44 
Lieutenant Foster’s account of 
Table V. ( is t Series.) 
Vibrations of the Pendulum at Port Bowen, computed at the mean rate of 
the Clock, viz. 
86469,88 vibrations in a mean solar day. 
Vibrations in 24 h. at temp. 50 o. 
Date. 
Time of the Day. 
Barometer. 
Therm. 
Disappearance. 
Mean of Disap, & 
Re-appearance. 
Inches. 
O 
June 14th 
Night 
29,918 
50.83 
86223,637 
86223,837 
J 5 
Morning . . . 
29,922 
48.87 
86223,702 
86223,840 
Forenoon. . . 
,906 
49.05 
86223,886 
86224,004 
Afternoon . . 
.857 
46.50 
86223,612 
86223,690 
— 
Night ..... 
>835 
46-53 
86223,637 
86223,812 
16 
Morning . . . 
29,836 
47.80 
86223,430 
86223,548 

Forenoon. . . 
,843 
49.28 
86224,541 
86224,658 
Afternoon . . 
,868 
49.98 
86223,729 
86223,886 
— 
Night 
,859 
49.IO 
86223,556 
86223,714 
17 
Morning . . . 
29,859 
46.00 
86223,374 
86223,491 
— — 
Forenoon. . . 
,864 
50.45 
86223,996 
86224,1 14 
Afternoon . . 
,882 
52.25 
86223,991 
86224,130 
Night 
> 9°5 
51.62 
86223,751 
86223,949 
18 
Morning . . . 
29,908 
51-37 
86223,514 
86223,713 
— 
Forenoon. . . 
,946 
5 I,2 5 
86223,980 
86224,079 
.... ■■ ■ 
Afternoon . . 
,965 
52.00 
86223, gg8 
86224,136 
— 
Night 
,964 
51.15 
86223,770 
86223,869 
*9 
Morning . . . 
29,956 
51.14 
86223,595 
86223,733 
Forenoon. . . 
»8 77 
5 1 • 87 
86223,046 
86224,086 
— 
Afternoon . . 
,842 
52.12 
86224,035 
86224,134 
— 
Night 
,819 
52.07 
86223,842 
86224,000 
20 
Morning . . . 
29,813 
5 J -77 
86223,720 
86223,056 
— 
Forenoon. . . 
,813 
50.82 
86223,928 
86224,027 
Afternoon . . 
,819 
50.30 
86223,768 
86223,867 
— 
Night 
,820 
54-35 
86223,634 
86223,773 
21 
Forenoon. . . 
29,766 
50.06 
86223,775 
86223,845 
Afternoon . . 
,767 
49-75 
86223,653 
86223,791 
Night 
- 739 
52.02 
86223,847 
86224,084 
22 
Morning . . . 
29,735 
50.56 
86223,702 
86223,860 
Forenoon. . . 
>759 
48.77 
86223,412 
86223,510 
Afternoon . . 
> 755 
48.27 
86223,418 
86223,594 
Night 
>755 
49.60 
86223,613 
86223,810 
*3 
Morning . . . 
29,749 
48.86 
86223,413 
86223,550 
Forenoon 
> 7 6 7 
48.85 
86223,634 
86223,772 
Mean. 
29,844 
5 0 - 1 5 
86223,736 
86223,878 
