The Home Medical Library, Volume 5 (of 6)Part 1 — Part IReading editionChapter navigation29 reading sectionsGo to chapterChoose a chapter…The Home Medical LibraryMedical Advising EditorsSpecial ContributorsThe Home Medical LibraryPART IPART IIPART IIIThe Editor's PrefacePart IChapter IChapter IIChapter IIIChapter IVPart IIChapter IChapter IIPart IIIChapter IChapter IIChapter IIIChapter IVChapter VChapter VIChapter VIIChapter VIIIChapter IXChapter XChapter XITRANSCRIBER'S NOTE.Previous chapter ←Part 3 — The Editor's PrefaceNext chapter →Part 1 — Chapter IAll chapters and sections (29)Other sectionsThe Home Medical LibraryMedical Advising EditorsSpecial ContributorsThe Home Medical LibraryParts123Part 3 · Other sectionsThe Editor's PrefacePart 1 · Parts1Part 1 · Chapters1234Part 2 · Parts2Part 2 · Chapters12Part 3 · Parts3Part 3 · Chapters1234567891011Part 3 · Other sectionsTRANSCRIBER'S NOTE.WATER SUPPLY AND PURIFICATION◇BY◇WILLIAM PAUL GERHARD◇← The Editor's PrefaceCHAPTER I →