Tarns/ ^ ^Cor, + 

 BohifOm 



DeptHi 1 U . 



Corrected t&itvperaturo 



Air y' ^' ,Sit,rfaoe 

 Traivt or dredge 



SOUNDING WIRE. 



WN. 



'-0 



of, .i.r 



0 



300 

 400 



CtOO 



Sou 



QOO 

 1000 



1 IlKII 

 laoo 

 1300 



1J1X> 



1700 

 1800 

 1900 

 9000 



2IfXJ 

 3 ZOO 

 2300 

 3400 



DHfb 



DREDGE ROPt 



DOWN. 



UP. 



