Scientific American Supplement, No. 508, September 26, 1885Front matterReading editionChapter navigation32 reading sectionsGo to chapterChoose a chapter…Front matterNEW YORK, SEPTEMBER 26, 1885PERMEABILITY OF SAND ROCK.THE GROTTO OF GARGAS.DEEP SHAFTS AND DEEP MINING.REMARKABLE WELLS AND CAVERNS.THE CABBAGE BUTTERFLY.THE BHOTAN CYPRESS.THE PITCHER PLANT.WHAT IS A PLANT?CAMELLIAS.ARISÆMA FIMBRIATUM.STRIKING A LIGHT.EXPERIMENTS IN MEMORY.SINKING OF THE QUIEVRECHAIN WORKING SHAFT.ON THE ELEMENTARY PRINCIPLES OF THE GAS-ENGINE.1M. MEIZEL'S RECIPROCATING EXHAUSTER.AUTOMATIC SIPHON FOR IRRIGATION.ASSAY OF EARTHENWARE GLAZE.ON THE ELECTRICAL FURNACE AND THE REDUCTION OF THE OXIDES OF BORON, SILICON, ALUMINUM, AND OTHER METALS BY CARBON.1THE COWLES ELECTRIC SMELTING PROCESS.OPTICAL TELEGRAPHY.1A NEW STYLE OF SUBMARINE TELEGRAPH.A NEW CIRCUIT CUTTER.NEW MICRO-TELEPHONIC APPARATUS.MESSRS. KAPP AND CROMPTON'S MEASURING INSTRUMENTS.THE CHEMICAL ACTION OF LIGHT.EUTEXIA.1CHINOLINE.METHOD FOR RAPID ESTIMATION OF UREA.Scientific American Supplement.PATENTS.Beginning of this editionNext chapter →NEW YORK, SEPTEMBER 26, 1885All chapters and sections (32)Opening pagesFront matterOther sectionsNEW YORK, SEPTEMBER 26, 1885PERMEABILITY OF SAND ROCK.THE GROTTO OF GARGAS.DEEP SHAFTS AND DEEP MINING.REMARKABLE WELLS AND CAVERNS.THE CABBAGE BUTTERFLY.THE BHOTAN CYPRESS.THE PITCHER PLANT.WHAT IS A PLANT?CAMELLIAS.ARISÆMA FIMBRIATUM.STRIKING A LIGHT.EXPERIMENTS IN MEMORY.SINKING OF THE QUIEVRECHAIN WORKING SHAFT.ON THE ELEMENTARY PRINCIPLES OF THE GAS-ENGINE.1M. MEIZEL'S RECIPROCATING EXHAUSTER.AUTOMATIC SIPHON FOR IRRIGATION.ASSAY OF EARTHENWARE GLAZE.ON THE ELECTRICAL FURNACE AND THE REDUCTION OF THE OXIDES OF BORON, SILICON, ALUMINUM, AND OTHER METALS BY CARBON.1THE COWLES ELECTRIC SMELTING PROCESS.OPTICAL TELEGRAPHY.1A NEW STYLE OF SUBMARINE TELEGRAPH.A NEW CIRCUIT CUTTER.NEW MICRO-TELEPHONIC APPARATUS.MESSRS. KAPP AND CROMPTON'S MEASURING INSTRUMENTS.THE CHEMICAL ACTION OF LIGHT.EUTEXIA.1CHINOLINE.METHOD FOR RAPID ESTIMATION OF UREA.Scientific American Supplement.PATENTS.Issue TitleNEW YORK, SEPTEMBER 26, 1885 →