ON FIVE BALLOON ASCENTS IN 1863. 44.5 
Balloon Ascent, from the Crystal Palace, April 18, 1863. 
mometers (free). Negretti Dry and Wet Thermometers (aspirated). | Hygrometers. 
and 
paceen: | Daniell’s. | Regnault’s. 
Diff. |Dew-point.| Thermo- Dry. Wet. Diff. | Dew-point. 
meter. | Dew-point. | Dew-point. 
° ° ° ° ° ° ° ° ° 
9 |+ 46 | 205 
570 =|—10°6 245 
60 =|—10°4 26°2 
Balloon Ascent, from Wolverton, June 26, 1863. 
| 
eee || 36.25: 66'0 
9°90 49°8 6670 
g'0 43°7 
8'0 47°2 62°0 
8°3 464 61°5 
84. 45°9 io RR MM es coh | ceric || uc Staan ll sehatdce 48'0 
8-0 44°4 
6:0 ree (i. cde!) wR ON caus TY) ssc meedoes 47'0 
5% 44°9 54°5 
Mass — | | eceace 50°5 
Secene | ceeees 50°0 | j 
medest | ce ues 49°0 
70 gro 46-0 
coset RE 43'0 
10°2 18-1 
98 16°3 38°5 
1I'l 10°4 37°0 
BI ecats |) skacss- || secon | secant ll eonceemllimeeeyon I1‘o 
9°9 11°3 36'0 
MMM escas>. | cats ll, esccks S| sesgen-*\|| (eccecaelmmacs som mth imerosee 8:0 
«ip nl oe 31°5 
8. 9. 10. ll. 12. 13. 14, 15. 16. 
(2) Wind W.S.W.; strong. Balloon lurched considerably ; fifty men were not sufficient 
to keep it down; the instruments were with difficulty mounted on the board in the 
car. 
(8) The sky was cloudy, after a fine morning. 
(4) The lower atmosphere very dark. 
(5) Painfully cold. (6) Terribly cold. 
‘ (7) Dreadfully cold ; put on coat with difficulty ; wrapped up my neck ; put on extra cap ; 
ve Mr. Coxwell a wrapper. 
(8) Faint sun; at this time the sighing, or rather moaning of the wind was heard as 
ag a storm ; it is the first instance that either Mr. Coxwell or myself had heard such 
a sound. 
(9) Fine rain falling. 
(10) Saw sun faintly. 
(11) In fog, thin rain; lost sight of sun. 
(12) Worked bellows for Regnault’s Hygrometer. 
