II in.; 



SOUNDING WIRIS. 



i i i ■ • 



DREDGING CABLE. 



M. Down. 



Up. _M. 



....M. Down. 



Up. „„M. 













<i 

























100 

























200 



aoo 

























100 

























r»oo 

























uoo 



too 























LHHJ 























) 

























1100 

























iuoo 

























laoo 























1400 





















ir>tx> 

























tflfJO 

























1700 

























1800 

























1000 

























'2000 

























'J 

























mo 

























2!J0Q 

























2400 

























8500 















































2700 

























mm 

























2000 

























M00 

























51100 

























in 





















mo 























8400 

























8500 

























mm 

























:t70o 

























:tsiiu 

























8000 

























-OHIO 

























4100 























.1200 

























4 UOO 



















































I.Min 

























4600 

























4700 

























IW00 

























-IO(K) 















