14G 
MINUTES OF PROCEEDINGS OF 
APPENDIX I. 
Experiments made to determine the time of a small oscillation of the 
pendulum belonging to No. 24, Major Navez’s Ballistic Apparatus. 
N.B. The pendulum was removed from the instrument and swung in the 
needles. Care was taken that the vernier occupied its proper position with 
regard to the bob of the pendulum. 
24th July 1860. 
series 200 vibrations in 66*6 £ 
99 
700 
232-5 
200 
99 
66-7 
99 
200 
99 
66-5 
99 
200 
66-6 
200 
99 
66-6 
500 
99 
166-3 
200 
66-5 
99 
300 
99 
99-9 
500 
99 
166-6 
99 
500 
J9 
166-2 
500 
99 
166-5 
99 
500 
166-6 
99 
200 
99 
66-4 
99 
200 
99 
66-6 
200 
99 
66-4 
99 
200 
99 
66-5 
200 
99 
66-7 
5,700 
1896-7 
econds. 
25th July 1860. 
2nd series 400 vibrations in 132-8 seconds. 
400 
99 
132-9 
99 
99 
400 
99 
132-8 
99 
200 
99 
66-5 
ss 
99 
500 
166-2 
400 
99 
133-0 
99 
99 
r>ris\ 
^\jyj 
99 
66-4 
99 
99 
400 
99 
132-8 
99 
500 
99 
166-3 
99 
3,400 
1129-7 
25th July 1860. 
3rd series 400 vibrations 
in 133*1 seconds. 
200 
99 
66-5 
99 
9i 
200 
66-6 
si 
400 
99 
133-0 
99 
Si 
100 
99 
33-2 
400 
132-9 
ss 
ss 
400 
99 
133-1 
ss 
400 
99 
133-1 
99 
ss 
400 
99 
132-9 
ss 
100 
33-2 
ss 
ss 
400 
”> 
133-1 
ss 
3,400 
1130-7 
