for ascertaining the velocity of sound. 123 
T^ble I. continued. 
Month. 
£ 
as 
No. of 
)bservation 
Morning 01 
Evening. 
O 
E 
ncignt 01 
in umber or 
Wind. 
Weather. 
g 
g 
E 
. 
(A 
Q 
H 
0 
m 
m 
v< 
U 
XI 
O 
1 
Beats 
a 
8 
H 
C /3 
1 g % 1 
h. 
Inches. 
Dry. 
Oct. 
27 
2 
E 
6 
3°'°55 
0 
85 ,0 
* 5-5 
67, O 
// 
26, 8 
Light NE 
Clear. 
Nov. 
2 
2 
- 
- 
30,035 
81 ,5 
M 
6 Sr 5 
26, 2 
Ditto. 
Clear. 
3 
I 
- 
~ 
10,072 
77 >0 
0,2 
66, 5 
26, 6 
Calm 
Misty. 
4 
I 
- 
- 
30,113 
83 ,2 
3 >° 
68 
27, 2 
NE 
Clear. 
5 
I 
- 
- 
30,126 
82 ,3 
8 
67, 5 
27, 0 
NE 
Hazy. 
6 
I 
- 
- 
30,078 
82 ,0 
10,5 
68 
27, 2 
NE 
Hazy. 
7 
I 
- 
- 
30 , 07 S 
82 ,0 
13,0 
67, 5 
27, 0 
NE 
Clear. 
8 
2 
- 
- 
30,000 
81 ,5 
1 1 
67,25 
26, 9 
NE. cold 
Cloudy, and rain. 
9 
2 
- 
- 
30,100 
81 ,0 
9’5 
68,25 
* 7 > 3 
NE 
Clear. 
10 
2 
- 
- 
3 °>°S 5 
81 ,6 
7 
68,75 
27, 5 
NE 
Cloudy, and rain. 
Mean 
29,992 
84,11 
19,0 
25,869 
