Machine Heel 



/,,///, r,, r . Dr/,th 



Sin 'I ur h'H<l 

 J i of forth 



«W>. of th*rmonwtcr 

 t 'ui -rrtctcd lom/tarature 

 Jir Surfaw 

 Trawl, or dredgfi 



SOUNDING WIRE. 



lu»WW. 



ItC 



0 



iui , 



400 

 >O0 



;«u 



pflQ 



|r.K.> 

 ll<*> 

 I JW 

 I jCO 

 ( |t«> 

 151)0 

 l(OC> 



I7«> 

 |Koo 



2Q0O 



.'.'«.«' 



Cor. - ,2- 



Drift 



DMhL»it HOHt 



IKIWK III 



