3^0 Mr. Christie on the diurnal deviations of the 
Table of the Deviations of a Magnetic Needle having the North end held in equilibria , 
at South by tioo bar Magnets placed in the line of the Dip, on the 26 th April, 
Before Noon. 
Observations 
Commenced, undis- 
Concluded, after 
turbed. 
vibration. 
Time. 
Direction. 
Direction. 
Time. 
h. m. 
O / 
0 1 
h. m. 
2 15 
+ 2 00 
+ 2 OO 
2 '7 
2 32 
2 OO 
2 04 
2 35 
2 57 
2 °3 
2 08 
3 00 
3 28 
2 OS 
2 IO 
3 3 ° 
3 57 
2 IO 
2 l8 
4 00 
4 28 
2 20 
2 22 
4 3 i 
4 56 
2 24 
2 38 
5 °i 
5 2 7 
2 40 
2 50 
5 3 ° 
5 57 
2 5 2 
2 58 
6 00 
6 28 
3 02 
3 H 
6 30 
6 57 
3/ 20 
3 30 
7 00 
7 2 7 
3 28 
3 34 
7 3 ° 
7 57 
3 34 
3 3 6 
8 01 
8 27 
3 36 
3 3 6 
8 3 ° 
8 56 
3 3 ° 
3 18 
{:£} 
9 00 
9 2 7 
3 10 
9 3 ° 
9 57 
2 44 
2 36 
10 00 
10 29 
2 10 
2 06 
10 30 
10 42 
2 00 
1 47 
5 1 28 1 
1 1 24 f 
10 45 | 
1 1 00 
10 57 
1 30 
11 07 
1 25 
1 20 
: 1 10 
11 13 
I 22 
{"31 
( I I O 7 
1 1 25 
11 23 
I IO 
{ 1 08 1 
1 1 28 
I 08 
I 04 
11 30 
11 43 
I OO 
0 56 
11 45 
11 57 
O 52 
0 44 
0 00 
After Noon. 
Observations 
Commenced, undis- Concluded, after 
turbed. 
Time. 
h. m. 
o 12 
o 28 
0 43 
0 58 
1 14 
I 27 
44 
58 
H 
3 1 
43 
z 51 
2 58 
3 13 
3 28 
3 43 
3 58 
4 13 
4 26 
4 42 
4 58 
5 14 
5 2 9 
5 44 
5 59 
6 14 
Direction, 
o / 
4-0 40 
0 34 
o 28 
O 22 
O 22 
O 22 
o 32 
o 40 
o 54 
12 
08 
1 12 
1 10 
1 27 
1 46 
2 20 
2 36 
2 20 
2 16 
2 20 
2 26 
2 42 
3 00 
3 06 
3 04 
3 02 
vibration. 
Observations 
Commenced, undis- Concluded, after 
turbed. vibraiion, 
Direction. 
Time. 
Time. 
Direction. 
Direction. 
Time 
O 
h 
m. 
h. 
m. 
O 
t 
0 / 
h. in 
+ 0 
38 
0 
15 
6 
3 ° 
+ 3 
04 
+ 3 06 
6 3 
O 
3 2 
0 
3 ° 
6 
44 
3 
10 
3 12 
6 41J! 
O 
20 
0 
45 
6 
59 
3 
10 
3 10 
7 0( 
O 
22 
1 
00 
7 
14 
3 
08 
2 58 
7 l| 
O 
20 
1 
15 
7 
2 9 
2 
54 
2 50 
7 
O 
26 
1 
3 ° 
7 
44 
26 7 
22 { 
2 46 
7 45 
O 
38 
1 
45 
7 
59 
2 
5 2 
2 50 
8 ot 
O 
5 2 
2 
00 
8 
>4 
2 
5 2 
2 52 
8 it 
I 
08 
2 
‘5 
8 
3 ° 
2 
4 6 
2 34 
831; 
I 
20 
2 
33 
8 
44 
2 
42 
2 46 
8 +i 
0 
58 
2 
45 
8 
59 
2 
46 
2 52 
9 oc 
I! 
16 l 
10 3 
2 
5 2 
9 
14 
2 
48 
2 44 
9 «J 
1 
12 
3 
00 
9 
3 ° 
2 
46 
2 42 
9 3 ' 
1 
44 
3 
15 
9 
44 
2 
4 2 
2 40 
9 45 
2 
1 2 
3 
3 ° 
9 
58 
2 
38 
2 40 
10 00 
24 7 
34 3 
3 
45 
10 
2 9 
2 
42 
2 44 
10 3c 
2 
40 
4 
CO 
10 
58 
2 
44 
2 40 
II oc 
C 
187 
14 ) 
4 
l 5 
16 
57 
2 
44 
2 48 
17 oc 
{* 
06 7 
20 j 
4 
3 ° 
17 
29 
2 
56 
3 
'7 3 C 
2 
2 4 
4 
45 
17 
57 
3 
04 
3 06 
18 oc 
2 
28 
5 
00 
18 
29 
3 
09 
3 !0 
18 3c 
3 
00 
5 
15 
*8 
59 
3 
18 
3 3 ° 
19 cc 
3 
04 
5 
3 ° 
19 
2 9 
3 
40 
OO 
'9 3 C 
3 
°4 
5 
45 
19 
59 
3 
48 
3 5 6 
20 oc 
3 
02 
6 
00 
20 
28 
3 
5 6 
4 00 
20 3C 
3 
°4 
6 
15 
20 
59 
3 
58 
3 54 
2 i OC 
— 
