f. ^ A! Machine. Meel. 



Bottom^ iejtLpei'aiitrc 



Jfo. of theiiyioirietcr '>i-v^-*^ -viM^ Oo7\ 



Air * Sujfaec f^'* ' Drift 



Trawl tm-df^f^^ J*)-' ^-i , \ A r, f-*^^ 



SOUNDING WIRE. 



TURNH, 



DREDGE ROPE. 



UP- 



7 i^c 



0 



7./^. Jo 



100 



SDO 





m 





400 













7D0 





800 





nnn 

 UUU 





1000 





noo 





isoo 





1800 





HOO 





im 





m\) 





iim 





inm 





1000 





2O0fl 





3100 













SMOO 





