GENERAL SIR EDWARD SABINE ON TERRESTRIAL MAGNETISM. 169 
NORTH EQUATORIAL ZONE I. — Lat. Equator to 10° N. (continued). 
1 
Declination. 
II 
Inclination. 
Lat. N 
Long. E. 
Date. 
Ob- 
served. 
Correction 
to Epoch 
1842-5. 
Corrected. 
Ob- 
served. 
Cor. tc 
Epoch 
1842-5 
) 
i Corrected. 
Force in 
British units. 
Observers. 
2 30 
329 21 
1830 
o / 
° 
30 47 n. 
30-8 n. 
7-81 
Erman. 
1 40 
329 24 
1830 
10 28 w 
10-5 w. 
Erman. 
9 49 
329 30 
1830 
10 00 w 
10 0 w. 
Young. 
0 26 
329 35 
1830 
27 16 n. 
27-3 n. 
7-55 
Erman. 
4 01 
329 42 
1830 
11 08 w 
11-1 w. 
Erman. 
4 26 
329 45 
1830 
34 30 n. 
34-5 n. 
7- 87 
Erman. 
5 30 
329 48 
1846 
13 57 w 
14-0 vv. 
Sulivan. 
2 48 
329 49 
1830 
j 9 57 vv 
10 0 vv. 
Erman. 
0 41 
329 56 
1852 
13 23 w 
13-4 w. 
Denham. 
3 25 
330 10 
1846 
12 49 w. 
12-8 w. 
Sulivan. 
8 23 
330 14 
1851 
9 30 w. 
9-5 w. 
Smith. 
0 24 
330 19 
1840 
7- 32 
Boss. 
0 51 
330 35 
1832 
7 20 w 
7-3 w. 
FitzRoy. 
3 22 
330 36 
1846 
12 55 w. 
12-9 w. 
Sulivan. 
1 00 
330 37 
1832 
9 23 w. 
9-4 w. 
FitzRoy. 
0 56 
330 40 
1840 
11 50 w. 
11-8 w. 
27 08 n. 
27-1 n. 
7-46 
Ross. 
3 39 
330 49 
1836 
10 27 w. 
10-5 vv. 
FitzRoy. 
2 32 
330 53 
1836 
10 23 w. 
10-4 w. 
FitzRoy. 
1 20 
330 55 
1832 
10 39 w. 
10-7 w. 
FitzRoy. 
5 18 
331 03 
1852 
13 43 w. 
13-7 w. 
Denham. 
2 49 
331 06 
1846 
12 58 w. 
13 0 w. 
Sulivan. 
5 45 
331 10 
1830 
35 25 n. 
35-4 n. 
7-68 
Erman. 
1 12 
331 16 
1838 
26 27 n. 
26-5 n. 
7-48 
Sulivan. 
2 06 
331 25 
1839 
7-47 
Ross. 
3 02 
331 33 
1852 
14 11 w. 
14-2 w. . 
Denham. 
1 57 
331 38 
1839 
13 16 w. 
13-3 w. 
Ross. 
2 10 
332 10 
1832 
11 08 w. 
Il l w. 
FitzRoy. 
7 26 
332 36 
1830 
36 51 n. 
36-8 n. 
8-19 
Erman. 
3 18 
332 46 
1839 
12 18 w. 
12 -3 w. 
29 52 n. 
29-9 n. 
7-52 
Ross. 
5 12 
332 48 
1852 
14 44 w. 
14-7 w. 
Denham. 
8 50 
332 58 
1832 
12 44 w. 
12-7 w. 
FitzRoy. 
8 33 
333 16 
1830 
11 42 w. 
11-7 w. 
Erman. 
9 39 
333 24 
1830 
13 00 vv. 
13 0 w. 
39 12 n. 
39-2 n. 
8-19 
Erman. 
6 36 
333 26 
1836 
14 43 w. 
14-7 w. 
Du Petit Thouars. 
5 13 
333 35 
1839 
7 73 
Ross. 
7 58 
333 41 
1852 
15 51 w. 
15-9 w. 
Denham. 
3 33 
333 49 
1842 
8-02 
Lefroy. 
6 46 
333 54 
1839 
14 58 w. 
15 0 w. 
7-83 
Ross. 
4 45 
333 59 
1839 
14 21 w. 
14-4 vv. 
Du Petit Thouars. 
2 10 
333 59 
1843 
13 15 w. 
13-3 w. 
26 1 1 n. 
26-2 n. 
Ross. 
6 42 
334 04 
1846 
14 45 w. 
14-8 w. 
H.M.S. ‘ Fly.’ 
8 39 
7 58 
334 25 
334 31 
1850 
1852 
15 50 w. 
15 51 w. 
15-8 w. 
15 -9 w. 
Collinson. 
Denham. 
8 48 
334 32 
1838 
37 07 n. 
37-1 n. 
8-19 
Sulivan. 
2 51 
334 38 
1839 
14 10 w. 
14-2 w. 
Ross. 
9 48 
334 41 
1839 
39 12 n. 
39-2 n. 
8-15 
Ross. 
1 30 
335 07 
1839 
14 31 w. 
14 5 w. 
Du Petit Thouars. 
5 53 
335 15 
1843 
14 44 w. 
14-7 w. 
31 21 n. 
31-4 n. 
Ross. 
5 25 
335 15 
1850 
16 17 w. 
16-3 w. 
Collinson. 
6 32 
335 19 
1832 
14 23 w. 
14-4 vv. 
Prussian ships. 
2 38 
335 27 
1850 
16 07 w. 
161 vv. 
Collinson. 
4 12 
335 30 
1838 
30 35 n. 
30-6 n. 
7-41 
Sulivan. 
8 58 
335 34 
1842 
15 15 w. 
15*3 w. 
Berard. 
0 09 
335 35 
1839 
14 53 vv. 
14-9 vv. 
Du Petit Thouars. 
2 40 
335 47 
1842 
7-67 
Lefroy. 
4 10 
335 49 
1850 
18 16 w. 
18 3 w. 
Collinson. 
0 50 
335 50 
1841 
19 05 n. 
19-1 N. 
In the ‘ J ohn Fleming.’ 
7 58 
335 51 
1852 
16 40 w. 
16-7 w. 
Denham. 
1 43 
336 07 
1842 
7 71 
Lefroy. 
8 16 
336 07 
1843 
14 23 vv. 
14-4 w. 
34 14 n. 
34-2 n. 
Ross. 
2 31 
336 20 
1829 
14 08 w. 
14-1 w. 
Liitke. 
0 44 
3t)b 22 
1850 
15 51 w. 
15-9 w. 
Dayman. 
A ea (2 observations) 
A 3a (2 observations) 
4 sa 
A] 3a 
A 3a 
Al ;a (4 observations) 
m 
St 'aul’s roots 
Alta 
A a 
A| a 
A a (2 observations) 
A a 
a| a :::::::::::::::::::: : 
A a (2 observations) 
At a 
Al a 
At a 
Al a 
Alj a (4 observations) 
Al 
At] 
Atl a (2 observations) 
At i (4 observations) 
At 
Ati i (4 observations) 
At i 
Atl i 
At i (3 observations) 
(2 observations) 
' 
ieM 
At 
At 
loits At 
. (4 observations) 
i (4 observations) 
(2 observations) 
(2 observations) 
At | l (9 observations) 
(2 observations) 
(3 observations) 
(2 observations) 
(3 observations) 
(2 observations) 
2 A 
MDCCCLXXV. 
