Table II. Plate VI. Showing the Mean Hourly Oscillation 

 of the Bavometer in the Six Months of Summer and the Six 

 Months of Winter, from 26,280 observations reduced to 32° 

 of Fahrenheit's scale. 



Hours. 



Summer Months. 



Winter Months. 



1 A.M. 



*29-789 



29-813 



2 



29-785 



*29-811 



3 



29-785 



29-806 



4 



-29-781 



-29-804 



5 



29-781 



29-804 



6 



^29-783 



29-809 



7 



29-788 



*29-812 



8 



29-790 



29-816 



9 



29-791 



29-818 



10 



+29-792 



+29-819 



11 



29-791. 



29-818 



12 



*29-788 



*29-812 



1 P.M. 



29-785 



29-806 



2 



29-781 



29-804 



3 



29-780 



29-799 



4 



-26-778 



29-860 



5 



29-782 



-29-805 



6 



29-785 



29-808 



7 



*29-789 



*29-815 



8 



29-793 



29-819 



9 



29-796 



29-824 



10 



+29-797 



+29-822 



11 



29-796 



29-822 



12 



29-793 



29-821 





Mean 29-787 



Meaa 29-811 



Table III. Plate VII. Showing the MeanHourly Height of the 

 Barometer for each of the Seasons, in periods of Three 

 Months each , reduced to 32° ; from 26,280 hourly observations. 



Hour. 



Spring. 



Summer. 



Autumn. 



Winter, 



1 A.M. 



^29-824 



29-835 



*29-743 



29-803 



2 



29-820 



*29-830 



29-741 



*29-803 



3 



29-814 



29-829 



29-739 



29-799 



4 



29-814 



29-825 



-29-737 



29-795 



5 



-29-814 



-29-824 



29-738 



-29-794 



6 



^29-820 



29-826 



^29-740 



29-798 



7 



29-824 



*29-831 



29-745 



^29-801 



8 



29-824 



29-832 



29-740 



29-808 



9 



29-826 



29-831 



, 29-752 



29-810 



10 



+29-826 



,29-834 

 +29-834 



"l"29-750 



+29-813 



11 



29-826 



29-748 



29-810 



12 



*29-823 



29-833 



^29-744 



*29-801 



iF.M. 



29-821 



^29-831 



29-739 



29-792 



2 



29-819 



29-830 



29-733 



29-787 



3 



29-815 



29-828 



29-733 



-29-783 



4 



-29-814 



29-825 



-29-732 



29-787 



5 



29-816 



"29-825 



29-739 



29-794 



6 



^^29-818 



29-827 



*29-744 



^29-799 



7 



29-825 



*29-829 



29-749 



29-805 



8 



29-832 



29-835 



29-752 



29-807 



9 



,29-836 

 ■T"29-836 



29-839 



,29-754 



29-808 



10 



,29-841 

 ■^29-841 



+29-753 



29-809 



11 



29-834 



29-752 



,29-810 



12 



29-842 



29-836 



29-751 



+29-810 





29-823 



29-831 



29-744 



29-801 



