L1EUT.-C0L0NEL SABINE ON TERRESTRIAL MAGNETISM. 
183 
Observations of Declination. (Continued.) 
Position. 
Direction of 
1841. 
3 
Declination 
Inclination. 
for ship’s 
attraction. 
Corrected 
Lat. 
Long. 
*£ 
observed. 
ship s head. 
Declination. 
O 
/ 
T. 
O 
/ 
s. by w. \ w.~ 
O 
O 
/ 
Jan. 25 a.m. 
-74 
36 
168 
06 
- 78 
32 
+ 9 
21 
- 69 
ir 
-74 
36 
168 
06 
T. 
- 77 
36 
s. by vv. \ w. 
+ 9 
21 
- 68 
15 
-74 
36 
168 
06 
T. 
- 37 
17 
s.e. byE.f e. 
— 31 
38 
- 68 
55 
-74 
40 
169 
38 
T. 
- 37 
25 
s.e. by e. 
> 
-87 20<I 
-29 
07 
- 66 
32 
-74 
41 
169 
42 
Y. 
- 39 
15 
e.s.e. 
— 32 
28 
- 71 
43 
-74 
41 
169 
42 
Sm. 
- 39 
54 
s.e. by e.^- e. 
-30 
45 
- 70 
39 
-74 
41 
169 
42 
T. 
- 43 
14 
s.e. by E.i e.__ 
— 30 
00 
- 73 
14 
25 p.m. 
-74 
45 
169 
32 
R. 
- 81 
36 
s.s.w. 
+ 12 
23 
- 69 
131 
-74 
45 
169 
32 
R. 
- 81 
08 
s.s.w. 
+ 12 
23 
- 68 
45 
-74 
47 
168 
51 
R. 
- 86 
28 
s.s.w. ^ w. 
+ 15 
13 
- 71 
15 
-74 
47 
168 
51 
S. 
- 87 
19 
s.s.w. 
+ 12 
23 
- 74 
56 
-74 
-74 
47 
44 
168 
168 
51 
22 
T. 
R. 
— 85 
- 85 
35 
15 
s. by w. ^ w. 
s.s.w. 
>• 
-87 
io< 
+ 15 
+ 12 
13 
23 
- 70 
— 72 
22 
52 
-74 
44 
168 
22 
R. 
- 93 
49 
s.w. \ w. 
+ 25 
10 
- 68 
39 
-74 
44 
168 
10 
T. 
- 91 
01 
s.w. by s. 
+ 20 
33 
- 70 
28 
-74 
40 
168 
08 
R. 
- 43 
39 
S.E. \ E. 
-25 
10 
— 68 
49 
26 A.M. 
-74 
55 
168 
25 
T. 
- 94 
09 
s.w. by s. 
+ 18 
03 
- 76 
06 
27 A.M. 
-75 
44 
168 
50 
S. 
- 75 
49 
S.S.E. 
-15 
04 
- 90 
531 
-75 
44 
168 
50 
T. 
- 77 
04 
S.S.E. 
-15 
04 
— 92 
08 
-75 
44 
168 
50 
S. 
-100 
55 
S.S.W. \ w. 
+ 18 
32 
— 82 
23 
-75 
36 
168 
23 
R. 
-100 
26 
S.S.W. 
+ 15 
04 
- 85 
22 
-75 
36 
168 
23 
Y. 
- 99 
06 
s.s.w. 
-87 40< 
+ 15 
04 
- 84 
02 
-75 
36 
168 
23 
T. 
- 45 
19 
E.S.E. 
-37 
42 
— 83 
01 
-75 
36 
168 
23 
R. 
- 46 
18 
s.e. by e.-jE. 
-35 
40 
— 81 
58 
-75 
36 
168 
23 
S. 
- 47 
55 
s.e. by e.-^-e. 
-35 
40 
— 83 
35 
-75 
38 
168 
33 
R. 
- 47 
41 
s.e. by e. 
— 33 
37 
— 81 
18 
29 A.M. 
-77 
37 
175 
43 
Sm. 
-104 
19 
N.|E. - 
"" 
- 2 
48 
-107 
071 
-77 
40 
175 
59 
T. 
-105 
44 
N. ± W. 
+ 1 
24 
— 104 
20 
-77 
40 
175 
59 
T. 
— 114 
11 
n. by w. ^ w. 
+ 8 
20 
-105 
51 
-77 
43 
176 
00 
T. 
-118 
53 
N.N.W. \ W. 
> 
-87 00< 
+ 13 
38 
— 105 
15 
-77 
43 
176 
00 
S. 
— 108 
20 
N. by w. \ w. 
+ 8 
20 
— 100 
00 
-77 
43 
176 
00 
T. 
-116 
26 
n. by w. \ w. 
+ 8 
20 
-108 
06 
-77 
43 
176 
00 
T. 
-104 
30 
N. | W. 
+ 4 
12 
-100 
18 
29 P.M. 
-77 
49 
177 
30 
T. 
- 90 
54 
s.e. by s. "" 
r 
— 15 
22 
— 106 
!61 
-77 
49 
177 
46 
T. 
-104 
52 
N. \ w. 
-86 
40< 
+ 1 
15 
-103 
37 
-77 
50 
178 
13 
R. 
-110 
07 
M- i W. 
> 
+ 2 
30 
-107 
37 
-77 
51 
178 
33 
R. 
-100 
10 
N. | E. 
- 3 
45 
— 103 
55 
30 A.M. 
-77 
47 
180 
34 
S. 
-106 
52 
N.N.W. \ W. 
-86 
20 
+ 10 
35 
- 96 
17 
31 A.M. 
-77 
37 
186 
41 
S. 
- 70 
55 
N.E. \ N. 
r 
— 13 
39 
- 84 
341 
-77 
50 
188 
00 
T. 
- 60 
57 
n.e. by e.L e. 
-19 
13 
- 80 
10 
-77 
50 
188 
00 
T. 
- 66 
38 
n e. by n. 
— 11 
58 
- 78 
36 
-77 
50 
188 
00 
Sm. 
- 68 
56 
N.N.E. 
— 8 
10 
- 77 
06 
31 P.M. 
-77 
08 
189 
57 
S. 
— 72 
35 
N.N.E. \ E. 
-10 
04 
— 82 
39 
-77 
08 
189 
57 
R. 
- 74 
06 
N.N.E. y E. 
> 
-86 
V 
o 
o 
-10 
04 
- 84 
10 
Feb. 1 a.m. 
-77 
11 
189 
01 
Sm. 
-103 
58 
s.w.bvw.fw. 
+ 20 
02 
- 83 
56 
-77 
11 
189 
01 
T. 
— 102 
56 
s.w. by w. 
+ 19 
02 
- 83 
54 
-77 
11 
189 
00 
T. 
— 103 
52 
w. by s. s. 
+ 21 
36 
— 82 
16 
-77 
11 
189 
00 
T. 
- 90 
06 
N.N.W. 
+ 8 
10 
- 81 
56 
-77 
11 
189 
00 
0. 
- 70 
58 
s.e. by s. 
-12 
49 
- 83 
47 
-77 
08 
189 
05 
S. 
- 73 
58 
s.e. by s. 
-12 
49 
- 86 
47 J 
1 P.M. 
-77 
08 
188 
26 
R. 
- 85 
52 
s. by e. 
— 4 
17 
- 90 
09 - ] 
-77 
08 
188 
26 
R. 
— 84 
25 
S.S.E. 
- 8 
30 
- 92 
55 
-77 
09 
188 
24 
R. 
- 79 
49 
s.e. by s. 
-12 
18 
- 92 
07 
-77 
09 
188 
24 
R. 
- 66 
58 
E. ^ S. 
-85 
50<^ 
— 21 
27 
— 88 
25 
Mean 
Declina- 
tion. 
- 69 47 
- 71 08 
- 84 58 
-104 25 
— 105 21 
— 96 17 
— 82 29 
- 91 07 
Remarks. 
