 











1600 











1700 











1.S410 











190a 











2000 











3HV.I 











2300 











230.J 









J.JUO 





