AT NIGHT, FROM THE EARTH, ETC 
Table XCVII. 
191 
General state of the 
sky during the night 
previous to reading 
the instruments. 
1844. 
November. 
Day and 
hour of 
reading. 
Reading 
of thermo- 
meter in air 
at the 
height of 
4 feet. 
Excess of the reading of a thermometer in air. at the height of 4 feet 
and protected from the effects of radiation, above that placed 
On long 
grass. 
On short 
grass. 
On flax. 
In focus of 
metallic reflector. 
d h 
o 
O 
Cloudless. 
15 21 
48-3 
9-9 
5-0 
7-6 
6-1 
20 21 
34-8 
10-3 
5-8 
11-8 
5-8 
Principally 
4 21 
34-6 
9-0 
7-6 
6-6 
9-6 
cloudless. 
13 21 
43-4 
10-8 
8-9 
9-4 
6-4 
21 21 
34-3 
10-8 
7-3 
10-9 
8-8 
23 21 
33*5 
11-0 
8-8 
11-5 
9-5 
26 21 
27*4 
8-1 
5*6 
9-4 
7-2 
27 21 
29-5 
7-5 
4-8 
9-5 
5-0 
30 21 
31-9 
10-2 
8-4 
13-4 
10-5 
Half-cloudy. 
6 21 
38-3 
9-3 
7-6 
8*3 
7-3 
8 21 
47-3 
8*3 
7-4 
8-3 
7-6 
9 21 
38-3 
4-9 
4-6 
7-0 
6-3 
10 21 
41-0 
7‘5 
6-4 
7-5 
7-7 
24 21 
36-6 
9-4 
6-0 
10-7 
8-6 
25 21 
32-1 
8-7 
6-4 
11-4 
7-8 
Principally 
3 21 
36-8 
7-0 
4-0 
6-1 
8-0 
cloudy. 
11 21 
40-3 
6-0 
3-0 
6-8 
4*8 
16 21 
49-0 
5-0 
4-4 
6-4 
4-2 
Cloudy. 
1 21 
41-0 
0-4 
0-2 
0-3 
2-0 
2 21 
37-0 
1-0 
0-1 
0-5 
2*5 
5 21 
39-1 
5-1 
2-6 
4-1 
2-2 
7 21 
43-9 
3-4 
2-6 
3-1 
4-6 
12 21 
48-8 
0-8 
0-9 
-0-1 
1-8 
14 21 
47*6 
5-2 
5-2 
1-8 
2-8 
17 21 
48-7 
0-8 
0-6 
0-6 
2-7 
18 21 
49'5 
2-0 
1-3 
1-4 
2*5 
19 21 
46-4 
2-9 
1-9 
1*1 
4-5 
22 21 
36-4 
10-0 
8-7 
1M 
2*2 
28 21 
35-5 
3-8 
3-0 
3-5 
4*6 
29 21 
37-6 
3-5 
3*4 
2*6 
