SOUNDING WIRE. 



</ M. Down, I Ui\ 



F]\IS. 



DREDGING CABLE, 



iSL'H* Down- 



Up, _*?_M. 







* v. 



J 



f 







g 



/ 



2 J 





A 



&7.\ 









































600 



























800 



























400 



























■- 



























lilHJ 



























700 , 



























800 j 



























000 



























iflflO 

























1100 

























lStM) 



























1800 



























1400 



























1500 



























1000 



























1700 



























lfHIU 



























LM0 



























8000 



























■„'|iiij 





















































>-AUU 



























2400 



























acoo 



























2000 



























2700 



























3800 



























snou 



























aooo 



























8100 



























sapo 



























;won 



























8400 



























:t; 



























9600 



























870Q 



























:inoo 



























flfKIO 



























i 



























4100 



























;mii 



























4800 



























4400 



























4500 



























-irluo 



























■1700 



























Ami 



























| 4000 















