Tiinut Cor, + 



.y/w//- ov ivad 



Moftoni* lenipt'.nilurc 

 .Yo.of ihermdjmeter 

 Currcd'ed tnmperature 

 Air Siwfaoi^ 

 /.♦Z or drudge 



Machirtc. / / ,R6el. 



Cor. 



DHft 



SOUNDING WIRE. 



Uf. 



DOWN, 



0 r-O 



1-571 



')"■' 



1. tfHi 



I ]> - 1 



I 'KXt 



1500 

 1800 



230IJ 



DREDGE ROPF 



^5" 



J 



ui*. 



