494 Meteorology. 
I have had usually to borrow from Mr. 
Hanson’s_ observations, or from those of 
others at some distance, as for the baro- 
meter. 
MEAN HEIGHT OF THE THERMOMETER 
At Manchester. 
Years.| Jan,| Feb.)Mar , Apr.) May; Jun.; July, Aug ; Sep., Oct. Nov Dec 
) o | o 0 0 ) 0 o o}| o ° o 
1794) 31.7| 42.3/42.4| 49.7 | 49.5) 59.9| 62 | 59.5) 54.1] 47.7) 41 | 36.2 
1795} 24.3| 31.4|37.8| 44.9] 46 | 55 {61 | 61 {| 60.9] 51.9} 38.7| 43 
1796) 44. | 37.6)41.4) 52,7] 52 | 56,9}. 57.5} 61 | 60.3) 47.9) 42 | 31.3 
1797} 40.6] 41.3/41.4| 47.2) 54 | 57.7; 61 | 60 | 55.7| 48.4] 42.5} 41 
1798] 40,4} 39.4/42 | 52,9] 57.7) 64.5| 61 | 61 | 53 | 46.7) 39.8 34.4 
1799) 34.6] 36.2|37.3| 40.4) 47 | 55.2) 57 455 | 53,5] 45.2] 40.4) 33.5 
1800} 36.5} 35,6|38.8| 47.3} 51.8] 53.1} 58.8] 60,7] 55.4) 47,1] 40.4) 37.3 
1801} 39.3} 39.4142 | 46.5} 51.9| 56.3) 58 | 62.1) 56 | 49.2] 39.6) 34.6 
1802] 34.1} 38.1)41 | 47.2| 52.1) 55.2} 55.3} 61.3| 57 | 49.1} 43.5) 38.9 
1803| 35.1] 38.2}42.7| 47.4| 49.5] 55.6] 61.7} 58.7| 51.7| 47.9) 39.9) 37.8 
1804| 43 | 37.1}40,3| 43 | 54.4] 58.6] 57 | 57.4] 57.3] 50.7] 43.6) 36 
1805) 34.3 | 38.9/43.6| 46.1) 51.2) 56 | 61 |62 | 57.8) 46,1} 40,7) 37.5 
1806| 38.1| 38.8|40 | 43.7| 52.2) 58.1) 59 | 58.9| 54.5] 49.6} 43.8] 41.9 
1807} 36.3} 38.1|36.8| 46.5| 53.4] 56.1| 61.2] 62.1} 50.1} 51.7) 37 | 35 
1808| 36.2] 37. |37.6| 42.5] 57.2| 57,7} 64. |61.1| 55 | 44,3) 42.5] 36,2) 
1809| 34 42 142.5| 41.7] 55.2) 55.2) 57.5] 57.5] 53.3) 50.1] 40 38.7 | 
1810| 35 | 37.5|40.5| 47,1] 48.2] 57.9) 58.8] 58.8} 56.8] 48.6] 41.5] 38.5 
1811] 34.2] 39.6|45.4| 48.6) 55 | 57.8| 59,5] 58,7| 57,1) 53.4) 46.1] 36.4 
1812] 36.9} 41.3)/38.2| 42.6) 52.7] 56.2} 56 | 58.8{ 57.1] 49 | 40.9) 35.5 
1213) 35.1] 42.4|44,7| 47.2) 54.6) 58.5| 60 | 58.9)}.55.5| 47.4] 39,1 | 36,7 
1814] 26.5| 34.5 /37.3| 50.1| 49.5) 55.1} 58 | 58.6| 55.1| 45.8} 38 | 35.9} 
1815] 29.2| 39.3 }40.9| 45.6) 51 | 54.7) 54 | 56.9} 54.2] 51 | 40.5] 36.5 
1816| 37.2) 36.7/40 | 45.6) 51.1) 56.6) 57 | 58.3) 55.2) 51.7| 39.6] 37.5 
1817) 39.8 | 43.6 /42.6 | 47.2| 49.2) 59.5] 57.5] 57.4| 57.7| 45.3), 48.5 | 34 |) 
1818] 38.8} 36.6/38 | 44 | 53,6) 61.4] 66 | 59.8| 56.8] 54 | 49 | 38.7 
———— — | | | |] 
Means.| 35.8 | 38.5| 40.6| 46,3| 52° 57.2 | 59.4 | 59.4| 55.6| 48.8) 41.5| 36.9 | 
ee ee ee ee ee ee es — 
Maxim.) 44 | 43.6} 45.4] 52.9 | 57.7| 64.5] 66 | 62.1) 60.9/54 | 49 | 43 
Minim.! 24.3' 31.4] 36 8] 40.4) 46 } 53.1154 '55 | 50:1) 44.3137 | 31.3 
