tfiT "itf 



Machine. Heel.. 



Tn en r. 



I 



04. 



Depth 



UuI.Uhh. le nt pr rain re 



•/Vb, of thorny) muter 

 Corre/jte'd terrhperaftm 

 Mr Sur/aw 

 Trawl or dredge 



Cor, 

 Drift 



SOUNDING W>PE. 



OP. 



/ 



4r •/ 



KM 



300 

 400 



i<» 



foa 



$00 



tnntj 

 lloo 



taaq 



liUO 



'<"••» 



1 (IB 

 *Jf»ci 



DREDGE POPE 



1. OWN. 



IK 



Ml 



