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 OirrtscLtiti laULpcrtiUirc •'V'^ - 



Sat face ^ 



Tni wl or drvdgc or tath^lcs 



SOUNDING WIRE. 





DREDGE ROPE. 





tJi*. 







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1 

 1 



3«> 

 400 

 ioo 



1 



















> 



low 











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l.juu 



1 5c;o 



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3OO0 

 3100 













2100 







2JO0 

 2400 



















