in the length of the pendulum vibrating seconds. 
4 97 
y 
May 13, A. M. Shanklin Farm. 
Clock losing 9 s , 4. Barometer 30,08 inches. 
Temp. 
Time of coin- 
cidence. 
Arc 
of vibra- 
tion. 
Mean 
Arc. 
Interv al 
in 
seconds. 
No. of 
vibrations. 
Observed 
vibrations 
in 24 hours 
Correc- 
tion for 
Arc. 
Vibrations 
in 24 hours. 
6°08 
60,9 
h. m. s. 
9.12.17 
20.43 
29.10 
37.37 
4 6. 5 
54.32 
10. 3. 0 
11.28 
19-56 
28.24 
36.53 
O 
1,16 
1,12 
1,0 6 
1,02 
0,97 
0,93 
0,88 
0,S4 
0,82 
0,77 
0,73 
O 
1,14 
1,09 
1,04 
0,99 
0,95 
0,90 
0,86 
0,83 
0,79 
0,75 
50 6 
50 7 
507 
508 
50 7 
50S 
508 
508 
508 
509 
S. 
2.13 
1,95 
1,77 
1,60 
1,48 
1,32 
1,21 
1.13 
1,02 
0,92 
60,8 
Mean 
507,6 
505,6 
86050,28 
1,45 
* 86051,73 
May 13, F 
>. M. 
Barometer 30,08 inches. 
60,9 
61,1 
0. 20.36 
29. 2 
37.29 
45.56 
54.23 
1. 2.50 
11.18 
19.46 
28.14 
36.42 / 
45.10 
1,18 
1,13 
1,08 
1,03 
0,98 
0,94 
0,91 
0,86 
0,82 
0,79 
0,76 
1,15 
1,10 
1,05 
1,00 
0,96 
0,92 
0,88 
0,84 
0,80 
0,77 
506 
507 
507 
507 
50 7 
50S 
50S 
508 
508 
508 
2,17 
1,99 
1,81 
1,64 
1,51 
1,39 
1,27 
1,16 
1,05 
0,97 
61,0 
Mean 
507,4 
505,4 
86050,14 
1,50 
86051,64 
