JVb. BaU 



Maclbinc. Reel. 

 Twrnafl J Cor. + Depth 



SVtof or htiti 



Bottom 



Holinm, Umpctitliirc 



Xa.i>[ thennomatar Cor. 

 Corrected temperature 



Air Surface */ ^ Drift 



Trawl or iin <i*,- 



, SOUNDING WIRE. 



iki M ■ - — ■ ■ 



fjljrt 



I 1 1 « t 



Mr r. 



I .'I N . 



30QQ 



DREDGE ROPE. 



2100 



I 611 



