436 Mr. C. H. Lees on the Law of Cooling, and its bearing 

 Nickel -plated Iron bar cooled in water-jacket. 









^_^ 

















5 

















-<| s 











CO 





d 



1 1 



h 











0) 







g l<M 



1 1 





17 ! 



it— i 







d 



o 



P 



i 



1 * 



S> 



1 S g 



h 



f 





i 



> 



I 



v • 



| + 



s 



rfS 1 



r«S 



§ 

















C2 



CO 













<N 



CO 





IN 













| 



O 

















<M 















> 

 1 































1836 



74-77 



•3965 







Means 



2 



•44 



69 78 



•4031 







of 5. 





4 





65-10 



094 











6 



•57 



60-72 



159 











8 





56-74 



223 











10 



•67 



53 04 



291 











12 





49-73 



348 











14 



•72 



46-92 



404 











16 





43-70 



474 











18 



•78 



40-92 



540 









Another 



20 





38-42 



603 



•0638 



•0631 





exp. gave 



22 



•81 



36-02 



669 



38 



31 







24 





33-91 



731 



37 



30 







26 



•85 



31-88 



795 



36 



29 







28 





30 00 



858 



35 



28 



•003149 



•003198 



30 



•87 



28-28 



920 



29 



23 







32 





26-67 



983 



35 



30 







34 



•89 



25-09 



•5049 



45 



40 







36 





23-78 



108 



34 



29 







38 



•93 



22-55 



169 



29 



24 



3136 



3187 



40 





21-25 



236 



33 



28 







42 



•96 



20-00 



305 



36 



31 







44 





19-02 



363 



32 



27 







46 



•98 



17-91 



431 



36 



30 







48 





16-96 



495 



37 



30 



3146 



3161 



50 



•99 



1616 



552 



32 



25 







52 





15-27 



621 



38 



31 







54 



1901 



14-51 



682 



33 



26 







56 





13-79 



745 



37 



30 







58 



•03 



1306 



815 



36 



29 



3141 



3147 



60 





12-41 



875 



39 



32 







62 



•03 



11-84 



934 



29 



22 







64 





11-25 



•6000 



37 



31 







66 



•03 



10-71 



062 



31 



26 







68 





10-20 



127 



32 



28 



3139 



3180 



70 



•03 



9-79 



179 



27 



23 















Mean... 



•003139 



•003179 



n = 1-21. c =-112. 



m =573-4 grams. c' = -00101. 



s = 162*2 sq. centims. 



h _ -00316 573-4 

 c -21 162-2 



= 0520. 



