206 
LIEUT.-COLONEL SABINE ON TERRESTRIAL MAGNETISM. 
Observations of the Magnetic Force. (Continued.) 
1841. 
Lat. 
Long. 
Method 
employed. 
Angle of 
deflection. 
Face east. 
Tempera- 
ture. 
Ship’s head. 
Intensity. 
Correction 
for ship’s 
attraction. 
Corrected 
Intensity. 
Remarks. 
Aug. 15. 
— 33 55 
, 
171 59 
Def. N. 
39 35-3 
O 
60 
e. by s. 
1-611 
■000 
Def. N. 
39 46-2 
60 
E. \ N. 
1-600 
+ •010 
— 33 58 
172 06 
Def. N. 
Def. S. 
39 09-4 
37 06-3 
60 
60 
E.S.E. 
E.S.E. 
1-637 
1-600 
>-•006 
>1-601 
A head sea, table 
very unsteady. 
Mag. N. 
33 20-9 
60 
E.S.E. 
1-566 
Mag. N.S. 
43 00-2 
60 
E.S.E. 
1-609 
Mag. S. 
23 21-3 
60 
E.S.E. 
16. 
— 34 15 
172 50 
Def. N 
39 43 1 
61 
N.W. by N. 
1-603 
Def. S. 
37 44-5 
61 
N.w. by N. 
1-562 
> + •029 
Mag. N. 
33 10-3 
61 
n.w. by n. 
1-583 
I 
A head sea, wind 
strong, steering 
Mag. N.S. 
43 25*9 
61 
N.w. by n. 
1-573 
>1-597 
Mag. S. 
23 38-1 
61 
n.w. by n. 
j 
well. 
Mag. N.S. 
43 40-5 
61 
e. by s. \ s. 
1-554 
—•004 
J 
Heavy swell, steer- 
ing well. 
17- 
-34 24 
173 43 
Def. N. 
38 52-7 
62 
e. by s. \ s. 
1-653 
1 
Def. S. 
36 57-2 
62 
e. by s. i s. 
1-609 
Strong wind, good 
deal of motion. 
Mag. N. 
32 46-0 
62 
E 
. by s. I s. 
1-616 
+—•004 
1-619 
Mag. N.S. 
42 50-3 
62 
E 
. bv S. y S. 
1-622 
f 
18. 
? 
? 
Mag. S. 
Def. N. 
23 06-2 
38 54-8 
62 
64 
e. by s. \ s. 
s.w. 
1-631 
J 
—•018 
A heavy sea, steering 
wild. 
21. 
Bay of Islands, 
Def. N. 
39 40-9 
59 
1-606 
New Zealand. 
Def. S. 
36 59-8 
59 
1-606 
Mag. N. 
32 50-2 
59 
1-610 
-35 16 
174 00 
Mag. N.S. 
43 01-9 
59 
1-606 
Mag. S, 
23 37-6 
59 
wt. 1 gr.* 
14 03-2 
59 
1-584 
wt. \\ gr. 
21 17-9 
59 
1-601 
wt. 2 grs. 
28 22-1 
59 
1-633 
wt. %\ grs. 
36 50-7 
59 
1-596 
wt. 3 grs. 
44 58-3 
59 
1-622 
wt. 3| grs. 
55 09-9 
59 
Observed 
' on shore. 
1-618 
> 
1-608 
At the Magnetic Obr 
Oct. 29- 
Def. N. 
39 32-8 
64 
1-613 
servatory. (The 
Def. S. 
36 57-6 
64 
1-608 
results with ‘ ‘ face 
west ” are included 
Mag. N. 
32 51-5 
64 
1-608 
in the mean.) 
Mag. N.S. 
42 54-9 
64 
1-616 
Mag. S. 
23 37-6 
64 
1-606 
wt. 1 gr.f 
13 51-7 
64 
wt. 1£ gr. 
20 53-0 
64 
1-620 
wt. 2 grs. 
28 22-4 
64 
1-633 
wt. %\ grs. 
37 05-6 
64 
1-587 
wt. 3 grs. 
45 02-2 
64 
1-621 
wt. 3^- grs. 
55 19*1 
64 
1-616 
Nov. 23. 
Running out of ] 
Bay of Islands, > 
off Arch Point. I 
Def. N. 
Def. S. 
39 41*1 
36 59-1 
e. by s. 
e. by s. 
1-605 
1-607 
' 
> +--004 
1-610 
Ship steady, about 
one mile off shore. 
24. 
-36 20 
177 27 
Def. N. 
39 11-0 
E.S.E. 
1-635 
Def. S. 
36 24-1 
E.S.E. 
1-642 
>+-•001 
1-616 
Ship not very steady, 
Mag. N. 
33 07-5 
E.S.E. 
1-586 
a sea from S.W. 
Mag. N.S. 
43 07-0 
E.S.E. 
1-599 
J 
Mag. S. 
23 09-3 
E.S.E. 
Intensity. 
o 
/ 
Intensity. 
wt. 1 gr. 
13 
24-3 
1-592 
~ wt. 1 gr. 
13 
26-8 
1 *588 
wt. 1| gr. 
20 
30-5 
1-595 
wt. li gr. 
20 
16-4 
1-616 
* Observed on shore ; 
wt. 2 grs. 
27 
46-9 
1-605 
f Observed on shore ; 
wt. 2 grs. 
27 
38-8 
1-613 
face west. 
wt. 2£ grs. 
35 
43-0 
1-607 
face west. 
wt. 2y grs. 
35 
45-1 
1-606 
wt. 3 grs. 
44 
38-7 
1-619 
wt. 3 grs. 
44 
47-7 
1-616 
- wt. 3| grs. 
55 
23-7 
1-594 
. wt. 3^ grs. 
55 
26-4 
1-594 
