Edison : his life and inventions . 3 1197 00671 9295 DATE DUE ^ § m JAN 2 4 i9ar arrv ** *^ OCT q(KIT e 8 1994 //iiFK »ij g ii^c MAD ^ ft 1995 r>s WAR—ng^ -MAR iA ^^ u ilZ L a .^ CJ APP t ^ MAY 0 ? ?no? i^PK 3 l) zubj MAR 3 tCT2 0 -TOR MAR 317(m n- JUL 15 sm 199i JUN il Worm DEC 06 ?,ii1^ DEMCO 38-297. VOLUME I 220532 NEW YORK AND LONDONHARPER & BROTHERS PUBLISHERS MCMXXIX Copyright, 1910, 1929, by Harper & Brothers Printedin the United States of AmericaI-D HAROLD B. LEE LIBRARY BRIGHAM YOUNG UNIVERSITY PROVO, UTAH CONTENTS CHAP. IX. ^\ XIV. XV. XVI. Introduction The Age of Elec
Edison : his life and inventions . 3 1197 00671 9295 DATE DUE ^ § m JAN 2 4 i9ar arrv ** *^ OCT q(KIT e 8 1994 //iiFK »ij g ii^c MAD ^ ft 1995 r>s WAR—ng^ -MAR iA ^^ u ilZ L a .^ CJ APP t ^ MAY 0 ? ?no? i^PK 3 l) zubj MAR 3 tCT2 0 -TOR MAR 317(m n- JUL 15 sm 199i JUN il Worm DEC 06 ?,ii1^ DEMCO 38-297. VOLUME I 220532 NEW YORK AND LONDONHARPER & BROTHERS PUBLISHERS MCMXXIX Copyright, 1910, 1929, by Harper & Brothers Printedin the United States of AmericaI-D HAROLD B. LEE LIBRARY BRIGHAM YOUNG UNIVERSITY PROVO, UTAH CONTENTS CHAP. IX. ^\ XIV. XV. XVI. Introduction The Age of Electricity Edisons Pedigree Boyhood at Port Huron, Michigan . . , The Young Telegraph Operator Arduous Years in the Central West . . Work and Invention in Boston The Stock Ticker Automatic, Duplex, and Quadruplex Teleg-raphy-- The Telephone, Motograph, and Microphone . The Phonograph The Inventioj^ of the Incandescent Lamr Memories of Menlo Park A World-Hunt for Filament Material . .Inventing a Complete System op Lighting . .Introduction of the Edison Electric Light . .The First Edison Central Station .... Other Early Stations—The Meter The Electric Railway PAGE vii 23 48 6598 114 139 170203 234^—267299318- 347384 417448 J ILLUSTRATIONS THOMAS ALVA EDISON Frontispiece MR. Edisons fa
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