ON NINE BALLOON ASCENTS IN 1863 AND 1864. 



Balloon Ascent, from the Crystal Palace, October 9, 1863. 



317 



mometers (free). 



Diff. 



2-8 

 3-3 



rs 



37 

 2-8 

 3-0 

 3-2 



3'2 



rs 



4' I 

 3-6 



3*5 

 4-0 

 4-0 

 4-0 

 4-0 

 3'9 

 3-8 

 3-8 

 3-6 



3"9 

 37 

 3-9 

 41 



4'o 

 37 

 4-0 



4' I 

 35 

 3-5 

 4-4 

 3-5 

 3'2 



3*5 

 2-8 



30 

 34 

 3-5 

 4"4 

 4-5 

 4-5 

 4-2 



4-5 

 44 

 4-0 



8. 



Dew-point. 



l8-o 

 177 

 i8-i 



19-5 

 227 

 23-1 

 23-4 

 23'6 

 24-4 

 24*2 



2S'3 

 266 

 26-0 

 26-6 



27-3 

 27-3 

 27-5 



277 

 29-0 



30'3 



29-9 

 30-6 

 299 

 29'6 



30'2 

 30-6 

 30-2 

 296 

 30-8 



31-4 

 30-4 



32-5 



337 



34-2 



357 

 35'3 

 349 

 34"2 

 327 

 32-0 

 31-4 

 31-5 



30'2 



30-4 



30-8 



Gridiron 

 Thermo- 

 meter. 



Dry and Wet Therms, (aspirated) 



Dry. 



Wet. 



Diff. 



Dew- 

 point. 



Hygrometers. 



Daniell's. 

 Dew-point. 



26*0 



28-0 

 [dew off. 



27-5 



Regnault's. 

 Dew-point. 



Delicate 

 Blackened 

 Bulb Ther- 

 mometer. 



25*5 



26-0 



24-0 

 26'0 



28-5 



2)S-0 



29-0 



[dew off. 



30'o 



25-0 



10. 



11. 12. 13. 14. 15. 16. 17. 



(7) Noise of London still heard. 



(8) Beautiful golden sunset (9) changed dii-ection of motion. 

 }S t-T ^f'*™"^ ""^ »11 ^'^'^e^- (11) Misty over the land. 



U ?f ^ ''/^^ ^i""- . ■ ^^^. ?^'' ^^^ ^'^^^ = t^° "iles from Tottenham 



/^i ft^ « ^^"'''^ ''"?*^"' *"^''^''* ' "^"^'"S ^•^^- (15) Beautiful sunset. 



(lb) ti.E. current. 



