GENERAL SIR EDWARD SABINE ON TERRESTRIAL MAGNETISM. 
193 
NORTH EQUATORIAL ZONE IV.— Lat. 30° N. to 40° N. (continued). 
Declination. 
Inclination. 
Force in 
British units. 
Stations. 
Lat. N 
Long. E. 
Date. 
Ob- 
served. 
Correction 
Ob- 
served. 
|Cor. to 
Observers. 
to Epoch 
1842-5. 
Corrected. 
Epoch. 
1842-5. 
Corrected. 
o / 
o / 
° 7 
0 / 
O 
0 / 
0 
, 
30 19 
181 20 
1850 
47 46 
47-8 if. 
Collinson. 
39 56 
184 43 
1848 
58 30 
58-5 n. 
Moore. 
38 50 
185 43 
1848 
57 27 
57-5 N. 
Moore. 
38 22 
186 34 
1848 
54 44 
54-7 n. 
Moore. 
37 13 
188 14 
1848 
57 25 
57 4 x. 
Moore. 
I a 
35 03 
188 54 
1848 
56 40 
56-7 if. 
Moore. 
33 27 
1S9 21 
1848 
55 06 
551 n. 
Moore. 
31 43 
190 00 
1848 

54 05 
53 8 n. 
Moore. 
A ‘a (3 observations) 
37 27 
193 26 
1852 
15 15 e. 
15-3 e. 
Crane. 
A ia (2 observations) 
35 19 
194 03 
1852 
12 50 e. 
12-8 e. 
Crane. 
A a, (2 observations) 
33 16 
194 37 
1852 
13 04 e. 
13-1 E. 

Crane. 
A| 'a (2 observations) 
31 30 
195 24 
1852 
12 51 e. 
12-9 e. 
I 
Crane. 
Al a (3 observations) 
30 51 
197 21 
1852 
13 09 e. 
13-2 e. 
Crane. 
A a 
38 21 
213 30 
1827 
17 18 e. 
17-3 e. 
Liitke. 
7 l 
30 19 
215 30 
1827 
13 28 e. 
13-5 e. 
39 47 
219 12 
1846 
17 07 e. 
171 E. 
Kellett. 
Al a 
38 15 
226 00 
1846 
15 52 e. 
15-9 e. 
Kellett. 
37 50 
230 00 
1846 

Kellett. 
37 23 
232 10 
1846 
15 34 e. 
15-6 e. 

Kellett. 
35 31 
233 12 
1830 
1 1-9 E. 
1 
34 50 
233 28 
1830 
12 10 e. 

12-2 e. 
Erman. 
Atl i 
31 51 
234 15 
1830 
11 40 e. 
11-7 E. 
56 15 
5 6 : 3 n. 
10-83 
Erman. 
At i 
31 25 
234 31 
1830 
11 53 e. 
11 9 E. 
Atl a 
39 12 
235 09 
1830 
63 47 
63-8 n. 
11-61 
Erman 
At] i 
30 31 
235 38 
1830 
10 26 e. 
10-4 e. 
55 03 
55-1 if. 
10-52 
Erman. 
At L . 
35 25 
235 42 
1846 
15 40 e. 
15-7 e. 

Kellett. 
At i 
38 16 
235 47 
1830 
13 08 e. 
13-1 E. 
M(h.ofiino Tta.y 
39 18 
236 13 
1857 
16 35 e. 
0 15 w. 
16-3 e. 
I 
( jsj. Coast Survey. 
Ati 
37 05 
236 15 
1830 
14 53 e. 
14-9 e. 

EiOj Mountain 
38 30 
236 54 
1860 
16 23 e. 
0 18 w. 
16-1 E. 
U. S. Coast Survey. 
Po Bodega 
38 18 
236 58 | 
1839 
1842 
15 20 e. 
16 00 e. 
0 03 e. 
15- 4 e. 1 
16- 0 e. 
■ 15‘7 E. 
62 53 
62-9 n. 
1 12-22 
Belcher. 

Duflot de Mofras. 
Pu , de los Keyes . . . 
38 00 
237 00 
1857 
15 45 e. 
0 15 w. 
15-5 e. 

U. S. Coast Survey. 
Bo a Camp 
38 18 
237 00 
1860 
16 19 e. 
0 18 w. 
16 0 e. 

TJ. S. Coast Survey. 
U. S. Coast Survey. 
Soi Earallone Light 
37 42 
237 01 
1857 
15 40 e. 
0 15 w. 
15-4 e. 
At 
37 42 
237 15 
1830 
14 49 e. 
14-8 e. 
Erman. 
TJ. S. Coast Survey. 
Po: Boneta 
■37 49 
237 29 
1852 
15 27 e. 
0 10 w. 
15-3 e. 

( 
1827 
15 27 e. 
0 25 e. 
15-9 e. ) 
62 35 
62-6 n. ) 
j 1 
Beechey. 
1830 
14 51 e. 
0 12 e. 
15-1 E. 1 
62 38 
62-6 n. | o 
12-01 j 
Erman. 
Sai rancisco 
37 46 
237 33 -1 
1831 
1838 
15 20 e. 
0 04 e. 
15-4 e. 
1 5 -5 e. 
62 58 
63-0 n. [ co - 
V62-5n. 
11-95 1 
12 08 U 203 
Douglas. 
62 00 
62-0 if. [ 
Belcher. 
I 
1852 
15 30 e. 
0 10 w. 
15-3 e. | 
62 32 
62-5 if. | 
Emory and U. S. C. S. 
t 
1866 
16 26 e. 
0 24 w. 
16-0 e. ) 
62 22 
62-4 nJ 
12-17 J 
Harkness. 
Sar rancisco Soleno.. 
38 17 
237 36 
1831 
| 63 24 
63-4 if. 
12-07 
Douglas. 
San >se 
37 32 
238 00 
1831 
62 52 
| 
62 9 n. 
1202 
Douglas. 
Beechey. 
( 
1827 
15 38 e. 
0 23 e. 
16-0 e. T 
) 
1 1 -95 ) 
| 
1831 

62 08 
62-1 n. j 
11-90 | 
Douglas. 
Mo: rey 
36 38 
238 06 -j 
1837 
1839 
14 30 e. 
0 08 e. 
14-6 e. | 
^ 14-9 e. 
61 15 
6L3n. 1 R 
61 1 n. f 61 H 
i 1 * 1)8 h 11 ' 94 
La Yenus. 
j 14 13 e. 
0 05 e. 
14-3 e. j 
61 04 
Belcher. 
1843 

61 59 
62-0 n. | 
] 1 
Perry. 
l 
1851 
14 58 e. 
0 10 w. 
14-8 E. ) 
...... ) 
J 
U. S. Coast Survey. 
La 1 edad 
36 24 
238 36 
1831 
62 04 
621 if. 
11 94 
Douglas. 
Douglas. 
Emory. 
Douglas. 
Douglas. 
TJ. S. Coast Survey. 
San itonio 
36 01 
238 42 
1831 
61 46 
61-8 n. 
11-85 
Saci lento 
38 34 
238 43 
1852 
| 
64 03 
64 "1 n. 
San iguel 
35 45 
239 00 
1831 
61 40 
+ 11 
619 n. 
59 - 5 *:} 60-5 N 
San iis Obispo 
35 11 
239 16 | 
1831 
1854 
14' 17 e. 
0 12 w. 
14-Ye. 
61 17 
59 42 
La 1 issima 
34 40 
239 33 
1831 
60 53 
+n 
61T n. 
11-75 
Douglas. 
U. S. Coast Survey. 
Douglas. 
Douglas. 
Pon Conception 
34 27 
239 33 
1850 
13 50 e. 
0 08 w. 
13-7 e. 
Sant jiez 
34 36 
239 49 
f 
1831 
60 53 
+11 
+11 
61-1 N. 
1 1-81 
Sanl Barbara .... 
1831 
] 
60 48 
610 n. ] 
11-87 ) 
34 24 
240 18 { 
1839 
13 28 e. 
0 03 e. 
13-5 e. 
- 13 6 e. 
58 54 
+ 3 
59 0 n. UO-On . 1 
11-74 1 1181 
Belcher. 
— 
[ 
1854 
13 30 e. 
0 08 e. 
13 6 e. J 
J 
J 
U. S. Coast Survey. 
MDCCCLXXY. 2 D 
