SOUNDING WIBE. 



I Mn. 



DREDGING CAB] > E 



ML Down. 





M. DOWM, 



Up. ..„M. 













0 





















1041 

























200 

























H00 

























■100 

























BOO 

























000 

























700 

























800 

























000 

























1000 

























1100 

























1 sou 

























E :t'ii i 

























L400 

























IR00 

























tfiOO 

























1700 

























1800 

























tooo 

























2000 

























2100 

























2200 

























■j: 

























2400 

























2500 

























2000 

























2700 

















































'Jill 10 

























3000 

























:uno 

























♦'1200 

























wioo 

























:M00 

















































0(100 

























B70Q 

























8800 

























; tooo 

























ioi K) 

























Mill) 

























K'lMI 

























-1 HOD 

























f-[LHl 

























4600 

























Amu 

























170(1 

























4800 

























■1000 















