4 



Xn. Date 



y + ? / c 



Machine. 



turns 



fyhOt rrr fmd • 



Button,, ^ 

 Bottom temperature isBvr£ 

 .Yd. a/' liter ammeter it' ^ 

 Corrected fetnperatu,r6 ~> ^ ' O 



Air $t&fam 



I'r.nrl 0) dredge 



Cor. — 



Drift 



SOUNDING WIRE. 



DOWN. W. 



9. * 



o 

 joa 



yoo 

 400 

 5«> 

 6tx» 

 700 



'Tom 



noo 

 I sou 

 I toa 



MOO 



I5UU 



1,00 

 i&uo 



I./HJ 



2<XJ<) 



220Q 

 3 I 



DREDGfc ROPfc 



DOWN. 



4J 



B 



4 



1. 



Ul». 



1-671 



