HEROES OF THE TELEGRAPH

By J. MUNRO

Author of 'ELECTRICITY AND ITS USES,' PIONEERS OF ELECTRICITY,' 'THE
WIRE AND THE WAVE'; AND JOINT AUTHOR OF 'MUNRO AND JAMIESON'S
POCKET-BOOK OF ELECTRICAL RULES AND TABLES.'


PREFACE.


The present work is in some respects a sequel to the PIONEERS OF
ELECTRICITY, and it deals with the lives and principal achievements of
those distinguished men to whom we are indebted for the introduction of
the electric telegraph and telephone, as well as other marvels of
electric science.



CONTENTS.

CHAPTER
I. THE ORIGIN OF THE TELEGRAPH
II. CHARLES WHEATSTONE
III. SAMUEL MORSE
IV. SIR WILLIAM THOMSON
V. SIR WILLIAM SIEMENS
VI. FLEEMING JENKIN
VII. JOHANN PHILIPP REIS