: ON EIGHT BALLOON ASCENTS IN 1862. 415 
Balloon Ascents. Hendon, August 21, 1862. 
mometers (free). Negrete Dry and Wet Thermometers (aspirated). Hygrometers. 
an ——— 
Zambra’s fs 
di Daniell’s. | Regnault’s. 
Diff. | Dew-point. i acai Dry. Wet. Diff. |Dew-point. si 
meter. Dew-point. | Dew-point. 
5 8 38°9 ° ° ° ° °o ° ° 
2°8 38°9 
2°8 40°0 
30 40°8 
30 41°6 
31 42°6 
2°3 44°7 
22, 45°5 
2°8 45°3 
3°3 44°8 
34 46°7 
3°3 48-0 
3°5 48°6 
3°5 47°8 
5°83 511 
Crystal Palace, September 1, 1862. 
eB eS EE ee 
| 
31 evil 
4°0 56°5 Seapets} siasseds OO} wpessac [erpocses [Dv eseps . 52'0 
52 Bata 
42 | 56°3 
6°0 BEG UH}. ceesna |), Meese Beal) pidawes STi anges “bel Pobrrsy 23 52°0 
4°6 52°5 
47 50°3 
Sa! 512 
27 47°8 
3°2 ys i i os a pester) inseam |\™ ‘icepes 45'1 
27 | 467 
3°7 AAO! |. ceceas voeene seeeee pteneb seses 47°38 
30 43°7 
| 3°5 AGN || ctecve | ceavee | csctse * eeeeee 4370 
: 3°5 42°8 
10. 11. 12. 13. 14. 15. 
_ (10) Palace like a mist ; heard railway whistle, and close over Norwood. 
(11) Railway whistle heard ; two trains together. 
(12) Rays of sun lighting up Gravesend. 
(13) Gas very cloudy; rays of sun perpendicularly downwards; over Mitcham Common. 
(14) Over Mitcham Common ; people not visible. ; 
(15) Carriages visible; wind E.N.E. 
(16) Cumulus in horizon ; apparently at a lower elevation. 
(17) Palace beautiful. : (18) Over water. 
