( VIII 
) 
Weight of vapour in 
a Cubic Foot of Air. 
Diff. from 
average of 
31 years. 
^ >^ 
5 "0 b 0 
^ + + + 
-i- 
0 
+ 
0 M M 
E b b 0 
0 
b 
. 
a 
c3 
a; 
• t--. 0 00 
fo . . . 
to M M r< 
00 
rA ^ 
Elastic Force 
of Vapour. 
Diff. from 
average of 
31 years. 
cr* 00 0 
p 0 0 0 
""bob 
+ + + 
vO 
0 
b 
+ 
^A c> 
0 M 0 
H 0 P p 
*^ 0 0 0 
H- 1 + 
^a- 
0 
0 
b 
1 
i 
^ u-, rj- 
^ r< (H 
V-Ts 
r» r* r-^ 
000 
0 
Q 
1 Temperature of 
Water 
of the 
Thames. 
° 0 V ^ 
-v 
rA 
ON 
° b V M 
\£> 
r-. 
<A 
s 
>. 
■3 
Q 
I 
Diff. from ' 
average of 1 
31 years, i 
0 b ^ 
1 4- + 
I — . 
b 
+ 
00 <s 
0 b 0 0 
+ 1 + 
0 
b 
i 
00 
0 • • • 
r~« 1^ 
M 
b 
0 
'0 
» 
Diff. from 
average of 
31 years. 
C3 <r\ 
4- + + 
+ 
rv», ON 
0 b M b 
+ 1 + 
b 
1 
i 
M r* 00 
° 00 0^ ON 
S\ 
0 0 M 
f* 
'J^ 
d 
_o 
"ea 
0 
0. 
> 
Diff. from 
average of 
31 years. 
° + + + 
+ 
r-- ON 
° i *7 2. 
+ 1 + 
b 
1 
d 
a> 
s 
0 ON 'J- 
0 ON <^ ^ 
1 ^ 
00 0 
0 ^ r- Tt- 
Tj- kl^ 
0 
i 
Diff. from j Diff. from 
average of average of 
101 years. 31 years. 
^J^ rv^ 
° + + + 
0 
+ 
0 " " b I b 
+ 1+1 
0 r-, 
0 0 *^ 
+ + + 
0 
+ 
'r. M M 
+ 1 + 
0 
+ 
i 
00 0 
0 . . • 
^ ^ ^ 
0 
ON (S 
° oo 0 ON 
^J-^ *J*\ 
00 
1872. 
Months. 
January 
February 
March 
<« 
V 
•"H s 
■< S >4 
a 
S 
