( VI ) 
H 
o 
E-i 
g 
PS 
o 
o 
H . 
■< 00 
> o 
Pi oo 
CO „^ 
O ::5 
W i 
H 
H 
O 
w 
g 
o 
PS 
f3 
o 
H 
o 
o 
o 
hJ 
o 
C3 
o 
w 
^ ^ .a 
15 
KM 
o S ^ 
^ oo 
CO 
o o 
oo ^ 
sic 
i 
Diff. from ' 
average 
3f 53 years. 
a " ? 7 
1 V 
M 1 
rl ri tA 
a b M "A 
° 1 1 + 
1 
Ph 
1 
O 
a 
.2 M r» M 
a r 
eg - 
.2 rl M VTi 
a r 
Weight of 
a Cubic Foot of Air. 
Ditf. from 
average of . 
27 years. 
<^ O 
^ 1 ! S 
1 
1 
^ ^ 
^ + 1 V 
>-n 
1 
d 
. ^ \D CD 
^ vrt »r% 
o 
, CO 
« r:^ r/^ 
^ u^ ^ 
Reading 
of Barometer. 
Diff. from 
average of 
27 years. 
r. O OO 
c ? ? r 
"bob 
a> 
O 
b 
1 
\s\ 
fl o o ^ 
""boo 
+ + 1 
o 
b 
_l 
i 
% 
1 rv^ 
1 c ^ 1^ ^ 
C> C7* 
r» r> n 
1 
<JN n-( 
CT» 
r4 r» 
vO 
C3> 
Degree 
of Humidity. 
Diff. from 
average of 
27 years. 
rA 
M 
1 1 1 
1 ' 
M M 
+ 1 + 
1 
+ 
rv^ ■^- 
1 
oo r-- O 
CO CO 
oo 
CO 
1868. 
Months. 
July .. .. 
August 
September . . 
3 
3 
October 
November . . 
December .. 
CJ 
ci 
0) 
1^ 
