TWENTIETH CENTURY INVENTIONS TWENTIETH CENTURY INVENTIONS A
PREFACE.
CONTENTS.
CHAPTER I. INVENTIVE PROGRESS.
CHAPTER II. NATURAL POWER.
CHAPTER III. STORAGE OF POWER.
CHAPTER IV. ARTIFICIAL POWER.
CHAPTER V. ROAD AND RAIL.
CHAPTER VI. SHIPS.
CHAPTER VII. AGRICULTURE.
CHAPTER VIII. MINING.
CHAPTER IX. DOMESTIC.
CHAPTER X. ELECTRIC MESSAGES, ETC.
CHAPTER XI. WARFARE.
CHAPTER XII. MUSIC.
CHAPTER XIII. ART AND NEWS.
CHAPTER XIV. INVENTION AND COLLECTIVISM.
SCIENTIFIC WORKS PUBLISHED BY MESSRS. LONGMANS, GREEN, and CO.
CHEMISTRY.
PHYSICS, ETC.
MECHANICS, DYNAMICS, STATICS, HYDROSTATICS, ETC.
OPTICS AND PHOTOGRAPHY.
SOUND, LIGHT, HEAT, AND THERMODYNAMICS.
STEAM, OIL, AND GAS ENGINES.
BUILDING CONSTRUCTION.
ELECTRICITY AND MAGNETISM.
TELEGRAPHY AND THE TELEPHONE.
ENGINEERING, STRENGTH OF MATERIALS, ETC.
LONGMANS' CIVIL ENGINEERING SERIES.
NAVAL ARCHITECTURE.
MACHINE DRAWING AND DESIGN.
WORKSHOP APPLIANCES, ETC.
MINERALOGY, METALLURGY, ETC.
ASTRONOMY, NAVIGATION, ETC.
WORKS BY RICHARD A. PROCTOR.
PHYSIOGRAPHY AND GEOLOGY.
NATURAL HISTORY AND GENERAL SCIENCE.
MANUFACTURES, TECHNOLOGY, ETC.
HEALTH AND HYGIENE.
MEDICINE AND SURGERY.
VETERINARY MEDICINE, ETC.
PHYSIOLOGY, BIOLOGY, BACTERIOLOGY, AND ZOOLOGY.
BOTANY AND GARDENING.
AGRICULTURE.
WORKS BY JOHN TYNDALL, D.C.L., LL.D., F.R.S.
TEXT-BOOKS OF SCIENCE.
ADVANCED SCIENCE MANUALS.
ELEMENTARY SCIENCE MANUALS.
THE LONDON SCIENCE CLASS-BOOKS.
PRACTICAL ELEMENTARY SCIENCE SERIES.
TRANSCRIBER'S NOTES
