^Jfo.'/^tf Sate $2t£ f £*M 

 Machine. lied. 



Turns Cor. + Deptfi 

 A7w>i or tod 



Bottom, ienhppnvturc /f 



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Corrected tetnperntttrre- 





frautf or dredge **p 1/1 t 



SOUNDING WIRE. 



TURNS. 



DREDGE ROPE. 



DOWN. 



UP* 



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300 



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1 100 











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1600 











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2QOO 











2100 











22QO 











2JOO 







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2400 







