130 Report of the Kew Committee. 



Observations of Deflection for Absolute Measure of Horizontal Force. 





a. m. t. 



Distances 

 of 



Centres of 

 Magnets. 



Tempe- 

 rature. 



Observed 

 Deflection. 



L °g 



j-VJLeaii. 



1879. 



d. 



h. 



m. 



foot. 



o 













27 



12 



32 p.m. 



± u 



55 '8 



15 



34 



5 









o 





13 

 10 



57-0 



H 



7 



1 



OO 



14 



9» 



9 '12936 











1-3 





7 







56 







25 



12 



28r.M. 



l'O 



39 5 



15 



35 



14 









Q 





13 

 1-0 



41 -4 



7 



10 



1 



oo 



40 



9*7 



Q • 1 9SQQ 











13 





7 



1 



51 







22 



12 



22 p.m. 



l'O 



41*0 



15 



35 



37 









o 



no 



23 „ 



13 

 10 



43 



7 



Id 



1 



O 1 



34 



58 

 41 



9 "12904 



1880. 









13 





7 



1 



30 







27 



12 



25 P.M. 



1*0 



23 "6 



15 



37 



10 







9 



ZZ „ 



1-3 

 10 



23*5 



7 



2 



55 



1 8 

 lo 



9 -12890 











13 





7 



2 



46 







24 



12 



29 p.m. 



JL U 



42 "2 



15 



35 



29 









OD ,, 



1-3 

 1-0 



42-2 



7 



±0 



1 



o! 



53 



9 '12902 











1-3 





7 



1 



30 







25 



12 



26 p.m. 



JL U 



54 '8 



15 



33 



6 









2 



30 „ 



1-3 

 10 



6o'-7 



7 

 lo 







o o 



52 



a 

 D 



9 ' 12898 











13 





7 







27 







27 



12 



30 p.m. 



l'O 



52 - 1 



15 



32 



51 









67 „ 



1-3 

 10 



54-4 



7 

 id 







Q1 



ol 



41 



0/ 



9 '12853 











13 





7 







18 







24 



12 



34 p.m. 



J. u 



65 "6 



15 



29 



51 







2 



34 „ 



13 

 10 



65-0 



6 

 lo 



59 

 30 



27 

 17 



9 ' 12836 











13 





6 



59 



42 







29 



12 



34 p.m. 



JL U 



/ 'J o 



15 



29 



15 











OA 



24 „ 



1-3 

 10 



77-7 



6 



10 



59 



98 



6 



^i 



Oil 



9 '12861 











13 





6 



58 



48 







26 



12 



32 p.m. 



i. u 



/ JL O 



15 



29 



25 







2 



40 „ 



13 

 10 



67 9 



6 

 15 



59 

 29 



23 

 42 



9 '12848 











1-3 





6 



59 



25 







23 



12 



39 p.m. 



1 U 



Ol O 



15 



32 



45 









3 



7 „ 



1-3 

 10 



68 -1 



7 

 15 





 31 



38 

 15 



9 '12927 











13 





7 







3 







28 



12 



43 p.m. 



10 



63-3 



15 



32 



3 







2 



37 „ 



1-3 

 10 



67 -2 



7 

 15 





 31 



25 

 18 



9-12900 











1-3 





6 



59 



49 





