LIST OF ILLUSTRATIONS
Reading edition
PAGE
A Well-known Phenomenon produced by Electrons Frontispiece
Damage Done by a Party of Electrons 45
A Tobacco Tin defying Gravitation 79
A Motor-car with Wireless Telegraph 99
A Train Impelled by Moving Electrons 119
Protection against a Discharge of Electrons 129
The Spectroscope and the Electrons' Wireless Messages 149
How Electrons Produce X-ray Images 171