Jfo. Dflle 



Machine. 

 Turns Cor.-*- 

 Shot nr fetid 

 Bottom 



ihttfnm irinprl'dlitn* 



./V>>. of f h f riu fJitu f f r 

 Corrected tnihprrti /tire 

 *dir f . Su-r fuer. 



Trawl or dredge 



Heel. 



Depth 



T 



Cor. 

 ftrif! 



rr. 



TURNS, 



DREDGE HOPE. 



i r 



Mb- M 



W- /o 



if 



0 





100 



if 



■.■IIH 



■ 



300 





400 





500 











700 





800 





000 





1000 





1100 





1200 





1300 





MOO 





i : 





1000 





1700 





jsrn.j 





I MO 





2000 





2100 









^ 





'Mini 



