Light and Heat. Flashes of Light upon revolving Wheels 53 Decomposition of Light 54 Solar Refraction 54 Incantations 55 To imitate the Light of the Sea 55 Instantaneous Lights 56 To colour the Flame of a Candle 57 To divide the Flame of a Candle 57 Cane Wick Lamp 58 Camphor and Platinum Lamp 58 Platinum and Ether Lamp 58 Floating Light 59 Substitute for a Wax Taper 59 Phosphorescent Fish 59 The Luminous Spectre 59 Light, a Painter 60 Effect of Light upon Crystallization 60 Effect of Light on Plants 60 Instantaneous Light upon Ice 61 White Light from Zinc 61 Brilliant Light from two Metals 61 Brilliant Light from Steel 61 Lighted Tin 62 Light from Gilt Buttons 62 Light from a Flower 62 Light from Sugar 62 Light from the Potato 63 Light from the Oyster 63 Light from Derbyshire Spar 63 Light from Oyster-shells 64 Rings of Light in Crystal 64 To strike Light with Cane 64 Cause of Transparency 64 Transparency of Gold 65 Tint changed by Thickness 65 Shadows made darker by increased Light 65 Miniature Thunder and Lightning 66 The Burning Glass 66 Magic of Heat 66 Repulsion by Heat 67 Heat passing through Glass 68