Turihs — Cor. + 

 Hfhoft CT lead Ai 



BvtUnn ImtvpercMM \ 

 Jfo. of therm<trfTft-er ^ 

 Corrected {er/bjpratiirr, 



Surface 



SOUNDING WIRE. 



DOWN. 



1900 



20tX> 



4300 



Oeit. 



Drift 



DREDGE ROPf 



UOWN. 



on 



