AT NIGHT, FROM THE EARTH, ETC 
Table XCI. 
185 
1844. 
May. 
Beading of 
thermo- 
Excess of the reading of a thermometer in air, at the height of 4 feet 
General state of the 
and protected from the effects of radiation, 
above that placed 
sky during the night 
meter in 
previous to reading 
the instruments. 
Day and 
hour of 
air at 
the height 
On long 
On short 
On flax. 
On white 
On lead. 
In focus of 
metallic 
reading. 
of 4 feet. 
grass. 
grass. 
raw wool. 
reflector. 
h h 
Cloudless. 
1 21 
40-9 
12-3 
12-3 
16-1 
12-8 
10-9 
7-3 
o 21 
40-9 
14-7 
10-9 
17-6 
14-6 
10-2 
93 
3 21 
48-0 
11-8 
9-7 
12-0 
13-0 
7-8 
7*8 
6 21 
44-6 
11-6 
10-6 
14-1 
13-1 
9-1 
8 21 
49-6 
9-8 
12-4 
13-6 
12-4 
8-6 
10 21 
45*2 
13-5 
12-2 
13-4 
12-9 
7-7 
15 21 
44-6 
15-6 
13-6 
16*4 
9‘4 
9-3 
12-8 
23 21 
44-2 
7.5 
6-1 
10-8 
10-3 
4-5 
25 21 
40-6 
9-4 
9-1 
11-1 
11-4 
7-1 
27 21 
42-1 
6-8 
9-4 
6-9 
9-1 
6-3 
Principally 
5 21 
44-6 
9-6 
11-6 
11-9 
11-4 
9-3 
4-2 
cloudless. 
13 21 
46-8 
12-8 
11-8 
14-0 
16-8 
7-8 
17 21 
33-9 
7-4 
6-1 
3-7 
13-9 
6-9 
19 21 
43-2 
13-2 
12-2 
6-4 
20 21 
43-8 
6-0 
5-8 
5-9 
3-3 
1-0 
4-9 
Half-cloudy. 
7 21 
46*7 
11*7 
10-7 
8-2 
12 21 
44-4 
8-4 
7-4 
5'6 
16 21 
44-4 
12-4 
10-4 
14-5 
14-5 
7-4 
8-4 
18 21 
39-7 
7-1 
7-7 
11-5 
n-7 
5-7 
7-5 
21 21 
37-4 
2-4 
1-3 
2-3 
2-4 
0-5 
-2-0 
26 21 
42-0 
8-7 
8-5 
7-8 
Principally 1 
cloudy. J 
24 21 
46-2 
5-2 
4-7 
8-7 
8-7 
-1-3 
Cloudy. 
4 21 
48-4 
2*4 
1-4 
-1-6 
9 21 
51'7 
10-7 
9-9 
9-4 
9-3 
11*4 
11 21 
51-4 
3*4 
2-4 
2-2 
14 21 
42-4 
9-4 
8-4 
5*4 
22 21 
47-4 
0-2 
0-0 
0-4 
28 21 
46-8 
3-3 
4-3 
4-1 
4-8 
3-5 
29 21 
45-2 
5-2 
5-7 
2-4 
30 21 
45-9 
3*4 
3-8 
4-6 
4-9 
3*4 
31 21 
44-5 
11-9 
12-5 
15-5 
15-7 
9-8 
2 B 
MDCCCXLVII. 
