. ft ^ Machine. * * EeeL. * 4 H - 



Turns Cor. + 1 1 £ Zte/rfJ* X * S^T 



6>0 tbl* 



(J 



Botyam* trm prn/,htrc ' 

 .Yn of tlnrttu>ia^,ter ^ ^ I 



( 1 f>rrrrfr,l t rnhprntttire 

 Air Surface 

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Cor. 



Drift 



SOUNDING WIRE. 





DREDGE ROP! 



DOWfV. 



Ul'. 



DOWN, 









o 



IOO 







7 'i ' ' <f 





3<» 







V <Ar 





400 







U C- — tJ-A 



IK fl 



6()6 







W i 







1 



/ 









ICXX) 



1100 





^- V 













laou 











1300 



j ^ 





















- - 





llrtH) 



r/uo 











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■ 



MOO 







