JVb. 



Depth i 



Maohlfi-ft, 

 TiiVM Cor. H- 



,S7i<o/. or lead. 



lioU-om- iofn-pfintrit^/fe^ 

 . Vb. of th^rnvortheiifih , 

 Corrected 

 Mr 



Trawl or dredge 



SOUNDING WIRE. 



DOWN. 



ur. 



1 ^tt^». 



5<x> 



1000 

 iroo 



1300 



l&CXl 



^900 



DREDGt ROPE 



DOWN. 



UP. 



