XXV1 APPENDIX. 
The following Table shews the Mean Annual Heights of the Barometer and Ther- 
mometer at Madras, between the Years 1796 and 1821, with the General Mean of 
each. 
YEAR. BAROMETER. THERMOMETER. 
Inches. Deg. 
1796 29 °981 80 +780 
1797 29 948 83 430 
1798 29974 81°744 
1799 29-988 81-430 
1800 29 ‘966 81 ‘680 
1801 29 966 81 +354 
1802 29 “968 82-938 
1803 30 006 82°571 
1804. 30 °007 83 °580 
1805 30 :067 82-046 
1806 29 ‘966 81°705 
1807 29 "923 79 °738 
1813 29 831 82 055 
1814 29 °891 81 °304 
1815 29919 81°313 
1816 29 972 80 °434 
1817 29 999 81059 
1818 29 "950 81 ‘088 
1819 29 °949 81 “596 
1820 29 *950 81 +546 
1821 30-035 82-330 
General Mean .. 29 ‘964 81700 
