Ttirtut / Cor. -f ^ 



liottotfh f^x* ^ ^ , 



Jiftfimn^ fem/ferf£iur6 

 Onrrcdcrl temperature 



Mr 'XT'' SierfiWG Drii^ 



SOUNDING WIRE. 



• »1 



Ami 



ItXXJ 



1700 

 1800 

 igoo 



34UO 



DREDGE ROPE. 



UP. 



