•*'• V ; t • > • - J > -'. * Machine. 7i>/./. 



^kvt^trr lead 

 Jiolt-om S*/ / 

 /JoltOHi mperature 



Ah. o/ thentiomelsr Cor. 

 Corrected temperature 



Mr L ' tttfbfltf V**^ Drift 



Trawl or dredge 



SOUNDING WIRE. 



DOWN. 



UK 



100 



3UO 

 400 

 J00 



Coo 



700 



ftoo 



000 



IHM 

 1."-. 



i.ioo 



I wv> 



lAbp 

 r/tm 

 l Sou 



rgpo 



1100 



aaoo 

 Man 



DREDGE RuPj_ 



JWK. Iff. 



I A7J 



