CONTENTS 



THE FIRST VOLUME. 



Page 

 INTRODUCTION 1 



PART I. 



On the Revolutions and Improvements in Science, Arts, 

 AND Literature, during the Eighteenth Century ... 9 



CHAPTER L Mechanical Philosophy 14 



§ 1. Electricity 23 



§ 2. Galvanism 31 



%S. Magnetism 36 



§ 4. Motion and Moving Forces 41 



§ 5. Hydraulics 46 



§6. Pneumatics 51 



§7. Optics.,,,^ 59 



§ 8. Astronomy 69 



General Observations 90 



CHAPTER IL Chemical Philosophy 92 



CHAPTER in. Natural History 140 



§ 1. Zoology 143 



%2. Botany 163 



§ 3. Mineralogy 188 



§ 4. Geology 203 



§ 5. Meteorology 242 



§ 6. Hydrology 254 



CHAPTER IV. Medicine 258 



§ 1. Anatomy 261 



§ 2. Physiology 277 



§3. Theory and Practice of Physic 311 



% 4. Surgejy and Obstetrics 368 



Additional Notes 379 



