II 



Bottom tempcmturc 



,Yo. of thcrnwrnctrr A 6'(;r. 



Corrrctetl Uinpcratiire ' W^^, V * ( 'b ^ 



SOUNDING WIRE. 



J. ' 



it 



100 



4<X) 



Coo 



hoo 



I CM X I 

 1 I«" 1 



I r 

 I Ji PJ 



I soil 



1700 



l&rjo 

 I(>00 



aiou 



330O 



OREOGE ROPE. 



oovm. 



or. 



• ATI 



