962 



Dr. K. W. Boyle on the. Volatilization of 



< 

 Eh 



03 



M 



u 



Z 



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i »ing iron-nickel couple. 



[ jing coppi r-constantan, double, 



J couple. 



Iron-nickel couple. 



1 Copper-constantan, double, 

 couple. 



Iron-nickel couple. 

 Copper-constantan, double, 

 couple. 



I Copper-constantan, double, 

 couple. 



— - 



g'-g 



3 g 

 ©J 



li 



— § 



O 



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r. - 

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777 



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1 



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ec ec « «fl 



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cr eo 



77 



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2 



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7 



d 



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-* eo ■* ec 



ZC CO co ec 



7777 



o 

 •ft) 



CD 



7 



Maximum 

 [onization. 



E =■ z - 



- M ■ ■- _ 



C Q 2 O B 



oi ec w -v ~ 



• ■ - ui 



r-. 



IS 1 



o o c o £ 

 c 5 oc oi g 



CO O) GO 'O ,± 



Rate of Rise of 

 Temperature. 



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CO -r -H 



6 66 



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6 66 



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Material of 

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