// 



Jtevl. 



Depth 



Kh^-Wtfl Dal. 



Machine. 

 Turns • Cor. -f 

 ^hfttror had ? 

 Bottom r\. y, I 



No. of tftermometer 

 Corrected temperature 

 ,'Hr xT*3 Surface 



y ''f>f 



4 



Cor. 



Drift 



Trawl or tfffigjf* //' , - ct^jJ^h 



SOUNDING WIRE. 



UK 



< • ' / 



TURNS. 



'mo 



'JUO 



300 



700 



IOOO 



r»oo 

 1 y ki 



14^X3 



1500 

 f Guu 

 1700 



I Hi . 1 



190a 



■JCXKi 

 'JtlUU 



.DREDGE ROPE. 



DOWN. 



• *7 



UP. 



