1878.] using the Balance with great delicacy, fyc. 33 



VIII. — June 19. — Determination of 1 Scale Division. 



Eider on 

 beam. 



Extremities of 

 oscillations. 



Eesting point. 



Mean of pre- 

 ceding and 

 succeeding 



resting points. 



Difference 

 due to E — L. 



L 



235 "8 



222-3 

 233 3 



228 '42 



This is so much higher than 

 the rest, probably through 

 being observed soon after I 

 entered the room, that it is 

 rejected. 



E 



197 

 181-2 



1 Q3 -Q 



X.VO V 



188 -32 







L 



228-2 

 222*7 



225-40 



188 -24 



37-16 



E 



197 -4 

 180-7 



188 "17 225 -46 



37-29 



L 



233 6 

 218 -0 



939 • K 



225 -52 



187-63 



37 -89 



E 



191 -7 



183 3 

 190-1 



187-10 



225 -28 



38 18 



L 



230-2 



220-3 

 229-4 



225 -05 



187-35 



37-70 



E 



193-8 



182-5 

 191-8 



187-60 







Mean H— L=37 64 divisions. 



1 scale division=^?= -00872. 

 3/ -64 



VOL. XXYIII. D 



