'/J7 



Jf<>. 



Mcwhirie. fictf. 

 Cor. + 



Ttutis 

 Sltob or lead 

 Bottom 



llartnm, temqwrrtiwra, 

 No. of tJirrozometer 

 Corrected tempQralare 

 Mr fberfaoe S 



Depth 



Cor, 

 Drift 



SOUNDING WIRE, 





DREDGE ROPE. 



DOWM. 



UP* 





DOWN, I ur. 







o 



) 









JtXj 











200 











300 











4O0 



J3 Of \ 









SOO 











6O0 





3? IS 







700 









3oo 





A3* 36 







<fQO 











1000 











1 100 1 









Jl!Otl : 











1300 











I4W 











1500 











J6w 











1700 











1800 











1900 











3O0O 











2100 











saoo 



























