CONTENTS BY CHAPTERS 



CHAPTER PAGE 



IV. THE ORIGIN AND DEVELOPMENT OF MODERN GEOLOGY . Il6 



V. THE NEW SCIENCE OF METEOROLOGY . . . 168 



VI. MODERN THEORIES OF HEAT AND LIGHT ... . 206 



VII. THE MODERN DEVELOPMENT OF ELECTRICITY AND MAG- 

 NETISM . ..... . . . 229 



VIII. THE CONSERVATION OP ENERGY r 253 



IX. THE ETHER AND PONDERABLE MATTER . . . 283 



APPENDIX, NOTES, AND BIBLIOGRAPHY . . . 307 



VOLUME IV 



MODERN DEVELOPMENT OF THE CHEMICAL AND 

 BIOLOGICAL SCIENCES 



I. THE PHLOGISTON THEORY IN CHEMISTRY ... 3 

 II. THE BEGINNINGS OF MODERN CHEMISTRY . . .II 



III. CHEMISTRY SINCE THE TIMEOF DALTON ... 38 



IV. ANATOMY AND PHYSIOLOGY IN THE EIGHTEENTH CEN- 



TURY 73 



V. ANATOMY AND PHYSIOLOGY IN THE NINETEENTH CEN- 

 TURY 102 



VI. THEORIES OF ORGANIC EVOLUTION .... 140 



VII. EIGHTEENTH-CENTURY MEDICINE .... 182 



VIII. NINETEENTH-CENTURY MEDICINE .... 199 



IX. THE NEW SCIENCE OF EXPERIMENTAL PSYCHOLOGY . 245 



X. THE NEW SCIENCE OF ORIENTAL ARCHAEOLOGY . . 287 



APPENDIX, NOTES, AND BIBLIOGRAPHY . . . 303 



VOLUME V 



ASPECTS OF RECENT SCIENCE 



I. THE BRITISH MUSEUM ....... 3 



II. THE ROYAL SOCIETY OF LONDON FOR IMPROVING 



NATURAL KNOWLEDGE ...... 14 



III. THE ROYAL INSTITUTION AND THE LOW-TEMPERATURE 



RESEARCHES 29 



IV. SOME PHYSICAL LABORATORIES AND PHYSICAL PROB- 



LEMS 73 



V. THE MARINE BIOLOGICAL LABORATORY AT NAPLES . 113 



VI. ERNST HAECKEL AND THE NEW ZOOLOGY . . . 144 

 VII. SOME MEDICAL LABORATORIES AND MEDICAL PROB- 

 LEMS . . . . . . . . .178 



VIII. SOME UNSOLVED SCIENTIFIC PROBLEMS . . . 203 



IX. RETROSPECT AND PROSPECT ..... 230 



REFERENCE LIST AND LIST OF SOURCES . . . 243 



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