W*r* t *- Machine. . W 



Depth 



Turrutlfi ^ & Cor. 4- 

 Hut h) hi 



Bottom ternpr,rafure ♦ ^ 



No. of tln rittoin.rlr.r 



Corrected tr.mpvrabwre 'Syr 



tor. 



Mr ty3 Surface 

 Tra wl or dredge 



Drift 



SOUNDING WIRE. 



3< P a 



in: 



4s). *<*\ 4% fit 



So, 



JZ>. a 



TURNS, 



300 

 4*X> 



DREDGE ROPE, 

 OP. 



UCJWN. 



<»>> 









sfOO 

 TtfJU 



> 



1 n*j 





IAQO 





130a 





1-100 





1500 





IGOO 





1700 





tSoa 









irooo 









2300 

 7400 





