L^^vwv^y^ Machine. 



Tu.nu» ' ^ V Cor. 4- ^ I Vepih ^0 1 /i^ 



-mtti. Mi lead ^ 



Uoi<U»m U mpcrature f 



Corrected temptiraiure' * f 



Air 



"Wrawl or dredgo- 

 ^"^^ SOUNDING WIRE. 



-6/ 



DOWN. 



UK. 



TURNS 



•-AH 



