/?oA/<?w ^^il^ 

 HoU^rth U'fthpcratun /^/ 



7 



CktrrccUfd temperature 



Mr yf SnrfacTr Y 



Trwwl or dr^dgo 



.SOUNDING WIRE. 



7»J0 



fkCJQ 

 •/tK) 



tuog 



1 UlU 



1300 



UOO 

 iV^ 

 IOqo 

 1700 

 i8(X> 

 igoo 



9100 



DREDGE ROPE. 



DOWN, 



