Mr. w i l solsr’s fart for ■ EkiferMents on Cold . 387 
“• " J>oi i ho. 3: * ,7 
Monday m6frin%, ; jP^ 1781. ' 
r 1 1 
1 3£l J 2 a 
nau -am 
" • < 
m on m: c*lii 
W 'ij hf \ ' ; 
Thermometer 
Thermometer 
h 
.. . ITU 
■ U > •'*'« ’ ■ 
in air. 
■ 1 
on fnow, 
■ * : ; ; : .. : 
I 
- 
O 
— 12 
I 
3° 
T ■ 
+ 2 
Ci * ‘ * " 1 
- 12 
jiJ •• >■><;:. 5 * ; : 
I 
45 
- 
t.; 
i M V/O 
~ 8 
2 
- 
•— 2 
- 
“ 7 
3 
- 
0 
- 4 
3 
'45 
- 
0 
- 
- 8 
4 
c: *■ 
- 
- I 
-- 
- 12 
4- 
3° 
. . - 
-3 
“ 
- 8 
5 
■ : 
- 
- 2 
- 12 
6 
*5 
- 
-3 
- 
" ! 3 
6 
, 4 
- 
- 2 
- 10 
7 
c 
-3 
- ■ ■ „ :i . . v.,.U , Util 
»7i. i 
. -• 1 z 
. ■ , » i * Jh 
7 
3° 
** 
. - 2 . 
- 
0 
1 
8 
■* 
~ 4 
•; ...Ti. -iff. lit.-" 
8 
3 b 
^ 'i t : ? 
“ 
-•IO 
From one . o’clock till three in the morning the thermometer 
in air at the baluftrade of the eaft wing of the Obfervatory 
pointed from -f 4 to 4-6,* and on- the r fiiow therfe from --h to 
o. At half an hour after one the theniTottietef ihmfr, twenty- 
four feet from the ground, and to the wih'dWard of the houfe, 
pointed to 4- 7, and at eight o’clock to + I. At three o’clock 
the fnow in the park, three inches below the fur face, raifed the 
thermometer to 4- 14, and at fix inches below, near the ground, 
to 4- 24. The barometer flood at 29.8 inches, and there was a 
perceptible motion of the air from the eaft and one point fouth. 
This night was a very general and lively aurora borealis, moft 
part 
