AT NIGHT, FROM THE EARTH, ETC 
135 
Table (Continued). 
Excess of the 
reading of the thermometer in air above that placed 
Clouds. 
Wind. 
Haze, fog, mist, or 
vapour. 
On blue cotton wool 
on grass. 
On blue cotton wool 
on raised board. 
On white wadding 
on grass. 
On black wadding 
on grass. 
On flannel on grass. 
On flannel on raised 
board. 
On raw silk on 
grass. 
On raw silk on 
raised board. 
On silk from 
cocoon. 
On the raised 
board. 
On saw-dust on 
the raised board. 
On black-lead on 
raised board. 
On charcoal on 
raised board. 
On lamp-black on 
raised board. 
On whiting on 
raised board. 
On chalk on raised 
board. 
On tinfoil. 
On lead. 
On pantile. 
On slate. 
One- fourth of an 
inch above water. 
On paper on raised 
board. 
Modification. 
Amount 0 — 10. 
High or low. 
Direction. 
1 
o 
rg 
tc 
cr> 
0 
o 
o 
o 
o 
o 
o 
o 
o 
Clear 
2 
Clear 
C. 
Vap. 
Clear 
C. 
Vap. 
8-b 
8-7 
Clear 
C. 
Mist 
6 0 
6-6 
Clear 
6-8 
56 
Clear 
C. 
4-7 
5-2 
Thin clouds 
4 
H. 
... 
7-2 
71 
Thin clouds 
4 
6-5 
6-8 
Clear 
4-4 
4-2 
Clear 
50 
5-9 
Clear 
4-3 
4*5 
Clear . 
4-7 
5-3 
Clear 
C. 
2 
2 
Haz. 
Clear 
Ilaz. 
Clear 
Haz. 
10-8 
8-4 
11-4 
9-4 
76 
5-8 
7-4 
7-6 
7-8 
Clear 
Haz. 
9-0 
7-2 
10-2 
7-7 
5-4 
4-2 
6-5 
6-2 
6-2 
Clear 
C. 
100 
8-8 
100 
77 
4-8 
40 
7-7 
7-5 
7-8 
Clear 
C. 
9-4 
8-9 
10-8 
51 
3-9 
8-1 
6-9 
Clear 
c. 
10-5 
8-5 
91 
10-2 
7-5 
5-2 
8-0 
7-4 
8-5 
35 
Clear 
5-4 
2-3 
6-3 
3-5 
4-3 
5-5 
4-7 
4-9 
4-5 
Clear 
c. 
1 
10-5 
9-3 
9-7 
75 
10-3 
63 
90 
4-3 
6-5 
4*5 
Clear 
N. 
l 
9 1 
81 
8-6 
81 
9-9 
4-1 
6-1 
41 
61 
31 
Clear 
N. 
3 
p 
8-5 
7-5 
8-5 
6*5 
8-5 
5-0 
6-5 
6-3 
6-5 
30 
Clear 
jj 
9-0 
11-5 
9-0 
9-5 
4-8 
7-5 
3-2 
60 
40 
9 
4-3 
4-3 
23 
4-7 
23 
Clear 
c. 
8-8 
70 
8-8 
10-0 
6-8 
7-0 
6-6 
6-7 
4-4 
Clear 
c. 
5-8 
7-0 
9-0 
10-5 
4-8 
6-0 
5-5 
60 
4-0 
Clear 
c. 
8-0 
5-8 
70 
7-0 
60 
7-0 
9 0 
2-4 
5-0 
30 
4 - 6 
Thin clouds 
10 
Clear 
c. 
Clear 
c. 
VapJ 
6-7 
62 
Clear 
c. 
3-7 
5-9 
Clear 
c. 
6-7 
8-7 
Clear 
c. 
4-9 
5-2 
Clear 
c. 
2 
60 
61 
Clear 
c. 
j| 
30 
2-6 
Clear 
c. 
| 
60 
5-9 
Clear 
c. 
7-2 
7-3 
Clear 
c. 
| 
8-7 
9-2 
Clear 
Vap. 1 
5-7 
7-0 
Clear 
Vap. 
4-9 
5-8 
Clear 
4-9 
6-6 
Clear 
c. 
Vap. 
6-2 
7-2 
Clear 
c. 
7-2 
7-2 
Clear 
c. 
Vap. 
90 
7-8 
Clear 
c. 
6-3 
90 
Clear 
Haz. 
4-5 
80 
Nearly cleai 
2 
Fog. 
Clear 
Haz. 
8 
9-8 
9-3 
12-2 
10-3 
6 5 
7-3 
5-8 
Clear 
Haz. 
5 
12-6 
12-4 
13-6 
9-9 
8-4 
5-6 
9-4 
9-6 
11-6 
Clear 
L. 
13-6 
10-8 
102 
11-8 
11-3 
6-9 
10-8 
11-4 
12-0 
Clear 
L. 
0 
5-2 
4-9 
91 
4-4 
2-9 
37 
3-3 
2 7 
6-0 
Cirrus 
1 
7 
134 
12 7 
13-2 
11-7 
8-9 
6-7 
8-7 
9-1 
10 3 
Clear 
C. 
0 
100 
10-6 
10-2 
5-8 
50 
70 
7-0 
Clear 
2 
130 
1 14 
10-2 
8-4 
7-0 
7-9 
7-0 
9-7 
37 
Clear 
Haz. 
5 
11-4 
8-9 
9-3 
8-4 
5-6 
8-6 
8-1 
9-6 
4-4 
Clear 
Haz. 
5-7 
Clear 
9 
8-0 
... 
8-4 
8-8 
5-6 
4-4 
6 >7 
7-2 
7-0 
32 
7-0 
3-8 
5-7 
Clear 
|c. 
time (see Table XIV.). It would seem from this cii 
found to weigh 21 grains, and the thickness of ice in 
time of the deposit of dew was about 4°. At Oct. 19, 21 h 
umstance that the heat evolved at the i 
the evaporator was found to be 0-5 inch. 
35 m . At this time the thermometers were placed on their different substances, and large differences were almost immediately exhibited. 
30 m . These observations were taken two hours before sun-set ; during the whole of this day the temperature of vegetation in the shade was much 
aperature of the air ; at 19 d l h the reading of a thermometer on grass was 39 o, 0, whilst that in air was 47 0- 2. 
' 40 ni . The wrnter which was placed in the evaporating dish exposed to the whole sky is frozen, whilst that placed in a similar dish exposed to one- 
y only is not frozen. 
XLVII. 
T 
