^ Mctehin^. Heel, 



Heel. 



Ttirfhs Cor, 4- 



iM-mr lead /^.//^ V4tJ / 



Bottom i^mpcrai'Ure ~^ ^fl/tV\jL*^ 

 .N't), of thertnfjm fiUsr ^ "^4>fe^yW 

 Corre-c^ iempertUtire \ 

 Air Q^Q BtiTfaoe ^ 

 Vftbwtrw- dredge ^^^^-m-L 



7 



Drift ^^^^ 



V — 



SOUNDING WIRE. 



OOWM. 



J DRKS. 



200 

 300 



Ann 

 700 

 800 



\Uf30 



I \ <rj 

 1300 



i!kx> 



aaoo 



9J00 



pREDGE ROPE 



7- 



UP. 



