.Yo. of ilvenn^m^ter ^ ^ Oor, 

 Corrected. i€7np^.ratwrt / ' ^ 



Air 7 ^ Surface 1 0 DHft 



.SOUNDING WIRE. 



M\\\ 



'\ ui*. 



02^0 



4 



1 UltN*. 



200 



7<jo 



IJOO 



1500 

 1600 

 t-jua 

 idoo 

 1900 

 2000 

 2100 



aaoo 

 2300 

 2400 



DREDGE ROPE. 



DOWN. 



i 



