NO. 8. 



PENDULUM OBSERVATIONS. 



15 



July 25, 1892. 

 Comparison of Clocks. 



log 1* Hohwtt = 41 . 10-7 



Hawelk Hohwfl 



h m s h m 



12 30 58-5 1 52 56-5 



32 36-5 54 35 



12 31 47-5 1 53 45'75 



log is Hawelk = 0-0022086, log 1 Hawelk == 0-0022076 



Bar ll fe 58w 766' 1 19.3 = 763'8, 



4 765'3 19.6 = 762-9 



