1878.] using the Balance with great delicacy, §-c. 



VII. — June 18. — Determination of 1 Scale Division. 



31 



Eider on 

 beam. 



Extremities of 

 oscillations. 



Eesting point. 



Mean of pre- 

 ceding and 

 succeeding 



resting points. 



Differences due 

 to E-L. 



E 



171-6 



190-7 

 172 7 



181 -42 







L 



210-3 



225 -3 

 212-4 



218-32 



180 -47 



37-85 



E 



189 -2 



171 -7 

 185-5 



179 52 



217-54 



38-02 



L 



223 -2 



210-8 

 222-3 



216-77 



179 -04 



37-73 



E 



185-0 



173 -2 

 182 -9 



178-57 



216-17 



37-60 



L 



220 -2 



211-3 

 219-5 



215 -57 



178 -22 



37 -35 



E 



189-1 



168 -8 

 184-8 



177 -87 







Mean R — L=37'71 divisions. 

 ■3982 



.'. 1 scale division = — — ='00870 milligramme. 

 3771 



