by looking through
differently-coloured Glasses 161
Volcano, artificial 22

Wand, magnetic 70
mercurial 79
Watch Dial, to tell by one the Hour when a Person intends
to rise 17
mysterious 70
Lamp 140
Water gilding on Silver 43
which gives Silver a Gold Colour 43
to give any Metal a Gold Colour 43, 44
Sun 50
illuminated 96
colder than Ice 127
Experiment with a Glass of 135
beautifully transparent 142
Power of 143
in Steam 158
Pressure of 143
Mass of, contained in the Sea 145
Rockets 192
Wheels, horizontal 193
Pipes in Fire-works 193
Mines 194
Fire Globes 194
Balloons, odoriferous 195
Fire Fountains 200
Weather, to foretel 140
Table 162
Wheels, self-moving 79, 94
in Fire-works 180
single vertical 180
horizontal 181
plural 182
spiral 182