IJCTr 



Machine. lUrl. 

 'Cor. + />3 3 Depth 



OIL 



S'hot vr Imul ^0 ^ , 



liobixim' tejtvperahwe ^ *^ 



.'Vlw. thcr/fwjtteler ' C'cw. 



Corrected iefnperatii.j'e 

 Air J Snr/ftoe G ^ 



Trawl or dredge — '^i^^^Z->^-t4^ 



DHft 



SOUNDING WIRE. 



DOWN. 



0 



7 



0 



UP. 



TURNS. 



'J 



i'kio 

 700 



toou 



IIOO 



I / - ' y .300 



10- V iJ'n 

 ^/vf^l .500 



1700 



iSuo 

 1900 



02.^ 

 ^6 ^-t*^ 



2000 



utoo 



OREDG'it ROPE. 



WI*. 



/f ' 



