(/i^^/f-t^t^^ Machine. 



Depth ^ ^ 



Turns U Cor. ^ ^ 

 •S imi on load 

 Bottom i//^ |W 



J^o.of thr^rrnoint:iGr y^^>lf ^ ^ Car. 

 Ctfrrc/yteri lcjn,p^rature 



Air y t,/ Siirfaoc 7 </ Drift 



Trmvl or dred^B 



I, SOUNDING WIRE. 



TUkNS. 



300 



lOOU 



t KXi 

 130O 

 IjrJO 

 I4<Xi 

 1500 

 l6r» 

 1700 

 |6CX3 

 HjjHX) 

 2fXlO 



2UCX) 



3400 



DREDGE ROPE. 



