II — UHEt 



? Y]ff Date > , C?y.r~ 



ifl** 1 ***-^ Machine. JifuI. 



Turns 



£kot^>r lead >0*^ 



jiouom $y * ^ * 



llttUfim /r/iipc/fdnrr 



No. of £herjriom<cte?' — Cor, 



Corrected tnmpernture 



Air 3 * Surface vf V 6 Drift 



Trawl or dredge ^> * * — * 



SOUNDING WIRE. 



/ AT 



■I IJtNS. 



0 



300 

 400 



rm 



000 



00, 

 800 

 000 

 1000 

 1100 

 1200 

 1800 







1000 



i 



1700 

 1W00 

 1000 

 2000 

 2100 

 2200 

 2800 

 



DRUDGE ROPIv 



A~*mvN. 



6. J#*f 



UK 



