( VI 
) 
Weight of Vapour 
in a 
Cubic Foot of Air. 
Diff. from 
average of 
29 yeare. 
o o o 
b 
1 
i, b b b 
1 1 1 
b 
1 
d 
(3 
. CO <^ M 
2 • • • 
U) ^ 
m ^ ^ 
Elastic Force 
of Vapour. 
Diff. from 
average of 
29 years. 
ON 
a p o o 
""boo 
+ 1 1 
OO 
o 
o 
b 
1 
r» o oo 
a ? ? 
""goo 
1 1 1 
ON 
r» 
O 
b 
1 
g 
s 
00 
^ oo VO 
.5 rA rA 
oho 
NO 
ON 
o 
IN-» O 
J O NO 
b b b 
•N-l 
b 
Temperature of 
water 
of the 
Thames. 
o ; ; ; 
° '. '. '. 
Air— Daily Range. 
Diff. from 
Mean, average of 
29 years. 
6.1 + 
I.o — 
0.1 + 
0 
b 
+ 
n b O O 
+ + 1 
b 
+ 
o n ON o 
M ^ M 
b 
° ir> M ON 
M M 
rA 
a 
'o 
(Li 
t 
a 
Diff. from 
average of 
29,years. 
^A oo 
0 w w O 
+ 1 1 
b 
1 
ON r< T^ 
O b " 
1 1 1 
rA 
1 
d 
S 
0 o ^ 
° U M b 
»J-» CA 
r* 
4A OO 
° u% oo Cv 
^ rA r< 
rA 
d 
t- 
o 
p. 
G3 
> 
Diff. from 
average of 
29 years. 
r« H M 
M t-H M 
° + 1 1 
O 
b 
OO rA t~~- 
o b M o 
III 
O 
1 
s 
s 
t-- r» O 
KA VA 
rA 
O M rA 
O b 
tJ- rA 
o 
b 
<f 
[ Diff. from 
I average of 
29 years. 
^A N \0 
° + 1 1 
b 
O rA C> 
O O <H so 
1 1 1 
rA 
rA 
1 
Diff. from 
average of 
99 years. 
ON X) 
0*^00 
+ + 1 
Q O O 
+ 1 1 
H 
n 
1 
i 
a* 
^ M 
o • • . 
vo NO 
b 
CO »A \0 
° O M ^A 
Nl- ^ fVN 
VO 
1870. 
Months. 
July .. .. 
August 
September.. 
fl 
October .. 
Novembet 
i^ec emuer . . 
a 
a 
