CONTENTS. 



CHAPTER XII. 



PHYSICS OF THE EIGHTEENTH CENTURY. 



Page 279 



CHROMATIC Aberration, 279 John Dollond, 280 Gabriel Fahrenheit, 286 

 Reaumer, 286 Joseph Black, 286 Measurement of Expansion in Solids, 293 

 James Watt, 295 Denis Papin, 296 Captain Thomas Savery, 298 Thomas 

 Newcomen, 298 Count Rumford, 304 Stephen and Joseph Montgolfier, 311. 



CHAPTER XIII. 



PHYSICS OF THE EIGHTEENTH CENTURY (continued}. ELECTRICITY. 



Page 31 3 



HAWKSBEE, 314 Stephen Gray, 316 Du Fay, 320 William Watson, 322 

 Dr. J. T. Desaguliers, 324 Musschenbroeck, 324 Cuneus and Allaman, 325 

 Benjamin Franklin, 326 Richmann, 334. 



CHAPTER XIV. 



CHEMISTRY OF THE EIGHTEENTH CENTURY. 



Page 341 



STEPHEN Hales, 341 Boerhaave, 342 Frederick Hoffmann, 343 Dr. Mac- 

 bride, 346 Pierre-Joseph Macquer, 348 Torbern Bergtnann, 350 Charles Wil- 

 liam Scheele, 352 Priestley, 354 Antoine Laurent Lavoisier, 363 Guyton de 

 Morveau, 368 Kirwan, 368 Wenzel, 378 J. B. Richter, 379 Claude Louis 

 Berthollet, 379. 



CHAPTER XV. 



NATURAL HISTORY OF THE EIGHTEENTH CENTURY. 



KARL Linnaeus, 382 Jussieu, 388 Lamarck, 388 Geoffroy St. Hilaire, 388 

 George Louis Leclerc Buffon, 398 Baron Cuvier, 401 Alexander Brongniart, 

 402 Haller, 402 Charles Bonnet, 405 Spallanzani, 405 John Hunter, 405 

 Generelli, 408 Lehmann, 409 Fuchsel, 409 Werner, 406 James Hutton, 412 

 Haiiy,..4i6. 



