AV 



Date 



.Machine. ' hW/, 



Tiu-rts JbOo 3 Cor. 

 Shot tn* load (00 J 

 Bottom _ ^ ' ■ 

 Bottom tcmperdtwre 7, ^ 

 Jfti. of Thermometer S ^ L ' J 

 Correclt >l l< mperaturc 

 , ///• Surface 

 !'nn><t t,r <lr>;).j, nr ht )><■!, \ 



SOUNDING WIRE. 



Depth 



Drip. 



