NO. 8.] 



PENDULUM OBSERVATIONS. 



17 



Christiania. The Observatory. 



June llth, 1893. 



Comparison of Clocks. 



Michelet 10& a. m. Error 40'4S 



. 10* p. m. . 41177 log 1 s Michelet =-59. 10-7 



log 1* Hawelk = 0-0026847 



log 1* Hawelk = 0'0026918 



33 



