ry^//jLr<^ McuiiUnc. ^ Heel/ 

 Twrns Cor, ♦ o iJc/yi// 



SfrtTtrm' lead 

 Bottom y/^'A 



Jlottom icfthpfiraluf'o ^^^^yt4.^fu^<t^/^ 



Corrected tcMpcraturH ^ 



, Iir /// Surffwa J--'' c ' Drift. — 

 Tmwt or drcdj^e or tartgles 



SOUNDING WIRE, 



HOWS. 



. 1 



V 



U 



200 

 300 



500 



7<K) 



Koo 

 900 

 I iifin 

 I 100 



I Vmi 



1500 

 lOoQ 

 1700 



1800 



2000 

 :!lou 

 3ac3o 

 3300 

 »4on 



DREDGE ROPE. 



iKm'N. 



I 'I'. 



