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No. of Hfiennorneter ('^ *> g £ cjL Cor. 7 a . f 

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Air v / Surface Drift 



or drcdg* / . 



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200 

 300 

 40O 



500 

 Coo 



7< N > 



80O 

 90O 



IOOU 



1100 



1200 

 1300 

 uoo 

 1500 

 1600 

 1700 



ttyOQ 

 2000 

 3 100 

 2200 

 2300 

 2400 



DREDGE ROPE 



<5I 



up. 



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