LIEUT. -COLON EL SABINE ON TERRESTRIAL MAGNETISM. 
151 
Observations of the Inclination made on board Her Majesty’s Ship Erebus, with 
Needle R. F. 5 , between April 1841 and August 1842. 
Observers Captain Sir James Clark Ross and Lieutenant Alexander Smith, R.N. 
1841. I Lat. 
Long. 
Corrections. 
Method 
employed. 
tv • r 
Inclination. 
Face east. 
Direction or 
ship’s head. 
Ship’s 
attrac- 
Index 
tion. 
Direct. 
— 70 18-4 
■> 
/ 
' 
S. 
— 70 38-2 
N. 
— 70 30-9 
N.S. 
-70 22-1 
Direct.* 
— 70 26-3 
N.S. at 24° 44'. 
S. at 56° 20'. 
N. at 53° 02'. 
-70 30-6 
-70 02-7 
-70 12-5 
Observed 
^on shore. 
-6 
Direct. 
— 70 24-3 
s. 
— 70 34-4 
N. 
— 70 41-6 
S. at 38° 11'. 
-70 32-7 
N. at 43° 54'. 
-70 29-9 
Direct. 
-71 38-9 
N. 
4-81 
-7 
S. 
— 71 50-7 
N. 
+ 81 
-7 
Direct. 
-71 40-5 
N.N.E. 
+ 78 
-7 
S. 
— 71 52-5 
N.N.E. 
+ 78 
-7 
Direct. 
—71 38-0 
N.E. 
+ 67 
— 7 
S. 
—71 57-3 
N.E. 
+ 67 
-7 
Direct. 
— 71 13-4 
E.N.E. 
+ 47 
-6 
S. 
— 71 31-8 
E.NYE. 
+ 47 
-7 
Direct. 
-70 55-5 
E. 
+ 20 
-6 
S. 
-71 02-4 
E. 
+ 20 
-6 
Direct. 
— 70 21-5 
E.S.E. 
— 12 
-6 
S. 
— 70 25-8 
E.S.E. 
-12 
-6 
Direct. 
-69 53-6 
S.E. 
-43 
-6 
S. 
— 69 55-1 
S.E. 
-43 
-6 
Direct. 
-69 17-0 
S.S.E. 
-67 
-5 
S. 
— 69 46-4 
S.S.E. 
-67 
-6 
Direct. 
-69 03-3 
S. 
-80 
— 5 
S. 
-69 14-9 
S. 
— 80 
— 5 
Direct. 
-69 26-5 
S.S.W. 
-67 
-6 
S. 
-69 40-3 
s.s.w. 
-67 
-6 
Direct. 
-69 41-0 
s.w. 
-43 
-6 
S. 
— 69 51-4 
s.w. 
-43 
-6 
Direct. 
— 70 14-8 
w.s.w. 
-12 
-6 
S. 
-70 26-6 
w.s.w. 
— 12 
-6 
Direct. 
— 70 42*2 
w. 
+ 20 
-6 
S. 
-70 49-1 
w. 
+ 20 
-6 
Direct. 
-71 10-4 
W.N.W. 
+ 47 
-6 
S. 
-71 19-3 
W.N.W. 
+ 47 
-7 
Direct. 
-71 32-2 
N.W. 
+ 67 
-7 
S. 
-71 37-8 
N.W. 
+ 67 
-7 
Direct. 
— 71 42-4 
N.N.W. 
+ 78 
-7 
S. 
-71 58-3 
N.N.W. 
+ 78 
— 7 
Direct. 
— 71 42-5 
N. 
+ 81 
—7 
S.f 
— 72 03-3 
N. 
+ 81 | 
-7 
True Inclination. 
Remarks. 
O / O / 
April 19- Hobarton, Magne 
: tic Observatory. 
— 42 52147 24 
20 .' 
24. 
June 29. At anchor. 
O t o / 
-70 32 -70 32 
R. F. 4, used as de- 
flector. 
}- 
-70 31' 
-70 35 
-70 52 
-70 42 
-70 45 
-70 42 
70 43 
70 44 
70 34 
R. F. 3, used as de- 
flector. 
R. F. 4, used as de- 
flector. 
>-70 39 
}- 
}- 
}- 
70 46 
70 35 
70 39 
70 32 
70 34 
70 35 
70 39 
70 39 
( Direct. — 71 40 6 
* Observed on shore;! S. —71 09 • 6 
face west. | N. —71 200 
[ N.S. -71 10-8 
, t-, . [Direct. — 73 07*8 "1 „ , ,, 
f Face west. < > Head north 
l S. -72 34’9 J 
MDCCCXLIV. • 
X 
