81 
Below I present my monthly means as they have been 
reduced. 
January. 
February. 
March. 
Year. 
i Max. 
Bk Bull 
in Sun. 
Max. in 
Shade. 
Diff. 
J Max. 
Bk. Bull 
in Sun. 
) Max. in 
Shade. 
i Diff. 
Max. 
Bk. Bulb 
in Sun. 
i Max. in Diff. 
Shade. 
o 
o 
o 
o 
o 
o 
o 
o 
o 
1862 
48-0 
42-5 
5-5 
52-7 
45-4 
73 
55-1 
46-7 
8-4 
1863 
49-8 
44-3 
5-5 
55-5 
47-4 
8-1 
62-4 
49-9 
12-5 
1864 
44-9 
40-0 
4-9 
50-5 
40-4 
101 
57-8 
45-6 
12-2 
1865 
44-6 
40-3 
4-3 
44-8 
40-0 
4-8 
51-8 
421 
9-7 
1866 
49-9 
46-7 
3-2 
52-1 
45-0 
71 
54-4 
44-9 
9-5 
Means 
1 47-44 
42-76 
1 4.68 
51-12 
43-64 
7-48 
5630 
45-84 
10-46 
April. 
May. 
June. 
1862 | 
66-9 
53-3 
13-6 
77-5 
1 61 -6 
15-9 ! 
73-2 
60-8 
12-4 
1863 
68-6 
53.5 
15-1 
72-8 
1 57-3 
15-5 
80-5 
63-9 
16-6 
1864 
69-1 
54-9 
14-2 
80-8 
62-4 
18-4 
78-8 
62-6 
16-2 
1865 
73-8 
60-3 
13-5 
71-9 
60-5 
11-4 
79-8 
67-4 
12:4 
1866 
65-4 
53-7 
11-7 
69-8 
57-2 
12-6 
79-0 
66-8 
12-2 
Means , 
68-76 
55-14 
13-62 
74-56 
59-80 
14-76 
78-26 
64-30 
13-96 
July. 
August. 
September. 
1862 
78-0 
63-4 
14-6 
79-1 
64-5 
14-6 
75-0 
60-7 
14-3 
1863 
i 82-4 , 
66-7 
15-7 
82-2 
65-4 
16-8 
69-8 
56-9 
12-9 
1864 
1 84-1 ' 
67' 8 
16-3 
79-5 
64-4 
15-1 
76-3 
61-8 
14-5 
1865 
81-9 j 
68-8 
131 
78-1 
64-7 
13-4 
85-3 
70-2 
151 
1866 
j 78-0 
66-0 
120 
78-4 
63-8 
14-6 
69-8 
59-5 
10-3 
Means 
1 80.88 j 
66-54 
14-34 
79-46 
64-56 
14-90 
75-24 
61-82 
13-42 
October. 
November. 
December. 
! 1862 
65-3 
54-7 
10-6 
51-8 
42-4 
9-4 
51-8 
47-5 
4-3 
1863 
62-4 
53-5 
8-9 
55-4 
49-1 
6-3 
51-5 
47-7 
3-8 
1 1864 
62-2 
54-2 
8-0 
53-1 
47-4 
5-7 
450 
42-6 
2-4 
1865 
65-9 
56-3 
9-6 
55‘5 
49-3 
6-2 
50-4 
47-2 
3-2 
1866 
60-9 
57-3 
3-6 
51-5 
49-7 
1-8 
47-5 
47-1 
0-4 
Means 
63-34 
55-20 
8-14 
53-46 
47-58 
5-88 
49-24 
46-42 
2-82 
MEAN MONTHLY VALUES. 
Max. in Sun. 
Max. in Shade. 
Diff. 
January . . 
O 
.... 47-44 ... 
O 
42-76 ...... 
O . 
... 4-68 
February . . 
.... 51-12 ... 
43-64 
... 7-48 
March 
56-30 ... 
45-84 
... 10-46 
April 
68-76 ... 
55-14 
... 13-62 
May 
74-56 ... 
59-80 
... 14-76 
June 
78-26 ... 
64.30 
... 13-96 
