SOUNDING WIRE, 



Down. 



Ur. 



DREDGING CABLE. 



war. 



. ... M. DowkJ Ui\ _JI, 



r 





3o 



* 



ad' 



'0 



o 























■ AT 



100 

















vC 





V 



'/ 



|tf0 409; 

























800 



























400 



























Mill 



























IMK> 

 Inn 



























600 



























itr hi 



























1000 



























HON 



























1200 

 180t) 



























1 Iiiii 



























i: 



























[(inn 



























1700 



























ISIH1 



























E 311 143 



























8000 



























^ 100 



























B300 





















































8400 



























swo 



























£(500 



























2700 



























shoo 





















































8000 



























;it00 



























: 1200 



























8800 



























84 U0 



























&i0Q 



























M00 



























3! TOO 



























8800 



























WOO 













■ 















4000 



























41011 



























i-jon 



























4*100 



























4400 



























4 BOO 



























MKHI 



























4700 



























4*111] 



























40(H) 















