MJ7. 



No. 



Date 



Jir.d. 



7 



Turns fr& <TCor. + e~ Xfep/A. ^ 



/Mo/, tn^hcmt 



Bottom 



Bit&am temperature 



JVb. 0/ Dumnometer & / &*fb> Cor. ^ 0 • V 



Corrrct' tl \t.ttip>>r<iturc. 



SOUNDING WIRE. 



DOWN. 



.1 



i 



5 / 



o c 



O 



uxr 



you 

 300 

 400 

 500 

 (<o 

 700 

 .800 



I 



IOOO 



1 



IOOO 



|60Q 



33CX> 

 J 300 



a 4 w 



DREDGE ROPE. 



DOWN. 



/5" yJ 



UP. 



