in the position of the horizontal needle , &c. 
145 
North end of Needle to the West. 
What has been said of the adjustment of the magnets at the commencement of the observations at 
East, obtain here also ; except that the axis of each magnet in this instance, was oppositely inclined to 
the meridian at an angle of 22 degrees, in order to direct the north end of the needle into its present 
position. 
Date. 
Mean 
Time of 
Obser- 
vation. 
A.M. 
or 
P.M. 
Reading of 
north end 
of needle. 
Temp. 
Fahren 1 . 
Direction of 
north end of 
needle during 
westerly daily 
variation. 
Time that a 
horizontal 
needle took 
to make 60 
vibrations. 
Winds. 
Weather. 
Remarks, &c. 
Instr. 
1825. 
h. m. 
O / 
m. s B 
Feb. 26th 
1 OO 
A.M. 
West 
—27 
East 
Hazy 
Max. easterly var. 
2 OO 
W 2 40 N 
— 27 
l 7 55 > 8 
strong 
2 35 
3 30 
—27 
3 00 
3 30 
— 26 
i 7 55.4 
3 30 
3 30 
— 26 
17 56,0 
3 55 
3 40 
— 26 
5 30 
4 3 o 
—25 
18 00,2 
— 6 4 
4 50 
—25 
17 58,1 
7 5 
4 4 ° 
—25 
18 00,5 
9 3 ° 
4 40 
—25 
18 2,2 
10 OO 
4 4 ° 
22 
*7 57,3 
II OO 
4 30 
— 21 
17 57 ,o 
Noon 
2 30 
— 21 
>7 55,5 
1 00 
P.M. 
1 40 
—21 
17 55,7 
1 30 
1 00 
— 21 
ESE 
Strong 
* 45 
West 
— 21 
gales. 
1 50 
W 1 40 N 
— 21 
with drift. 
2 I C 
I OO 
— 21 
W 5 6 >5 
Max. westerly var. 
A 4 J 
2 20 
West 
— 21 
2 30 
W 0 10 S 
— 21 
3 9 
West 
-1 9 
x 7 57,6 
3 5 ° 
West 
— 19 
J 7 56,5 
+ 5 3 ° 
Wo 15 S 
—18 
l 7 57,4 
6 20 
W 0 10 N 
— *7 
17 56,8 
3) WNW by compass. 
6 55 
0 10 
-W 
17 5 6 ,6 
7 4 ° 
0 20 
—16 
17 5 6 ,9 
9 3 ° 
0 3 ° 
—Hi 
18 00 
10 00 
0 3 ° 
— 142 
18 00,5 
ESE 
Thick & 
10 30 
0 3 ° 
— Hi 
strong 
hazy 
11 00 
0 30 
— Hi 
18 1,3 
Max. easterly var. 
11 30 
0 30 
Hi 
Midn* 
0 40 
-Hi 

18 1,5 
Feb. 27th 
O IC 
A. M. 
I CO 
— Hi 
Easterly 
Thick & 
J 
1 8 
1 20 
— H 
18 1,5 
light ' 
hazywith 
2 5 
1 30 
— 14 
H 3,7 
V 
snow 
3 00 
1 40 
— H 
18 3,8 
3 5 ° 
1 40 
— H 
18 4,2 
5 30 
1 50 
— H 
18 3,5 
6 10 
1 50 
— H 
18 2,2 
6 30 
1 50 
—Hi 
7 00 
1 50 
—14 
18 3,2 
7 55 
1 55 
—14 
18 5,0 
Calm 
Cloudy 
9 00 
1 55 
— H 
18 4,9 
* U 
MDCCCXXVI 
