706 
APPENDIX. 
Date. 
1827 
Situation. 
Temperature of the Air. 
Mean Temperature 
of the Surface of 
the Sea. 
Humidity of the Atmosphere. 
Clouds. 
Wiads and Weather. 
Latitude. 
North. 
Long. 
West. 
Maxi- 
mum. 
Mini- 
mum. 
Mean, 
Dew 
Point. 
Deg. of Dry- 
ness on Ther. 
Scale. 
o (u ^3 
fi-i s 
Elasticity of 
Vapour, 
Weight of Va- 
pour in a cubic 
foot of air. 
Mar. 
0 
0 
0 
0 
0 
0 
0 
0 
grains. 
1 
15 
158 
71 
66 
69.12 
72.83 
, , 
, 
Cirro. str. 
N.w. fresh breezes and fine. 
2 
72 
691 
70.16 
73 25 
, 
& cloudy. 
N.w. and N.N.B. moderate. 
3 
74 
74 
72.37 
75.33 
62. 
io.o 
.7226 
.594 
6.4935 
E.N.E. and E. by n. fr. breezes. 
4 
77 
69 
7329 
75.66 
67.5 
5.0 
.8515 
.711 
7.7070 
Vble. and east, light winds. 
5 
79 
72 
74.33 
75,66 
, 
, , 
Cir. cum. 
East, s.s.E. squally, with rain. 
6 
75 
68 
7179 
75.00 
, , 
, , 
& cum. str 
E.N.E. sq.&rain,thund. &lightg’ 
7 
80 
72 
74.62 
76 08 
Nimb. 
E.N.E. moderate. 
8 
80 
73 
76,68 
76 00 
74,0 
3.0 
.9218 
.877 
9.4358 
Cum. str. 
E. by 8. moderate and fine. 
9 
80 
72 
75.37 
76.75 
72.0 
50 
.8509 
.822 
8.8392 
Clear. 
E. moderate. 
10 
79 
74 
76 16 
76.83 
73. 
2.2 
.9219 
.849 
9.1692 
Cir. cum. 
E.N.E. moderate and fine. 
11 
79 
741 
76.41 
77.50 
74. 
2.1 
,9370 
•877 
9.4485 
Cir. str. 
Do. do. 
12 
80 
75‘ 
76.54 
78.16 
74. 
2.8 
.9225 
.877 
9.4390 
Do. do. 
13 
80 
75 
77.00 
78.08 
74 7 
2.2 
.9275 
.896 
9.6495 
Clear. 
Do. do. 
14 
78 
75 
77.18 
78.50 
75.2 
2. 
.9383 
.912 
9.8076 
E. by N. fresh breezes. 
15 
80 
76 
78.34 
78.41 
76.0 
1.0 
.9690 
.936 
10.0874 
Cir. str. 
E.N.E. moderate and fair. 
16 
to 
to 
80 
65 
78.20 
79.41 
75.7 
1.5 
.9537 
.927 
9.1743 
& cloudy. 
N.B. by E. moderate & cloudy^ 
17 
82 
77 
78.66 
79.41 
76.0 
1.7 
.9483 
.936 
10.0731 
Clear. 
E. by s. moderate and fair. 
18 
81 
77 
78.83 
79 83 
75 5 
2.0 
.9388 
.921 
9.9060 
. , 
E. by N. do. do. 
19 
83 
77 
79.45 
80.50 
75.7 
3.2 
.9008 
.920 
9.9460 
Cir. str. 
E. by s. light winds and fine. 
20 
82 
73 
79.41 
80.33 
74.0 
3.0 
.9079 
•877 
9.4303 
& clear. 
B.s.E. & N.E. moderate and 
21 
831 
78 
79.92 
81.00 
75.5 
35 
.8958 
.921 
9.8770 
Elevated. 
E. by s. do. 
22 
83 
79 
80.45 
81.33 
66.0 
140 
.6396 
.678 
7.2495 
Str. cum. 
s.E. and E.s.E. light winds. 
23 
83 
78 
80.20 
81 .50 
73.0 
7.0 
.8009 
.849 
8.6684 
Cir. str. 
s.s.E. vble light airs and fine. 
24 
80 
741 
77.29 
79.75 
74.5 
1.5 
.8162 
.892 
9.6050 
Clear. 
N.N.w. and N.K E. fr. brs. & 5’*®' 
25 
82 
75 
78.37 
79.25 
760 
2.5 
.9222 
.936 
10.0598 
(iloudy. 
N.E. and E. moderate and fait^ 
26 
83 
77 
79.50 
80.15 
77.0 
2.0 
.9397 
.966 
10.3495 
Clear. 
B. & N.N.w. do. and cloudy- 
27 
80 
77 
78.58 
80.66 
73.5 
5.0 
.8502 
.863 
9.2535 
Cir. str. 
N.E. by N. light winds & viie- 
28 
80 
76 
7783 
80.25 
73.0 
4.2 
.8602 
.849 
9.1169 
A few cir. 
N.E by E. and e.n.e. do. 
29 
82 
76 
78.59 
80.80 
75.0 
40 
.8813 
.906 
9.7074 
& str. at 
E.N.E. do. do. 
30 
82 
73 
79 08 
81.08 
74.5 
5.0 
.8535 
.892 
9..5413 
sun rising 
N.N.E. variable, do. d®' 
31 
20 
225 
80i 
76 
78.16 
80.91 
74.0 
2.2 
.9310 
•877 
9.4450 
& setting 
Northerly, moderate and fine^ 
m 
194 
831 
66 
76.83 
78.39 
73.5 
37 
.897 
.906 
9.2492 
Apr. 
1 
20 
225 
82 
76 
7815 
79.41 
75,5 
3.5 
.8958 
.921 
9,8770 
Cir. str. 
N.E. moderate and fine. 
2 
81 
76 ,V 
78.00 
77.41 
75.0 
20 
.9165 
.906 
9.7425 
Cloudy. 
S.E. and s. by w. mod. & cloudy* 
3 
84 
77 
80.29 
81.83 
77.0 
3 5 
.9878 
.966 
.3182 
2 planes 
Variable & e.s e. mod. & finn- 
4 
82 
78 
79.70 
79.91 
78.0 
1.5 
.9550 
.997 
10.6695 
of cir. str. 
s.E. & E.s.E. light winds & 
5 
to 
to 
81J, 
78 
79.68 
80.25 
79.0 
0.7 
.9791 
1.028 
11.0023 
, , 
s.&s.s.w. mod. & fine, dews at n 
6 
80 
77-1 
78 66 
7783 
Southerly light winds, do. 
7 
82 
78 
80.29 
80.50 
80.6 
0.5 
.9851 
1.060 
11.3225 
s.s.w. moderate and fine. 
8 
83 
811 
82.12 
82 58 
80.0 
3.0 
.9122 
1 060 
112695 
Cum. str. 
Westerly, mod. and cloudy* 
9 
22 
239 
80 
74 
76.16 
78.50 
72.0 
1.5 
.9525 
.822 
8.8987 
Cir. str. 
N.E. fresh breezes and squally’ 
21 
232 
84 
74 
79.23 
79.80 
770 
2.0 
.9480 
.970 
9.1375 

10 
to 
30 
Ma 
Chi 
cao 
na. 
83 
66 
76.74 
7725 
73.1 
2.5 
.9229 
.925 
9.9495 
Cloudy. 
J Easterly, n.e. and northerlf’ 
1 moderate, with rain. 
