TiM/0<^SC(fr,->t y^ ^ Depth //yiAu^^ 



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Correnittd iemperafitire 

 Mr Surface fO 



Trawl or dr&dge Jl^lC^:.^i^\.<J^Cc0>^ 



SOUNDING WIRE. 



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1 URKS. 



600 



900 

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J 100 



I 5,<K1 



1 .S'»'J 

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 2000 

 '.•100 



2 wo 

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•.'40<'k 



DREDGE ROPE. 



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UP. 



