Machine* 

 TUrn* Vv/" Cor. 4 

 Shut u r load 



UoUow temperatwrt 

 , w "/ TJisrnwTih U r £ 

 Corrected temperature 

 4iv fiurfaci 



Reel 



Depth 



Cor. 



Drift* 



SOUNDING WIRE 





DREDGE ROPE. 







Ml'. 







IQP 

 











J'«« 



400 



525 



















700 

 800 

 , „ - . 















11- 



1 JOO 

 IjDTi 











•I"" 



I COO 





















1 .' 1 H - 



















lyoo 



I4NI 



















Hon 



I8Q0 











i4«x» 







