Jfa. I v 



J 



Bottom 



Ma 



t Cor. + / 



Date *y\T Ot 



/ / - I %o 



i>n>th 



I toll out tempi ruin re — 



.Yo. of tlnrmometer 



Corrected temperature — 

 Mr Surfacn 

 Trim l or dredge 



( 



SOUNDING WIRE.. 



4 



2 .'./I 



J ' l: • 



(900 

 1 900 



j rofl 



DREDGE ROPE. 



IS 



