94 Report of the Kew Committee. 



Vibration Observations for Absolute Measure of Horizontal Force. 



Month. 



a. M. T. 



Tempe- 

 rature. 



Time of 

 one 

 Vibration.* 



Log «X. 

 Mean. 



Value 



of 7)1. "f 



1880. 



d. h. m. 



o 



oz y 



sees. 









98 1 1 KA a -\r 

 Zo 11 04 A.M. 



A-R±Rfi 

 4 040O 









o IZir.M. 



KO.O 



4 D40U 



v ouyo4 



CI-K9AQ9 





25 11 39 a.m. 



55-8 



4-6420 









9, r^Q p Tir 



^ ft/ X . Hi. 



55*1 



4*6405 



0-31071 



U Oil)/ X 







9^ 1 9 1 i3ir 

 _o J.— ± ir.M. 



^•i 



OO 1 



A-RA~l 1 

 4 0411 









2 59 p.m. 



54-2 



4*6406 



0*31 0R8 



()-K9A<iK 



1881. 















98 1 1 KC\ a -vr 

 Zo 11 0U A.M. 



oy o 



4 OoOO 









O Z .P.M. 



A9-R 

 4Z D 



A-RQR9 

 4 OoOZ 



U OlU/ / 



O 0Z4ZZ 





9 A 11 f^Q a Tir 

 Z4 11 oy A.M. 



oy o 



4 OooU 









O 1<J ir.M. 



42*8 



4 OOOO 



o^i n^p - 



"J OIUOO 



U OZ400 





9^ 11 AA a -Ar 

 ZO 11 44 A.M. 



40 1 



A-RQRQ 



4 oooy 









O lO ir.M. 



^iO u 



4 0004 



rvo.i nai 



U OlUol 



U OZ4ZO 





ZO 11 40 A.M. 



Oo / 



A-RA9Q 



4 oizy 









O O ir.M. 



no 4 



4 04ZU 



A-^1 nan 



U 0Z0O0 





9R 11 * ir 

 ZO 11 4y A.M. 



DO Z 



4 04o! 









O 04ir.M. 



tyj i 



A'RA~\ 1 

 4 0411 



rvoi 1 1 r> 



"J 0111U 



n>* : '9zii a 



U OZ41o 





Zo 11 4o A.M. 



0/ 1 



4 04oy 









3 14 P.M. 



68'6 



4*6412 



0-31 1 09 



U Oi-lU-iJ 



0-^94.1 8 



Tnlir 



98 1 1 KA a ir 

 Zo 11 04 A.M. 



/I o 



A-RARK 

 4 040O 









3 16 p.m. 



736 



4*6425 



\j oiuyo 



0-^94.^0 



U O^tfcOU 





26 11 50 a.m. 



697 



4*6467 









3 19 p.m. 



69-7 



4*6442 



0*31065 



0*52385 





28 11 44 a.m. 



59-9 



4-6126 









3 32 p.m. 



64-4 



4*6419 



0-31075 



0*52417 



* A vibration is a movement of the magnet from a position of maximum displace- 

 ment on one side of the meridian to a corresponding position on the other side, 

 f m — magnetic moment of vibrating magnet. 



