THE
BOY INVENTORS' RADIO-
TELEPHONE
BY
RICHARD BONNER
AUTHOR OF "THE BOY INVENTORS' WIRELESS TRIUMPH," "THE BOY
INVENTORS AND THE VANISHING GUN," "THE BOY INVENTORS'
DIVING TORPEDO BOAT," "THE BOY INVENTORS' FLYING
SHIP," "THE BOY INVENTORS' ELECTRIC
HYDROAEROPLANE," ETC., ETC.
WITH ILLUSTRATIONS BY
CHARLES L. WRENN
NEW YORK
HURST & COMPANY
PUBLISHERS
CONTENTS
CHAPTER I. THE POWER OF THE AIR
CHAPTER II. AN ENCOUNTER WITH A CHARACTER
CHAPTER III. THE PROFESSOR'S DILEMMA
CHAPTER IV. "WHERE IS HE?"
CHAPTER V. CHESTER CHADWICK—INVENTOR
CHAPTER VI. THE RADIO TELEPHONE
CHAPTER VII.THE GREAT TEST
CHAPTER VIII. TALKING THROUGH SPACE
CHAPTER IX. THE BOYS FACE TROUBLE
CHAPTER X. AN INVOLUNTARY AËRONAUT
CHAPTER XI. BY THE ROADSIDE
CHAPTER XII. MAKING ENEMIES
CHAPTER XIII. THE LEADEN TUBE
CHAPTER XIV. IN THE HOSPITAL
CHAPTER XV. A TALE OF THE COLORADO
CHAPTER XVI. ZEB CUMMINGS
CHAPTER XVII. IN THE LABORATORY
CHAPTER XVIII. INTO THE STORM
CHAPTER XIX. THE "LIGHTNING CAGE"
CHAPTER XX. THROUGH THE AIR
CHAPTER XXI. VAULTING TO THE RESCUE
CHAPTER XXII. "Z. 2. X."
CHAPTER XXIII. ON THE BORDER LINE
CHAPTER XXIV. "THE THREE BUTTES"
CHAPTER XXV. INTO THE BEYOND
CHAPTER XXVI. THE START FOR THE UNKNOWN
CHAPTER XXVII. THE PROFESSOR'S SECOND DILEMMA
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