410 
Prof. Farrar’s abstract of meteorologicai observations. 
The following table shows the greatest, mean, and least elevation of the ther- 
mometer for each month and year of the foregoing period. 
| Jan.| Feb.|Mar, Apr.| 
G. \54 46 |76 {83 
hI M.)27+4 |24.3 |35°2|47-1 
& UL.H-1 24-7 24, 
pG. * 50 [56 {83 
Sd M.(26  |23°6|29°1143°5 
Ss { Lij=12 (63: 490i 124 
(G./48 157 |60 |84 
S M.|25+3 |26-4 33-7 |50 
= LL. |-6 3 O i78 
- ~ 42° 161 (55 (26 
3 M.42798 [274 |38-2 [463 
=~ (L.-4 |[-7--/12 -|28 
a | G 61 1 |66 {71 
S 4 M.|32°9 |24°3 |35°8 |46+5 
— Cp 18-5 beg | y *|24 
wo» {G.|58 |59 74 179 
34 M.|26°4|31 [55-7 |47-8 
“Tes | 2-20): ise 
2 4M 46 |46°5 [57 66 
OS M./21°3 |26-4 |32+8 |43, 
nen SF Fe —5 —2 1 7 
ee 4 Ni 58 \65 {75 
2 < M.'|20°9 |28°3 38-9 |49 
ee) : VO Ff 
rei FS Ps 4 |11~ 132 
i - 149 [58 {71 |66 
2< M./25°6 |29°9 |27- 9140-9 
L646 “110 29 
r [G.151  j42 2 
4 {Hi 17°5 |19°9 |26+3 40:2 
™ £L./=18 |-11°1'3 [20 
2 {G44 |47 |56 }72 
% 3 M./19+1 (245 132-5 l4ge5 
™ UL.j-9. -4 476 fig 
Great’st}61 {61 |76 184 
Gen. M.|24+5 126-0 [33-4 |45+3 
ast Ls -11; 0 |1i7 
May| 
86 
Junel 
89 
49 
92 
68°S 
4S 
69°6 [7 
| Sep. 
90 
63°8 
3405 
84 
89 
40 
gO 
63°8 
Mean state of the thermometer at t 
he observed, that the mean temperatur 
inean for the year, or as the 
Sunrise. 
Warmest pt. 
Sundown, 
nat 
11778]1779 
40°7 139*3 
535*7 153+ 
uot 
46°6 |48 
88 |48°5 
e 
he several hou 
at sundown i 
mean of the other two 
1800]1801]1802!1803 1804/1805|18 
40°9 |42+1 [42°5 141°3 |40+1 
55°6 |56°8 156-6 S 54°6 
48°8 |47°6 
‘e numbers in this column are the extremes and m 
§O°6 |¢ 
* 140 
§1°2 |. 
Oct. 
Nov: 
” 
55 
49 |47°8 
cans for the year of the 
rs of observation. 
s nearly the same; 
41°7 410 56 
49°3 
42°7 |43°7 
season’: 
Dec. 
4bs§ 
224 |< 
~2°5| = 
wis 
50°2 
iwi 
ag the 
7 
1807|1808|Mean 
3 \39°6 40°55 
