*Jhfn^ Cor. + I PfifM ^'l 



Hlvt»^ lead ^ ijCU 

 flottom 



SOUNDING WIRE. 



POWK, 



^9 /•:> 



/O *(6 ^ 



20O 



Soo 

 600 

 700 

 Aoo 



900 



1 100 

 1200 

 1300 



t$ao 

 1700 



I'/W 

 8i>V> 



atoo 

 avQo 



Cor. 



DREDGE ROPL 



M ATI 



