The telegraph manual: a complete history and description of the semaphoric, electric and magnetic telegraphs of Europe, Asia, Africa, and America, ancient and modern.

CONTENTS.
CHAPTER I.
THE TELEGRAPH.
The meaning of the term Telegraph-Divine Telegraph-Telegraphs mentioned in the
Classics and Ancient History-The Telegraph invented by Polybius-Agamemnon's
Telegraph, B. C. 1084-North American Aboriginal Telegraph-The American Revolutionary Army Signals....................................... PAGE 17
CHAPTER II.
THE SEMAPHORE TELEGRAPH.
Origin of the Semaphore Telegraph-Its Adoption by the French Government-Its Extension over Europe-A German Telegraph Station-Russian Telegraph.... 27
C HAPTER III.
THE CHAPPE TELEGRAPH, ETC.
Description of the Chapp6 Telegraph-Organization of the Signal Alphabet-Process
of Manipulation-Its Celerity in Sending Dispatches......................... 32
CHAPTER IV.
OTHER SEMAPHORE TELEGRAPHS.
The Prussian Semaphore Telegraph-The English Semaphore-The Gonon, Chappe,
Guyot, and Treutler's ImDrovements on the Chappe Telegraph................ 46
CHAPTER V,
STATIC ELECTRICITY.
Static Electricity Explained-Conductors and Non-Conductors-Vitreous and Resinous
Electricity-Discovery of the Leyden Jar —Franklin's Electrical Theories-Coulomb's Theories of Electro-Statics -Franklin's Reasons for believing that Lightning
and Electricity were Identical-Identity of Lightning and Electricity DemonstratedThe Franklin Kite Experiment-Distribution of Electricity-Phenomena of Resistance to Induction-Phenomena of Attraction and Repulsion-Igniting Gas with the
Finger-The Leyden JarExperiments..................................... 61