CONTENTS BY CHAPTERS 



VOLUME VI 



THE CONQUEST OP NATURE 



CHAPTER PAGB 



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



II. HOW WORK IS DONE . ..;,. . . 29 



III. THE ANIMAL MACHINE . . . , f . . . 43 



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



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

 GINE ..... . . . . 79 



VI. THE MASTER 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 OP STEEL 271 



XIV. SOME RECENT TRIUMPHS OP APPLIED SCIENCE . . 298 

 APPENDIX ':"': 3 21 



VOLUME VII 



THE CONQUEST OF TIME AND SPACE 



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



II. THE HIGHWAY OP THE WATERS 56 



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



IV. THE STEAM LOCOMOTIVE 1 19 



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 . . . ; . i . . 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 OF MODERN BOOKS . .119 



VIII. THE MANUFACTURE OF PAPER . . . . 159 



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