( V ) 
Weight of Vapour 
in a 
Cubic Foot of Air. 
Dlff. from 
average of 
26 years. 
y o o o 
"14-4- 
o 
b 
Ei) o o "o 
III 
o 
1 
d 
. rA 0> 
C • • • 
to 
CO 
Elastic Force 
of Vapour. 
Dlff. from 
average of 
[ 26 years. 
n r> O 
d p O O 
" 'l + + 
H 
o 
o 
1 
vr\ r-^ ^ 
M r» IS 
9 ? .° .° 
"ill 
o 
1 
c 
(H 
C OO CO 
.a fA ^ rA 
o 
O n C7N 
Temperature of 
Water 
of the 
Thames. 
M lr\ O 
° rA rA O 
<0 VO 
fV^ ON 
° b r-- 
w> ^ <v\ 
OO 
o 
o 
+ 
! Air— Daily Range. 
Diff. from 
average of 
26 years. 
sjD rA CO 
o o b b 
1 + 1 
o 
1 
O 00 
o o o o 
+ + 
i 
L.Li 
6.6i 
o 
M 
M M M 
o 
c 
'i 
& 
j Dlff. from 
average of 
26 years. 
0 OO 
o ^ " b 
1 + + 
O 
+ 
n oo 
° V ? t 
1 
c 
r~>. o 
kr\ »-r\ 
r» 
irs rx -i:!" 
^ 
o 
rA 
a 
.£ 
as 
O 
P. 
a 
> 
; Diff. from 
average of 
j 26 years. 
O M kTN 
r» M O 
° 1 + + 
O 
1 
vD O OO 
H ^ ^ 
1 1 1 
iH 
n 
1 
d 
s 
<v> u% ^J^ 
O tr\ oo ^ 
»J^ ^ 
>o 
O n 
'-' r-- 
tJ- 
O 
n 
1 
T 
Diff. from 
average of 
26 years. 
r< O b 
° 1 + + 
o 
1 
O O 
Q i-t 
III 
Diff. from 
Mean, average of 
96 years. 
O M 
O ^ >-> 
1 + + 
M 
o 
+ 
0 O so 
O M M M 
1 1 1 
o o 
o . . . 
^ 
o ' ' ' 
(N-S 
1867. 
Months. 
July .. .. 
August 
September , . 
October 
November , . 
December .. 
1 
a 
53 
S 
