14 Captain Sabine's experiments to determine the 
Experiment 2. Sept, jth, with a dipping needle, (No. 2,) ba- 
lanced by a cross of wires affixed to the axis. 
In the meridian. 
Oscill. 
Arc. 
Time. 
Int, 
, ^ , 
Arc. Time. Int. 
r — ■ ■■■ 
Arc. 
Time. 
Int. 
O 
m 
s 
0 m 
S 
0 m 
s 
O 
3° 
0 
00 
s 
3c 0 
00 s 
30 0 
00 
s 
50 
50 
5° 
IO 
22 
0 
5° 
2 1 0 
50 
O 
N 
50 
49>5 
16 1 
49 
49 
20 
>7 
1 
39.5 
39 
18 1 
39 
28 
48,5 
48,5 
49 
3° 
13 
2 
12 2 
27,5 
12 2 
28 
49 
49,5 
49 
40 
10 
3 
17 
9 3 
17 
10 3 
17 
06 
49 
49 
49 
5° 
6 
4 
6 4 
06 
7 4 
06 
60 
46 
5° 
„ 5o,5 
5° 
4 
4 
4 4 
56,5 
5 4 
56 
46 
5° 
5° 
50 
7° 
2 
5 
2 S 
46,5 
3 5 
46 
70 Oscillations in 
34 6 
346,5 
346 seconds. 
M = 346,17 
Perpendicular to the meridian. 
1 
2 
3 
-A 
Oscill. 
i ' 
Arc. 
Time. 
Int. 
Arc. Time. Int. Arc. Time. 
Int. ^ 
b 
m 
s 
0 m 
S 
0 m 
S 
0 
3 ° 
0 
00 
s 
30 0 
00 s 
30 0 
00 
s 
51 
50,5 
52 
10 
22 
0 
5 1 
23 0 
5°>5 
23 0 
52 
5°>5 
18 1 
5i>5 
51 
20 
1 5 
1 
405 
42 
17 1 
43 
10 
52 
5i 
5 1 
3 ° 
2 
33>5 
1 2 2 
33 
12 2 
34 
8 
5i 
8 3 
5i 
5 1 
40 
3 
24,5 
24 
9 3 
25 
5 1 
5 1 
52 
5 ° 
6 
4 
i5>5 
6 4 
*5 
6 4 
5i 
5 1 
5° 
60 
4 
5 
06,5 
4 5 
06 
3 5 
°7 
50,5 
5 1 
5° 
70 
2 
5 
1 7 
-2 5 
57 
2 5 
57 
70 Oscillations in 357 357 357 seconds. 
P = 357 - 
Ml — 346,17 ~ = -94025 sine of 70° 05 ',8 N. dip. 
P* " 357" " ~ 
