Scientific American Supplement, No. 717, September 28, 1889Front matterReading editionChapter navigation30 reading sectionsGo to chapterChoose a chapter…Front matterNEW YORK, SEPTEMBER 28, 1889.THE NAVAL FORGES AND STEEL WORKS AT ST. CHAMOND.FORGING A PROPELLER SHAFT.CRANK AND SCREW SHAFTS OF THE MERCANTILE MARINE.1EXPERIMENTAL AID IN THE DESIGN OF HIGH SPEED STEAMSHIPS.THE SHIP IN THE NEW FRENCH BALLET OF THE "TEMPEST."THE GIRARD HYDRAULIC RAILWAY.QUARTZ FIBERS.1NATURE, COMPOSITION, AND TREATMENT OF ANIMAL AND VEGETABLE FABRICS.THE PRODUCTION OF AMMONIA FROM COAL.1ALKALI MANUFACTORIES.THE FUELS OF THE FUTURE.PORTABLE ELECTRIC LIGHT.ELECTRIC MOTOR FOR ALTERNATING CURRENTS.THE ELECTRIC AGE.EARLY ELECTRIC LIGHTING.THE MODERN THEORY OF LIGHT.1ON PURIFICATION OF AIR BY OZONE—WITH AN ACCOUNT OF A NEW METHOD.1HEAT IN MAN.PRESERVATION OF SPIDERS FOR THE CABINET.DRIED WINE GRAPES.WALNUT OIL.THE PYRO DEVELOPER WITH METABISULPHITE OF POTASH.A New Catalogue of Valuable PapersArchitects and Builders Edition.Building Plans and Specifications.THE Scientific American Supplement.Useful Engineering BooksPATENTS.Beginning of this editionNext chapter →NEW YORK, SEPTEMBER 28, 1889.All chapters and sections (30)Opening pagesFront matterOther sectionsNEW YORK, SEPTEMBER 28, 1889.THE NAVAL FORGES AND STEEL WORKS AT ST. CHAMOND.FORGING A PROPELLER SHAFT.CRANK AND SCREW SHAFTS OF THE MERCANTILE MARINE.1EXPERIMENTAL AID IN THE DESIGN OF HIGH SPEED STEAMSHIPS.THE SHIP IN THE NEW FRENCH BALLET OF THE "TEMPEST."THE GIRARD HYDRAULIC RAILWAY.QUARTZ FIBERS.1NATURE, COMPOSITION, AND TREATMENT OF ANIMAL AND VEGETABLE FABRICS.THE PRODUCTION OF AMMONIA FROM COAL.1ALKALI MANUFACTORIES.THE FUELS OF THE FUTURE.PORTABLE ELECTRIC LIGHT.ELECTRIC MOTOR FOR ALTERNATING CURRENTS.THE ELECTRIC AGE.EARLY ELECTRIC LIGHTING.THE MODERN THEORY OF LIGHT.1ON PURIFICATION OF AIR BY OZONE—WITH AN ACCOUNT OF A NEW METHOD.1HEAT IN MAN.PRESERVATION OF SPIDERS FOR THE CABINET.DRIED WINE GRAPES.WALNUT OIL.THE PYRO DEVELOPER WITH METABISULPHITE OF POTASH.A New Catalogue of Valuable PapersArchitects and Builders Edition.Building Plans and Specifications.THE Scientific American Supplement.Useful Engineering BooksPATENTS.Issue TitleNEW YORK, SEPTEMBER 28, 1889. →