CONTENTS BY CHAPTERS 



VOLUME VI 



THE CONQUEST OF NATURE 



CHAPTER PAGE 



I. MAN AND NATURE ....... 3 



II. HOW WORK IS DONE ....... 29 



III. THE ANIMAL MACHINE ....... 43 



IV. THE WORK OP AIR AND WATER ..... 62 



v. CAPTIVE MOLECULES: THE STORY OF THE STEAM EN- 

 GINE ......... 79 



VI. THE WASTER WORKER . . . . . . . IIO 



VII. GAS AND OIL ENGINES . . . . . 132 



VIII. THE SMALLEST WORKERS ...... 148 



IX. MAN'S NEWEST CO-LABORER THE DYNAMO . . 171 



X. NIAGARA IN HARNESS ....... 183 



XI. THE BANISHMENT OP NIGHT ..... 2OI 



XII. THE MINERAL DEPTHS ....... 242 



XIII. THE AGE OF STEEL ....... 271 



XIV. SOME RECENT TRIUMPHS OF APPLIED SCIENCE . . 298 

 APPENDIX 321 



VOLUME VII 



. THE CONQUEST OF TIME AND SPACE 



I. THE CONQUEST OP THE ZONES ..... 5 



II. THE HIGHWAY OF THE WATERS ..... 56 



III. SUBMARINE VESSELS ....... 93 



IV. THE STEAM LOCOMOTIVE . . . . . .119 



V. FROM CART TO AUTOMOBILE . . . . . 152 



VI. THE DEVELOPMENT OF ELECTRIC RAILWAYS . . 175 



VII. THE GYROCAR ........ 195 



VIII. THE GYROSCOPE AND OCEAN TRAVEL . . . .217 



IX. NAVIGATING THE AIR ....... 226 



X. THE TRIUMPH OP THE AEROPLANE .... 272 



APPENDIX 303 



VOLUME VIII 



SCIENCE IN THE INDUSTRIAL WORLD 



I. THE DEVELOPMENT OP THE TELEGRAPH 3 



II. THE SUBMARINE CABLE ...... 30 



III. WIRELESS TELEGRAPHY ...... 47 



IV. THE DEVELOPMENT OF THE TELEPHONE ... 66 



V. THE EDISON PHONOGRAPH ...... 93 



VI. PRIMITIVE BOOKS 99 



VII. THE PRINTING AND MAKING OP MODERN BOOKS . .119 



VIII. THE MANUFACTURE OF PAPER 159 



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