and on the Dip of the magnetic Needle, 
4°7 
Table I. 
Observations on the Variation of the magnetic Needle . 
OO 
6 A.M. 
7 A.M. 
8 A.M. 
10 A.M. 
12 M. 
iP.M. 
2 P.M. 
4P.M. 
6 P.M. 
8P.M. 
10 P.M. 
1 1 P.M. 
O t 
0 / 
• / 
O / 
O / 
O / 
O / 
O / 
O ' 
0 / 
O / 
O / 
May i 
23 » 
23 8 
23 8 
23 16 
23 23 
23 26 
23 26 
23 22 
23 16 
23 16 
23 is 
23 16 
2 
8 
8 
8 
IS 
25 
25 
25 
21 
20 
19 
18 
1 7 
3 
1 1 
ll 
11 
H 
23 
27 
26 
21 
15 
... 
• • • 
... 
4 
6 
5 
6 
13 
28 
29 
29 
23 
1 7 
16 
16 
16 
5 
7 
8 
7 
1 1 
25 
26 
26 
21 
17 
15 
IS 
16 
6 
9 
7 
7 
1 7 
28 
27 
28 
25 
18 
17 
18 
17 
7 
9 
8 
8 
13 
25 
28 
28 
21 
19 
19 
9 
14 
8 
7 
8 
7 
17 
2 S 
26 
26 
22 
17 
13 
15 
H 
9 
• •• 
... 
... 
18 
3 ° 
3 ° 
3 ° 
26 
20 
19 
19 
20 
IO 
2 
4 
3 
23 
32 
30 
27 
18 
18 
... 
17 
26 
XI 
6 
6 
6 
1 1 
24 
23 
24 
20 
17 
17 
16 
1 7 
12 
9 
8 
8 
1 1 
23 
24 
24 
20 
17 
16 
1 7 
1 7 
'3 
6 
5 
5 
1 1 
24 
2 S 
25 
... 
... 
15 
14 
13 
H 
11 
10 
6 
10 
38 
38 
3 1 
27 
26 
18 
17 
17 
J 5 
*3 
11 
1 1 
13 
25 
26 
26 
16 
j 9 
18 
1 7 
19 
i 6 
8 
8 
9 
14 
22 
25 
25 
23 
24 
23 
26 
24 
*7 
10 
11 
10 
13 
1 7 
21 
21 
17 
17 
•• • 
... 
... 
18 
8 
9 
9 
13 
28 
29 
29 
24 
IS 
IS 
IS 
IS 
19 
4 
3 
3 
9 
22 
25 
2 5 
24 
16 
H 
16 
... 
20 
9 
7 
7 
1 1 
23 
25 
25 
19 
19 
19 
19 
18 
21 
10 
10 
1 1 
14 
28 
3 ° 
27 
26 
23 
22 
22 
2 5 
22 
10 
H 
10 
13 
26 
27 
27 
21 
IS 
i -4 
16 
15 
2 3 - 
10 
9 
9 
14 
24 
26 
26 
21 
15 
16 
16 
17 
24 
6 
6 
6 
12 
24 
25 
2 S 
16 
16 
16 
... 
... 
25 
7 
7 
7 
16 
25 
26 
27 
21 
IS 
17 
16 
l6 
26 
5 
5 
7 
H 
24 
25 
25 
19 
17 
17 
1 7 
17 
27 
7 
7 
8 
14 
23 
2 6 
26 
... 
... 
17 
1 7 
1 7 
28 
6 
5 
5 
10 
23 
25 
25 
20 
17 
17 
1 7 
1 7 
29 
8 
8 
10 
13 
24 
26 
26 
19 
19 
19 
18 
19 
3 ° 
5 
6 
6 
14 
26 
27 
27 
19 
16 
16 
16 
17 
3 i 
4 
5 
4 
11 
24 
26 
27 
19 
16 
18 
IS 
17 
3 G- 
MDGCCVI 
