ON NINE BALLOON ASCENTS IN 1863 AND 1864. 



Balloon Ascent, from the Crystal Palace, August 29, 1864. 



251 



10. 



11. 12, 



13. 



14. 



15. 



16. 



(9) Tried vibrations of horizontal magnet again, but failed 



(10) The fountains of the Crystal Palace look very smaU ; ozone coloured to i. 



(11) Dreadnought looks small (12) Applied water to Wet-bulb. 



^l^} mu-''^*'"'u ^^-^^^ ^"^'^^^ ^^^^ ''^^^- (14) S"^ bot to the face. 



UO) J-turty vibrations of a horizontal magnet in 42 seconds. 



