Report of the Kew Committee, 



381 



Vibration Observations for Absolute Measure of Horizontal Eorce. 



Month. 



G. M. T. 



Tempe- 

 rature. 



1875. 



d h m 







26 11 55 a.m. 



51-6 





'iO P.M. 



OO 





23 12 2 P.M. 



44-6 





O i P.M. 



47'0 





20 12 12 p.m. 



47-9 





20 2 o7 P.M. 



49-2 



1876. 









Jo 11 ddA.M. 



37'0 





ore O /I -1-1 ir 



ZD J 40 P.M. 



431 





2d 11 57 A.M. 



50-6 





16 Z o4 P.M, 



51-3 





27 12 2 P.M. 



41-4 





0^r o o^ _ , 



27 o 27 P.M. 



46-6 





ort 1 o ^ 



25 12 b P.M. 



61-8 





OK Q OQ Ti 



6 Ao P.M. 



65*8 





or* 1 o r\ 



26 12 9p.m. 



66-0 





Jo oil p.m. 



567 





27 11 44 a.m. 



72-8 





J7 u Jo P.M. 



82-0 



July 



26 11 52 a.m. 



78-3 





26 3 20 P.M. 



84-6 





28 11 33 a.m. 



66-9 





28 3 11 P.M. 



69-2 





26 11 25 a.m. 



65-3 





26 3 16 p.m. 



67-5 



Time of 

 one Vi- 

 bration. 



4-6179 

 4-6235 

 4-6255 

 4-6252 

 4-6261 

 4-6253 

 4-6233 

 4-6254 

 4-6260 

 4-6274 

 4-6206 

 4-6232 

 4-6293 

 4-6285 

 4-6286 

 4-6265 

 4-6330 

 4-6344 

 4-6357 

 4-6356 

 4-6338 

 4-6338 

 4-6323 

 4-6305 



Log ?wX. 

 Mean. 



Value 

 of m. 



0-31403 



0-31278 



0-31302 



0-31272 



0-31290 



0-31330 



0-31320 



0-31212 



0-31319 



0-31297 



0-31238 



0-31266 



0-53005 



0-52888 



0-52915 



0-52876 



0-52918 



0-52997 



0-52936 



0-52832 



0-52907 



0-52864 



0-52848 



0-52867 



