Maohinr. 

 Turns Cor. + 



Bottom rfXS 



Bottom f&tf poraturo v^ii * 2-" 



Jfo.of tin rnmuu f, r 



f!orrrch:fl Innj^ratun ' ' - 



y ! wf/'/ of dredge 



up. 



SOUNDING WIRE. 



- 



I II UN . 



20Q 

 ,1W 



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 500 

 OOO 

 7.10 

 800 

 f/00 



1000 



' 



UOO 



I fan 



r/oo 



r. I I 



V I ' «J 



X 2. . -1 



2JOO 



/)/•/// 



now;. 



DREDGE R OPl 



UP. 



