iMnchinc, AV/7. 



Turns *'<>r. V 



Siwl- »r (< ad 

 Bui 1 1 nt i 



/!'>//,, at l< H>/» Kiln it 



J\"o. of Thermometer 

 Cornrtrd t< inju nit arc ^^» — 

 4tr 4f Surface vf^ 



Trim / or drcrtiff.; or tnH.jf/rs 



SOUNDING WIRE. 



tjnW.N. 



Ul\ 



i I ■ K NS. 



o 



It JO 



aoo 

 300' 

 400 

 500 

 600 

 700 

 »oo 

 yoo 

 iocvo 

 1 100 

 taort 



I JtXJ 



1. ji 1^ 



I jOU 

 MllH> 

 1700 

 IXOO 



5055 



/I M.I 



230 I 



2. V« » » 



Depth 



( 'or. 



Drift, 



DREDGE ROPE. 



I" .W.N. 



IT. 



