11 — l\rt:\ 



SOUNDING WIRB, 





DREDGING GABLE, " 



M. Down, 



Hp. £m« I 



/^M. Dowk.| 



Up. <&iM. 









/ 



Si 

 j i 





0 





r t 





















100 

























200 



























;kxj 



























400 



























r>00 



























500 



























700 



























HO0 

























imo 



























KM 10 



























1100 



























I'JOO 



























1800 

















































































LflOO 



























1700 



























1800 



























1900 



























J&000 



























&100 

























■.■■Jim 

























■r.wm 





















































won 



























2000 



























'2700 



























UfflO 



























UWIO 



woo 



























B100 



























8800 



























?800 



























B400 



























::.miii 



























8600 



























.'1700 





















































:i!H.H) 























































4140 



























■1200 



























4800 



























■1400 



























4W0 



























4000 



























ITini 



























[Mill 



























| 4000 













