Maohinof / Reel.^^^-^-^^ 

 S%ot or htOfl' y'^^C^ ^/^^^ . 



^^^^^ Cor, 

 Correated ie'nuperatiJur& 



Air /f^^ Surface J>" ^ J^rift 



'Prautl or dredge 



SOUNDING WIRE. 



i OOWM. 



3L 



'0 



S3- 



■ ri. 



1 



soo 

 300 



400 



5fxj 

 600 

 700 

 800 



K^ri 



lOCW 



1100 

 laoo 



fJlXJ 



1600 



uy«i 



22CXJ 



a40r; 



DREDGE ROPE. 



DOWN, 



UP. 



