Machine. Itecl, 

 Tarrn C<i?\+ Depth J ^4- 



Shot n^^M^^r^ ^ ^ 



Air -^C--*/^ BHft 



SOUNDIKG WIRE. 



/J' 



UP. 



^2. 



-^U^ } 



0 



200 

 BOO 



m 



UDO 

 700 

 ^0 



m 



IMO 

 1100 



1^00 

 1400 



loot) 



1700 



2O0O 

 2100 



2100 



21 



DREDGE E0PJ3. 



UP. 





























y i 7;.. 













J/ 



























if. ■ - 













J*- - . 





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