and on the Dip of the magnetic N eedle. 
4 °5 
Table I. 
Observations on the Variation of the magnetic Needle. 
1787 
7 A.M. 
8 A.M. 
1 
10A.M. 
12 M. 
1 P, M. 
2P.M. 
4P.M. 
3 P.M 
8P.M. 
10 P.M. 
M P.M 
12P.M. 
O / 
° * 
0 / 
0 / 
O / 
O * 
0 / 
O / 
ft / 
0 / 
O / 
O t 
Vlar.i 
23 *3 
23 13 
2 3 17 
3 25 
23 27 
23 28 
23 22 
23 18 
23 
23 11 
23 ... 
23 ... 
2 
11 
1 1 
15 
2 3 
24 
24 
20 
... 
... 
... 
12 
12 
3 
19 
19 
16 
26 
2 7 
26 
24 
23 
13 
1 1 
1 1 
4 
12 
12 
15 
29 
28 
29 
26 
20 
IS 
IS 
15 
5 
11 
12 
H 
19 
2 5 
26 
2 3 
16 
17 
17 
6 
10 
1 1 
16 
26 
26 
26 
21 
22 
s 
12 
. • * 
7 
14 
13 
J S 
26 
26 
26 
2 5 
23 
19 
7 
8 
8 
12 
13 
12 
2 5 
26 
26 
... 
... 
... 
... 
• •• 
9 
13 
12 
14 
28 
29 
2 9 
... 
21 
19 
18 
10 
*5 
i$ 
16 
26 
2 7 
2 7 
20 
18 
18 
18 
... 
11 
12 
13 
*4 
... 
26 
2 7 
... 
... 
17 
16 
... 
12 
12 
1 1 
H 
24 
28 
28 
2 4 
20 
1 1 
13 
13 
17 
17 
18 
3 i 
3 i 
3 1 
21 
H 
12 
12 
13 
H 
12 
12 
20 
26 
26 
26 
18 
18 
l8 
18 
19 
15 
J 9 
19 
22 
28 
28 
27 
19 
18 
... 
— 
16 
12 
12 
IS 
2 5 
26 
26 
19 
J 8 
18 
16 
... 
19 
17 
13 
15 
19 
26 
27 
26 
22 
17 
19 
18 
18 
18 
8 
8 
1 1 
3 ‘ 
33 
33 
22 
20 
l6 
... 
... 
... 
!9 
9 
8 
1 1 
26 
28 
28 
21 
16 
14 
IS 
... 
I ‘r 
20 
9 
9 
12 
31 
3 ° 
32 
2 3 
17 
I 4 
13 
J 3 
21 
28 
28 
3 i 
29 
29 
2 9 
2 7 
33 
IO 
10 
... 
1 1 
22 
12 
1 1 
16 
3 i 
33 
33 
26 
20 
19 
19 
18 
2 3 
12 
J 3 
14 
26 
28 
2 7 
22 
19 
17 
19 
18 
24 
13 
13 
14 
28 
28 
26 
22 
19 
18 
18 
17 
2 5 
1 1 
1 1 
13 
2 5 
- 26 
28 
21 
17 
18 
19 
17 
26 
12 
12 
12 
2 5 
2 7 
28 
2 3 
19 
19 
19 
19 
2 7 
>5 
14 
H 
28 
28 
27 
22 
19 
18 
17 
17 
28 
13 
13 
12 
27 
26 
26 
22 
17 
18 
18 
... 
29 
8 
8 
13 
26 
32 
33 
2 5 
H 
... 
16 
56 
3 ° 
11 
10 
14 
2 5 
28 
29 
23 
19 
1 7 
16 
17 
3 1 
8 
8 
13 
23 
27 
26 
2 + 
18 
15 
1 7 
16 
