( V ) 
Weight of Vapour 
in a 
Cubic Foot of Air. 
Dlff. from 
average of 
27 years. 
£ 0 b b 
^ + + + 
b 
+ 
& 0 0 0 
0 
b 
a 
1 1 
e r- ? 1 ^ 
to ^ ^ j ^ 
0 
Elastic Force 
of Vapour. 
Dlff. from 
average of 
27 years. 
d b 0 0 1 0 
'"000 0 
+ + + 1 + 
.s .° .° .° 
'"000 
1 1 + 
0 
0 
b 
+ 
<0 1 e M CN 
1 • . . 
000 
T 
0 
u% 00 
.2 M n 
0 0 b 
\o 
b 
Temperature of 
Water 
1 of the 
Thames. 
1 
i 
0 0 CO 
"O 0 
'•+ 
CO rt- 0 
° 0 '■'^ ^ 
>r^ 
V 
s 
■5 
0 
i 
Diff. from 
average of 
: 27 years. 
• 
+ + + 
+ 
« 0 <~> 
Q r» M 0 
+ 1 1 
b 
+ 
d 
us 
0 
0 0 0 b 
r» M (N 
n 
° 0 0 o> 
HI IH 
b 
+ 
.9 
'0 
Dlff. from 
average of 
27 years. 
0 " b M 
+ + + 
b 
+ 
0 " 0 
0 b r. 0 
1 1 + 
d 
M-\ U-1 
CO 
VO w 
° ^ 
1^ r'^ Tj- 
d 
.2 
0 
p. 
> 
Diff. from 
average of 
1 27 years. 
0 H 
° + + + 
CO 
1 1 + 
+ 
d 
\0 M^ 
CO 
cx) 0 
^ 0 C^ 
tJ- rA '<^- 
^/^ 
*^ 
Diff. from 
average of 
27 years. 
0 rj- Tj- 
° + + + 
+ 
VD Kj-N \0 
0 
1 1 -p 
ri 
b 
Diff. from 
average of 
97 years. 
+ + + 
+ 
CO C^ 0> 
0 b 0 
I 1 + 
+ 
§ 
0 ■ ■ > 
rA 0 
\D 
^ ^^ 
M 
1868. 
Months. 
July .. .. 
August 
September . . 
a 
ca 
IrH 
October 
November . . 
December .. 
a 
s 
