Machine, / 



HoU^m W-^f^ 

 HotXaifh teffipcral'Urc 

 .A^o. o/ thcntwmettr 



I r 



Corrected temperature 

 Air " Stirfaoa 



T i i uui- Of d redge 

 ^ 7'^ SOUNDING WIRE~ 



DOWN. 



UP. 



JOO 



juo 



Boo 



JCKXl 



1800 



/300 



tSOO 



i6uu 

 1700 

 1800 

 I9QC1 



a too 



•i'-flX» 



0400 



Oar. 'O 



DHfi 



DREDGE ROPE. 



OOWK. 



%-tnx 



