Expansion. 



Date 



Corrected 

 Temperature 



A/L 



Obs.— Cal. 



Observed 



Calculated 



Feb. 25, 1908.. _ 



294-0° 



•002679 



•002692 



— 13 





392-0 



•003665 



•003638 



+ 27 





491-0 



•004660 



•004619 



+ 41 





592-5 



•005632 



•005651 



— 19 





695-0 



•006657 



•006719 



— 62 





795-0 



•007741 



•007788 



-47 





894-0 



•008848 



•008871 



— 23 





994*0 



•010086 



•009991 



+ 95 



Equation used for tbe "calculated" expansions, 

 A=(8778'6£+ 1-2801* 8 )10" 9 

 In Furnace III. 

 Temperature Distribution along the Bar. 



Left 



Middle 

 (Corrected 



Eight 















Jgcm 



10 cm 



5cm 



Temperature) 



5cm 



10 CIU 



12 cm 



- 2° 



- 1° 



- 0° 



297-9° 



- 1° 



— 5 



— 7° 



— 6 



— 3 



— 1 



397-3 



— 1 



— 5 



— 8 



— 9 



— 6 



— 2 



496-3 



— 1 



— 5 



— 9 



— 13 



— 10 



— 3 



594-3 



+ 1 



— 3 



- 7 



— 16 



— 12 



- 4 



6469 



+ 2 



— 2 



— 6 



— 16 



— 12 



— 4 



646-6 



+ 2 



— 2 



— 5 



-17 



— 13 



— 4 



697*0 



+ 2 







— 4 



— 19 



— 14 



— 5 



747*8 



+ 4 



+ 2 



— 2 



— 23 



-17 



— 6 



796*3 



+ 5 



+ 3 







-27 



— 20 



- 7 



846-2 



+ 6 



+ 5 



+ 1 



-26 



— 20 



— 8 



897*2 



+ 6 



+ 8 



+ 4 



— 29 



— 23 



— 9 



946-6 



+ 7 



+ 11 



+ 8 



— 31 



— 25 



- 9 



1001-5 



+ 11 



+ 17 



+ 14 



Expansion. 





Date 



Corrected 

 Temperature 



a/L 







Observed 



Calculated 



Obs. — Cal. 



Apr. 



6, 1908 ... 



297-9° 



•002770 



•002759 



+ 11 







397-3 



•003739 



•003730 



+ 9 







496-3 



•004720 



•004723 



— 3 







594-3 



•005714 



•005732 



— 18 







646-9 



•006267 



•006283 



-16 







6466 



•006262 



•006280 



-18 



Apr. 



8, 1908 ... 



697-0 



•006800 



•006815 



— 15 







747-8 



•007346 



•007360 



— 14 







796-3 



•007897 



•007888 



+ 9 







846-2 



•008445 



•008437 



+ 8 







897-2 



•009013 



•009005 



+ 8 







946-6 



•009579 



•009561 



+ 18 







1001-5 



•010206 



•010187 



+ 19 



Equation used for the " calculated " expansions, 

 X= (8874-4(5 + l-2889£ a )10- 9 



