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Reading History
Chapter 15 CLOCKS
Word Count: 1071
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Released on: 06/12/2017
some accurate and uniform system of measuring time. Nature herself furnishes measurements for certain divisions of
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Contents
Chapter 1 INTRODUCTION
Chapter 2 THE PRINTING PRESS
Chapter 3 THE STEAM ENGINE
Chapter 4 ELECTRICITY THE TELEGRAPH AND THE TELEPHONE
Chapter 5 ELECTRICITY LIGHTING, TRANSPORTATION, AND OTHER USES
Chapter 6 THE DISCOVERY OF AMERICA
Chapter 7 WEAPONS AND GUNPOWDER
Chapter 8 ASTRONOMICAL DISCOVERIES AND INVENTIONS
Chapter 9 THE COTTON-GIN
Chapter 10 AN STHETICS
Chapter 11 STEEL AND RUBBER
Chapter 12 STENOGRAPHY AND THE TYPEWRITER
Chapter 13 THE FRICTION MATCH
Chapter 14 PHOTOGRAPHY
Chapter 15 CLOCKS
Chapter 16 SOME MACHINES
Chapter 17 AERONAUTICS
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