. \ 'a. 



v\*r\ 



y 



Dfffr 



Machine. Heel. 

 Turn* r ] Iff Cur. + Depth 

 Sh ot BP i &f d & 

 Bottom • T| i "3 



BulUtlib trtuprrtt-furr 



,\'<>, uf Uu riHomrUr 



Oorrrvh'd lrm.p>>.rtUurr 



Air ^ Surface ^ 



Trutri or dredge 



Cor. 



Drift 



