Gravity m South Africa. 
121 
Date, 12.7.10. 
Place: Observatory, Louren9o Marques. 
Pendulum No. 23. 
Thermometer No. 53, 14-56 to 14-58 = 19-31° Cent. 
Barometer, 763*1. 
Amplitude, 8-4 to 7-8 = 8-1 = 26-0'. 
Doubled Distance, 3-20. 
Eate of Clock, 0*145s./day losing. 
Coincidences — 
h. m. s. 
Diff. 
05-9 
4 29 54-0 
1488-1 
35-9 
23-9 
•0 
05-3 
53-5 
•2 
35-4 
23-6 
-2 
04-8 
53-0 
•2 
34-9 
23-0 
•1 
04-5 
52-7 
-2 
34-5 
22-6 
•1 
03-9 
52-2 
-3 
34-0 
22-1 
•1 
Mean 1488-15 
c = 29-7630 { 
2c-l - 58-5260 I 
.s = 0-5085432 sidereal 
u = +9 
a= - 18 
t= - 951 
(1= - 508 
S - 0-5083964 
