SOUNDING WIRE 



DREDGING CABLE. 



F > 



J 



'.' 



J J Ml 



21*00 



mo 



3100 



woo 

 woo 



3Ji00 

 ;moo 

 3700 

 rwon 

 iiuou 

 1000 



iioo 



4200 

 4800 

 4100 

 I. Mm 



I 



Lin' 

 4*00 



u 



