VarM Cor.-^ / 



V'o. of thcrftujfthfiter y^^f^ 



Air Stirfaott 

 Trawl Qv^dredge- // // / 



SOUNDING WIRE. 



DOWN. ^^'J.' 



100 



.00 

 300 



700 



(too 

 goo 



1000 



III') 



ISM 

 1309 



tm 

 aoo 



1700 



1800 



St*--, 



V r 



Cor. 



DREDGE ROPE. 



noWK. 



UP 



