Gravity in South Africa. 
117 
Date, 11.7.10. 
Place : Observatory, Louren(,'o Marques. 
PendQlum No. 5^. 
Thermometer No. 53, 14-83 to 14-82 = 19-72° Cent. 
Barometer, 760-7. 
Amplitude, 9-2 to 8*2 = 8-7 = 28-0'. 
Doubled Distance, 3*20 m. 
Ea,te of Clock, 0-145 s./day losing. 
Coincidences — 
]i. m. s. 
h. 
m. s. 
Din. 
14 3 54-9 
14 
27 42-5 
1427-6 
24-0 
11-8 
7-8 
52-0 
39-6 
7-6 
21-0 
08-9 
7-9 
48-9 
36-8 
7-9 
18-1 
06-0 
7-9 
46-2 
33-8 
7-6 
15-4 
03-2 
7-8 
43-3 
30-9 
7-6 
12-5 
00-0 (?) 
7-5 
Mean 
1427-74 
c = 
28-5548 
j mean time 
2c-l = 
56-1096 
0-5089112 sidereal 
u = 
+ 
9 
a = 
21 
t = 
971 
d= - 506 
S = 0-5087623 
