JJoptfi 



MacifUne. ^ ^ 



Shfjtorlcad ^ ^ 



JinHmn' femjicrabire 

 J^o. of tlvrrnwrthcUir . 



Cnrrccfed tempt rf tin n 



Cor, . 



SOUNDING WIRE.. ; 





/•Vy DREDGE ROPE. 



DOWN* 





TURNS. 



DOWN. 









0 



' Go 



200 



300 



























400 











5cx» 





















Mou 









f 



(;<» 



tooa 



I l«X1 





























1400 











1500 











lOoo 











1700 











i&o» 





















.<»-) 











'.'iUU 





















ftSOO 











>4fio 







l-MI 



