77
water boiled by 78
bubbles, vegetable 78
electrified 98
Alarum 147
Alphabet, changes of, in square Yards 59
Apparition, armed 126
Atmosphere, to show the Pressure of 137
Aurora Borealis, electric 91

Bacchus, animated 81
Ball, electrified 97
electric 99
Balloon, artificial 81
electric 96
Cases in Fire-works 184
Balloons, Paper, to construct 42
in Fire-works, to load with Stars, Serpents, &c. 184
Balls, dancing 93
Barley, the Awn of, an Hydrometer 157
Bell, magic 79
Bladder, exploded 80
cemented 81
Blue, to change to White 35
Bodies, two inodorous, become pungent by Mixture 145
Body, combustible, to ignite by reflection 57
Bottle, magic 48
enchanted 59
Bronzing, the Art of 133
Bubble, exploding 13
Bubbles, aerial 78
Burning-glasses, account of two 32
Busts, talking 61
Butterflies, to take Impressions of on Paper 134

Cameleon Spirit 23
Camera Obscura, to construct 16
Camphor, electrified 100
Candle lighted