r 



flOT. 



'T'^^/Tva^ M/^-',, 



L/'^ . , Machine. Htel. 



] Turns v/-^ Cor. + ^ VeptJi . 



Bottom' iejnperaiure \ 



Corrected i6t)vp^ratwre J \ 

 ^ir ^6 Surfaf^e, Drifi^ 



Trawl or drtdgt J 



SOUN DING WIRE. 



4U0 



5<xi 

 700 



ICKX> 



iron 



IJOO 

 I5OQ 



t<Vnr> 



17fKl 



1800 

 19UO 



3100 

 9300 



J 300 

 3400 



/ 



/ 

 / . 



• QPE. 

 nr. 



