.-i^4 . ^^^^ 



ifvc. ' Jteel. . 



/ 



,Ktf. of thisnmithefsr ^ ^n^Vt^ 

 Corrected tamporfUnrc 

 Air " ' ' S^nrfam ^ ^ rM'f^' 

 Trawl or dredge 



Car. 



SOUNDING WIRE. 



o 



rtxj 



I'tJTi 



300 

 400 

 500 

 600 

 700 

 Udo 



I 



1300 



tJUX) 



t6oo 

 1700 



n/*u 

 200Q 



V ^ / 



OREOGi ROPE. 



OOWN. 



UP. 



