Читать книгу Little Masterpieces of Science: Invention and Discovery - Various - Страница 2

PREFACE

INVENTION AND DISCOVERY

FRANKLIN IDENTIFIES LIGHTNING WITH ELECTRICITY

FARADAY'S DISCOVERIES LEADING UP TO THE ELECTRIC DYNAMO AND MOTOR

PROFESSOR JOSEPH HENRY'S INVENTION OF THE ELECTRIC TELEGRAPH

THE FIRST ATLANTIC CABLES

George Iles

BELL'S TELEPHONIC RESEARCHES

PHOTOGRAPHING THE UNSEEN: THE ROENTGEN RAY

H. J. W. Dam

THE WIRELESS TELEGRAPH

George Iles

ELECTRICITY, WHAT ITS MASTERY MEANS: WITH A REVIEW AND A PROSPECT

George Iles

COUNT RUMFORD IDENTIFIES HEAT WITH MOTION.

VICTORY OF THE “ROCKET” LOCOMOTIVE.