220 Prof. H. L. Callendar on Platinum Thermometry. 



. 







































%z>\ CO* 



b- 



csa 



Ol 



g 



CO 



CO 



<tf 



cc 



CO 



CO 



b- 



cc 



CO 



iO 



8 



© 



cc 



OS 



m o © 



OS 



OS 



CO 



If) 



© 



to 



CO 



1 — 1 





-h 



cp 



kp 



Th 



ip 



X 



© 





© 



6 



6 



6 



pin 



© 



© 



© 



© 



tH 



uo 



ih 



rl-( 



r^ 



© 



T— I 



© 



© 



1 



1 



1 



1 



1 



1 



1 



1 



1 



+ 



+ 



+ 



4- 



1 



+ 



4- 



+ 



+ 



w "^ 













































































o 







































PH 1 ^ . 







































~~-0 o 







































<-- © 



o 



OS 



t^ 



^ 



X 



00 



■^ 



cc 



01 



rjn 



CO 



s; 



Ol 



iO 



© 



© 



-t- 





^O h 



o 



(X! 



cc 



b- 



OS 



o 



<# 



X 



^ 



i—i 



© 



iC 



-r 



lO 



8 



-tf 





t^ 



^°x 



co 



b- 



OS 



t^ 



co 



© 



CO 



co 



Ol 



O 



b- 



CO 



Ol 



OS 



o 



§ 



OS 



CO 



co 



CO 



co 



CO 



-r 



-i- 



^ 



-T 



o 



iC 



LO 



^ 



CO 



-r 



-f' 



co 



P3 "S e 







































T5 







































"" 













































































c -3 



b- 



X 



Ol 



Ol 



b- 



<# 



01 



lO 



b- 



Ol 



b- 



ip 



cc 



© 



b- 



b. 



Ol 



© 



-=> g • 



c ^ 



do 



6 



4n 



-* 



X 



CC 



-fl 



c'o 



Ol 



c'o 



X 



rH 



Ol 



o 



LO 



-^ 



cb 



« Jo 



o 



-h 



3 



co 



^ 



-t- 



Ol 



Ol 



CC 



kfi 



Ol 



Ol 



CO 



CO' 



-t^ 



b- 



-^ 



VC 



■g p^" 1 * 



(M 



ci 



Ol 



CM 



(M 



Ol 



Ol 



01 



OT 



Ol 



Ol 



Ol 



Ol 



Ol 



Ol 



Ol 



Ol 



1 a 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



1 



EH 







































4^ 









































o 



71 



© 



© 



CO 



os 



OS 



lO 



OS 



X 



iO 



^ 



© 



© 



§ 



b- 



© 



CO 



£'5o' 



Q3 CD 



56 



t~ 



b- 



i — 





<tf 



r—l 



-i- 



b- 



Ol 



to 



b- 



© 



9 



00 



i-O 





oq 



cq 



01 



cm 



© 



"* 



© 



9 



© 



b 



L^ 



X 



CO 



cc 



cc 



c 



CO 



CM 



© 



+ 



+ 



+ 



+ 



-f 



+ 



4 



+ 



+ 



1 



1 



1 



1 



4- 



+ 



1 



1 



1 







































. T3 

 Pi > ■ 



t~ 



lO 



CO 



© 



id 



lO 



CM 



TH 



© 



© 



iO 



00 



01 



© 



lO 



CO 



b- 



cc 



cb 



cb 



CO 



CO 



ih 



cb 



i 



cb 



LO 



cb 



cc 



ih 



6o 



CM 



Ol 



X 



9i 



9 



PQ © ^ 



OS 



OS 



OS 



CO 



© 



X 



CO 



X 



-H 



cc 



CO 



cc 



c 



X 



CC 



b- 



X 



■ CO ^ 



0-£ 



i 



1 



1 



1 



| 



| 



i 



1 



1 



! 



1 



1 



j 



1 



1 



1 



| 



7 



o 













































































'eS 







































"fl 



o 



JO 



«* 



Ol 



rjn 



o 



© 



© 



C 



© 



© 



9 



l0 



lO 



b- 



b- 



c 



to 



s s%, 



°w 



cm 



b- 



»h 



CM 



© 



-+ 



c 



cb 



-n 



c 



,I_| 



b- 



Ol 



i 



X 



-T 



9 



oo 



ol 



io 



o 



X 



IC 



CO 



CO 



co 



X 



co 



CO 



01 



CO 



b- 



cc 



•* 



ia 



03 .s r 



CM 



Ol 



01 



Ol 



Ol 



CM 



Ol 



Ol 



i — i 



1— 1 



T— 1 



Ol 



Ol 



Ol 



01 



Ol 



cq 



ro tSJ 1 





1 





1 



1 



I 







| 











1 



1 



j 



















































































s 







































^ 













































































3-g 







































a a 



CO 



OS 



lO 

































o <n 



CO 



cc 



X 



b- 



<tf 



8 



X 



uo 



CC 



-* 



vo 



01 



§ 





cC 



OS 





X 



a 'J «^ 



so 



uO 



CC 



X 



b- 



kC 



CM 



CO 



Ol 



2 



CM 



Ol 



X 



© 







OS 



CO 



cc 



cc 



CO 



CO 



-t< 



-H 



-rf- 



-t 



CO 



CO 



2 



cc 



-t 



5 



-^ 



CO 



o 



c 



c 



c 



© 



© 



© 



© 



c 



© 



8 



© 



o 



© 



© 



o 



8 



© 



9 



9 



9 



9 



9 



9 



9 



9 



9 



9 



9 



9 



9 



© 



9 







































pq 























































































































Is 



















o 



> 





















<a 









' 











O" 



) 





t: 

















S 





o 



" K 



















> p 

















£ 









£ 







3 







% 



c 





§ 





E 





1 





_p 









5 



"c 





> 



c 



p 



P 

 C 



'p 



- s 



1 — 





p 



c 



I t 



s T 



c 



"S 



. a 



J 



D g 









5 



; 





e 



P- 



X 



C 



< 





H- 





J2 



e 



is 



C 



H 



EH 



