Front Cover -- Contents -- The Empty Atom -- The Elusive Electron -- Static Electricity -- Attraction and Repulsion -- Detecting Charge -- Electric Fields -- Charged Atoms -- Ions and Electrolysis -- Moving Charges -- Potential Difference -- Current and Stored Charge -- Resistance and Power -- Direct and Alternating Current -- Vacuum Tubes and their Uses -- X-rays and Beyond -- Semiconductor Materials -- Solid-state Devices -- Making Chips -- Electronic Memories -- Glossary -- Further Research -- Index -- Back Cover.