Balloon Ascent, from the Crystal Palace, July 11, 1863. 
ON FIVE BALLOON ASCENTS IN 1863. 
mometers (free). 
Diff. 
1] 
~~ 
rH MO A CHL YY O° 
Donn o 0 oqnnF o 
Dew-point. 
Negretti 
Gridiron 
meter. 
sete 
weeeee 
461 
Dry and Wet Thermometers (aspirated). 
sewers 
aeeeee 
seeeee 
seeeee 
10. 
11. 
Hygrometers. 
Wet. 
teeeee 
waeeee 
12. 
(5) Flocks of sheep are huddling together. 
(7) Over the Downs. 
Diff. 
eeeeee 
seeeee 
eeeeee 
weenee 
13. 
Dew-point. 
teens 
seeeee 
seeeee 
weeeee 
seeeee 
seeeee 
eeeeee 
14, 
Daniell’s. 
Dew-point. 
As 
48°5 
48°0 
45°0 
44°5 
45°0 
42°5 
42°0 
42°5 
43°5 
44°0 
15. 
Regnault’s. 
Dew-point. 
16, 
(6) Can see the Isle of Wight, and Solent. 
(8) Smoke moving towards the coast. 
