Barometric Observations. 467 
‘Pocklington, Yorkshire, Dec. 19, 1821. 
Sir,—The following observations 1 made here, on Monday 
the 10th of December. 
Clock Thermo. 
c in | cut r Weather. 
A.M. Barom. doors|doors Wind. 
8/29-745|48-4|48-8| S.E. (Rather windy: sky covered with thin 
grayclouds running from S.W. by S. 
and some others below more dense 
9 |29-740| 48-6 | 49-8 |S.E. by S.|Do. [from the S. 
10 |29-737| 49-3510} S.E. |Do. 
11 |29-724} 49 
12 |29-713) 50 
P.M.1 | 29-690} 51: 
3 
8151-4) S.E.  |Very dull and cloudy. 
7151-9} SE.  |Do. 
5 
52:6 |S.E. by 8.|Windy and cloudy. 
lam, sir, yours, &c. 
To Dr. Tilloch. Wiiu1aM RocErson, jun. 
Leighton, Dec. 19, 1821. 
Dear Sir,—The following observations of the Barometer 
complete the course for the present year. 
' LEIGHTON. 
’ Ther. |Ther. ! 
1821. deszuinh att. | det. | Wind. Peon Weather. 
Dec. 10. 8" |29-748 | 46 | 51 | S.S.W. | fresh. |Cloudy. 
: 9 |29:748 | 46 | 513) S.S.W.| do. |Do. ~ 
10 (29-747 | 474) 52: |S.W.byS,) do. |Do. 
11 |29-732 | 48 | 52 |S.S.W. | do. |Do. 
12 |29-712 | 483] 52 |S.W.byS.| do. |Do. 
1 |29-702 | 484] 53 S. do. |Do. 
BusHEY. 
1821. Barom. ye ¥ a Wind. Denom. Weather. 
Dec. 10. 8829-551) 48:71 50 | S.S.W. | fresh. | Cloudy. 
9 |29°551!149° | 50 | S.S.W. | do. Do. 
10 29-551) 49°5 51 S.S.W,..| do. Do. 
11 |29°528| 50:3] 51 | S. by W.} do. Do. 
412 (29-520) 50:6) 51 S.S.W. | do. Do. 
1 |29:510) 50-6} 51 S.S.W. | do. Do. 
3N2 Before 
