SOUNDING AY I RE. 



T17HSW. 



DREDGE ROPE. 



|Hl\YN. 



UP. 



DOWN. 









'J ."1 H > 











BOW 











1MJ0 































ijUOU 











««■ 1 1 ii i 

 .!1(H) 











H200 





















|0r> 





















otiUU 











" fill 





















WUOII 











4000 







SERIAL TEMPER ATI "RES 



DEPTH, 



23 

 GO 

 ion 

 ■.■■in 



800 

 400 



frfK) 

 000 

 700 

 800 

 I 



1000 



TKMIV 



NO, OF Til Ell. 



con. 



K EM ARKS: 



