The TelephoneTHE TELEPHONE:Reading editionChapter navigation9 reading sectionsGo to chapterChoose a chapter…Front matterTHE TELEPHONE:Phenomena of Electricity, Magnetism, and Sound,PREFACE.ELECTRICITY.OTHER MEANS FOR GENERATING ELECTRICITY.WHAT IS ELECTRICITY?SOUND.CORRELATION.Previous chapter ←Front matterNext chapter →Phenomena of Electricity, Magnetism, and Sound,All chapters and sections (9)Opening pagesFront matterOther sectionsTHE TELEPHONE:Phenomena of Electricity, Magnetism, and Sound,PREFACE.ELECTRICITY.OTHER MEANS FOR GENERATING ELECTRICITY.WHAT IS ELECTRICITY?SOUND.CORRELATION.AN ACCOUNT OF THE◇← Front matterPhenomena of Electricity, Magnetism, and Sound, →