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Tunis '/ j Cor, + £*Fq Depth AftJi 3- 

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t Yo. of thermometer ^> ^ ^ / Cor. 

 Corrected tc in>p*; rn i tin- 

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 'awl or dredge 



SOUNDING WIRE. 



UK 



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. Ml, 



• 071 





i 700 





1800 



it 









SOXJ 



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400 



700 

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 I, . .1 



110a 



1600 



DREDGE ROPE 



DOWN. 



