BuUom icmperatU'rc 

 ^a, of tht^rmometcr 

 (Jtiti*tuitAd tempera ture 

 .4ir 'I*^ Swrfatte 

 tt^Hhwt or dredge 



Orifl 



Cor. - ,i 



BOUNDING WIRE. 



III*. 



TUJtM*. 



0 



I00> 

 MO 



3'>' 



.,!«. 



0«x) 



lOtiO 



lluu 



1400 



l$go 



l(i00 

 17DO 



ixex> 

 1900 



9100 



DReDOl£ ROPE 



