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Great Inventions and Discoveries
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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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1 Chapter 1 INTRODUCTION2 Chapter 2 THE PRINTING PRESS3 Chapter 3 THE STEAM ENGINE4 Chapter 4 ELECTRICITY THE TELEGRAPH AND THE TELEPHONE5 Chapter 5 ELECTRICITY LIGHTING, TRANSPORTATION, AND OTHER USES6 Chapter 6 THE DISCOVERY OF AMERICA7 Chapter 7 WEAPONS AND GUNPOWDER8 Chapter 8 ASTRONOMICAL DISCOVERIES AND INVENTIONS9 Chapter 9 THE COTTON-GIN10 Chapter 10 AN STHETICS11 Chapter 11 STEEL AND RUBBER12 Chapter 12 STENOGRAPHY AND THE TYPEWRITER13 Chapter 13 THE FRICTION MATCH14 Chapter 14 PHOTOGRAPHY15 Chapter 15 CLOCKS16 Chapter 16 SOME MACHINES17 Chapter 17 AERONAUTICS