Tumi/ft* Cor.+ ^ Itepth / 6 6 fa 



h'nMuw 



Hollum ti tnpfrahu r 



Ufa of thcntwuhfUr — > Cor. 

 Corrcoled temperature 



ZVawtf or dredge 



SOUNDING WIRE. 



OtoWH. 



Cos 



700 

 800 

 QOn 

 i.... 



nan 



!.'.*( 



U«A> 

 iVAJ 



1 ,1 • 1 



HUM 



I0BB 



2IOO 



JJ«X> 

 MM 



DREDGE ROPf^ 



DOWN. 



