A07. 



JVO. hfltf 



Machine. Iteel. 

 Turns Cor. 4- DeptJt* 



Bit ot or lead 



JioUom* U ithpe nttttre 



./Yn. of thermometer Cor. 

 Corrected temperature 



Air Surface Drift 



Trawl or dredge 



SOUNDING WIRE. 



TURNS. 



DREDGE ROPE. 



DOWN. 





DOWN. 



UP, 







0 











1 1 H 1 











' ■> ■ 











too 











400 











500 





















luu 











SOO 











<JOO 











lOOCJ 











1 1 < XJ 











I SOO 











130a 











I.Hr.j 











IJjQO 











iftoo 











J 700 











1800 











lyoo 











SOOO 











2IOO 











3 SOO 











2300 











240ft 







1 t.TI 



