SOUNDING WIRE, 





DREDGING CABLE, 



M. Rows. 





M* Down. 



Up. _M. 



Ij 





0 0 







0 











































m 







































800 



























-1 1 ll 1 

























HO 

 MO 



7H10 



























■ ll IJ 1 



























r 1 1 1 1 





















































SH"HI 



























lllllll 



























-i -i Ail 

 1 I (HI 



























18Q0 



























1 



























1 A jui 



MOO 



























IfiOll 





















































1701) 



























1 s<M 



























I [Nil I 



























*JU00 



























.1 i iui 



8100 



























'J201I 





















































'.M00 









































■ 













'20(H) 

























B7O0 



























VSllll 



























"-0l H 1 



























8000 



























:tlini 





















































:t:nni 





















































8TO0 



























;t(n.i,i 



























:t7{.nj 









































































































i 1 1 n i 



1 I Mil 



























4900 

























-dim 



























i i i 1 1 1 



4JW 



























4000 





















































i :mii 





















































■J DM 















