•Machine,, 



/9d La 



Turns Cor. 4 



tfftot or lead 3^-^ 

 Bottom p^jjfa] 

 Bottom i<etrbpcrature 3 £ 



M. of thermometer / q -j. - 

 Corrected temperature g ^'J * 

 Air Surface 



Depth 3_f £ 



Cor. J* 



Drift 



Trawl or dredge 



SOUNDING WIRE. 



tJOWK. 



| -//-/<? 

 /J 



Op, 



t 671 



'JURK5. 

 1> 



300 

 400 

 500 

 600 

 700 

 8w 



</(XJ 



low 



MOO 



1300 



IJOO 



1500 



fCKX> 

 I70O 



ifloo 



I<>00 

 20UO 

 9100 

 2200 

 2300 

 2400 



DREDGE ROPE. 



