NO. 8.] 



PENDULUM OBSERVATIONS. 



13 



TY J 

 Of 



Christiania (the Observatory). Observer, Professor SCHWTZ. 



Distance I = 1691 mm., thermometer 20, barometer Adie 1504. 



Pendulum 



h m s 



5 11 32 



10 44 46 



Hohwtt 

 h m s 

 9 12 26 

 2 4445-5 



July 21, 1892. 

 Comparison of Clocks. 



Error of Pendulum 

 s 



July 21, Sf 1 a. m. 54'94 

 , 22, - 55-25 



Bar. 



24 



758 19.l = 755-7. 



log 1* Hohwfl = -35.10-7 



log Hohwti = 2-8456044 



log Hawelk = 2-8427756 



0-0028288 



log i Hohwtt = - 35 

 log 1* Hawelk = 0-0028253 



757-5 19.3 = 755-2 



33 



