Balloon Ascent, from Wolverton, June 26, 1863. 
momieters (free). Negretti 
and 
Zambra’s 
. Gridiron 
Dew-point.| Thermo- 
meter, 
! 
° ° 
—12'5 20°0 
15°5 
—19'0 24° 
—I19'0 2135 
—18'9 21'0 
a SR ||) | scams 
Sl ae | aeoces 
—22°8 22°0 
—23°6 22'0 
pees 2370 
—23°6 
—22°2 
— 65 
act 18°5 
zebras |) Loe: 
eines 17'0 
SEEOTR || sexes 
eee 18'0 
Beatice 19‘! 
pene 23°0 
(oxo) 26°1 
+ 12 261 
ree 26°1 
13°8 26'0 
eeeees 23°71 
22°ae" |) ,ae 
15°8 22°0 
ON FIVE BALLOON ASCENTS IN 1863. 449 
Dry and Wet Thermometers (aspirated). Hygromceters. 
Daniell’s. | Regnault’s. 
Dry. Wet. Diff. {| Dew-point. 
Dew-point. | Dew-point. 
° ° °o ° ° ° 
foeee- le Vorpees Hi) cnccean si (huae =cey Ra — 9°5 
amos | iavaea seats bo Cec sess | — Qro 
| 
19°5 15°8 3° 7 BB ed easlsosy yp) > Saat Bas —13°0 
ceaacehah ft - SeemeUhSl voce os IRM sage! li) ecco —13°0 
sesonsrmed, \es'esae alll Ik wagecetl Mtenmers) pl ll Rl scaites —13°'0 
Peery eaten leecher |) acco, yf bee: — 31 
Secjevenrt ||| ceseseetegt) mede camel ietseates — 35 
eres Mee cores ete | || Gscbo — 3°5 
scsrebarnt|: lesacder ||| StenctastsQill MMM cesipde tee + 3°0 
18'0 161 1'9 1°8 + 1°5 
18:0 
19° 18'0 I'o LOD Since + 2°5 
Saale NIE. iowecsens «| | bectcosn EmmCRDEES + 22 
ceaewsier} esecse Cll © csaueaQia iN Masstnnc 4) eee Ne + 2°0 
sesewet Af  Seencevs. | Sec vegiuelumccsives . pe) 
sescte Sl peciesceah| tev ocoQeh| Mneseeesn mma 15'0 
snaeas¥ee\o Pimawencrwsl| ecsicceN RitMmesches 18'o 
11, 12. 13. 14, 15 16. 
B(2) We looked round at the very faint blue sky, covered with cirri, and estimated the 
height of the cloud to be many miles; atmosphere thick and misty. 
_ (14) Cirri alone above; sky faint blue; spectrum with small instrument same as below. 
_ (15) Could not use large spectroscope. 
(16) We are above cloud, but not free from mist. 
17) No fine views or forms, all confused and dirty-looking ; the sky is the same as seen 
from below ; we have very little sand; cannot go higher. 
(18) Faint blue sky above: clouds. (19) Ozone 
(20) Sun very faint. 
(21) Spectrum B to F; actinometer rose 5 divisions in one minute. 
(22) In fog; sun i 
(23) In fog; very 
1863, 
nvisible. 
chilly. 
(24) In fog. 
2. 
bh 
2 
