Perpetual LightFront matterReading editionChapter navigation9 reading sectionsGo to chapterChoose a chapter…Front matterPERPETUAL LIGHTPERPETUAL LIGHTDEDICATIONACKNOWLEDGEMENTSIntroductory materialFOREWORDBEFOREAFTERBeginning of this editionNext chapter →PERPETUAL LIGHTAll chapters and sections (9)Opening pagesFront matterOther sectionsPERPETUAL LIGHTPERPETUAL LIGHTDEDICATIONACKNOWLEDGEMENTSOpening pagesIntroductory materialOther sectionsFOREWORDBEFOREAFTERProduced by Skip Doughty, Charles Franks◇and the Online Distributed Proofreading Team.◇PERPETUAL LIGHT →